外研版（2019）必修 第三册Unit 5 What an adventure! 单元话题语法填空练习（重难点易错题精练）（含解析）
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| 名称 | 外研版（2019）必修 第三册Unit 5 What an adventure! 单元话题语法填空练习（重难点易错题精练）（含解析） |  | |
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Unit 5 What an adventure!
单元话题语法填空练习
My alarm clock 1 (ring). I opened my eyes and suddenly remembered it was the day of the class trip to Pulau Ubin with Miss Lee. I changed into my school uniform and had 2 quick breakfast. Then, I began to walk to my school 3 (meet) my classmates.
Miss Lee gave us some instructions and put us into groups of six. Then we set off. An hour 4 (late), we arrived at Pulau Ubin. As we walked along, I suddenly saw Janet falling 5 the deep lake. Janet had stepped on a banana peel, 6 a man had thrown on the ground.
She cried, “Help! I am dying soon.” 7 (see) that, I asked Miss Lee for help. We 8 (work) together to pull Janet to the bank. Then we 9 (immediate) took her to the hospital. The doctor said that she was going to stay in hospital for two weeks because she 10 (break) her right leg. The man who threw the banana peel on the ground was fined for littering.
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
Learning outside the classroom through adventurous activities 11 (be) known to have significant advantages. It helps children develop both technical and social skills by 12 (overcome) challenges and sharing decisions.
Such activities might include various forms of orienteering (定向越野赛), using a climbing wall or different forms of cycling — as well 13 problem-solving tasks. From a psychological view, they help pupils develop a “can do” attitude that can 14 (use) in all aspects of school life. They develop a sense of confidence 15 gives them the power to face up to challenges, express and deal 16 emotions, and a chance to succeed.
There are educational 17 (benefit) too. This is a chance to support cross-curricular (跨学科的) teaching by which pupils can improve their own learning and performance and communication skills.
In addition, a focus on 18 (person) development using basic skills related to outdoor activities can be achieved through different team-building exercises. They also develop pupils’ ability 19 (work) together and develop a sense of responsibility. And many of these are 20 (particular) helpful at the beginning of high school.
语法填空。
Every year, hundreds of people spend good money on 21 experience that they knew would include crowds, discomfort and 22 (dangerous). Many would become sick due to the 23 (extremely) cold and low air pressure and a few would even lose their 24 (life).For those people, 25 (climb) Qomolangma is an experience which makes some feel powerful. For them, what they get from the adventure is just sheer joy. That is what life 26 (mean). It brings into focus 27 is important to them and forces you to look deep inside 28 (you). Psychologists refer to the personalities of these people as “Type T”. Although the climbers may say they are experts but are not taking risks, they don’t expect 29 (die). Our desire to seek risks can be connected with 30 much we expect to benefit from the result.
选词填空
Climbing Qomolangma is 31 experience that would include crowds, discomfort and danger, 32 (make) some feel weak and others, powerful. British mountain climber George Mallory holds the following opinion:what we get from this adventure is just sheer joy. People eat 33 make money to be able to enjoy life. American mountain climber Alan Arnette 34 (share) the similar view. Each person has a unique reason for 35 (climb) a mountain. It forces people 36 (look) deep inside 37 (them). To 38 (success), one must have the physical as well as mental, toughness to push forward.
The scientific reason behind these acts is that risk-taking may be part of human nature. People who are likely to take risks tend to have “Type T” personalities. Research also suggests that our desire to seek risks can be connected to how much we expect to benefit 39 the result.
Thus, is it worthwhile to climb Qomolangma It is 40 (total) up to you.
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
We rarely go about our 41 (day) lives thinking and preparing for the worst circumstances. Fires, car accidents, heart attacks and other emergency situations may come about at any moment. Many dangers are around us constantly. How will we react in those times Sometimes, it’s better 42 (get) prepared for the worst. There are 43 number of things we can do by learning a few life saving skills for conditions 44 our control.
One necessary skill we can arm 45 (we) with is mastering CPR (心脏复苏). This can come in 46 (especial) handy for those in the restaurant and dining industries. Statistics have shown that people
choking on their food while 47 (eat) is not uncommon at all. A similar skill that would come in handy in addition to CPR is the Heimlich Maneuver (哈姆立克急救法), 48 can be used to get out a foreign object (异物) from someone who is choking.
Our health is our greatest investment among all the things. While we can’t guard against all misfortunes and diseases, getting to know some first aid skills 49 (be) quite useful. It doesn’t need much time or money, but we may give an 50 (extend) of life to other people through proper help.
语法填空
You may have wondered before what you would do if you 51 (trap) on a desert island. Three sailors were in this poor situation and found a way to be saved—spelling out the word “help” with tree 52 (leaf) until the US Navy rescued them.
The men were found on Thursday on 53 remote Pacific island of Fanadik in Micronesia, according to the BBC． They were also waving brightly-colored life jackets (救生衣) 54 (get) attention. US Navy officials said they had been trapped for three days 55 they got help.
The men said 56 (they) ship was turned over by a large wave a few hours after they left Pulap in the Federated States of Micronesia on April 4. They said that they spent the night 57 (swim) until they arrived on the island. “Our efforts, along 58 the willingness of many different resources to come together and help, led to the 59 (success) rescue of these three men in a very remote part of the Pacific ocean,” 60 (say) Lieutenant (上尉) William White.
语法填空
Writing text messages while 61 (walk) is dangerous. Researchers find that there are more and more people who 62 (injure) when they are texting while they are walking. Their report says walking is not as easy as we think.We must focus on many things at the same time to walk 63 (safe) in a straight line. But those people forget how to walk properly, 64 dangerous things happen to them. They run into walls and other people.They walk into cars,fall over things in the street,and even fall into holes.
A professor said walking is a difficult action. There are several reasons 65 texting makes walking 66 (danger). One of them is that people cannot see the street. Another is that they focus on their phone keyboard instead of their feet. A final reason is that their 67 (mind) are somewhere else—they are not thinking about walking from A to B．The professor said over 6,000 people 68 (visit) his hospital last year because of
texting. He said 69 worst cases are head injuries. When a walker is thrown into the air, he/she has nothing 70 (protect) the head. The damage can be serious.
阅读下面材料，在空白处填入适当的内容(一个单词)或括号内单词的正确形式。请将答案填写在文后指定位置。
CPR is an effective form of first aid 71 (give) to the victim whose heart stops. Doing it can increase the chance of the victim’s 72 (survive). So knowing CPR can be a real lifesaver.
How to give CPR There are 73 (simple) three steps. Firstly, roll the victim onto his back and do chest compression ( 按压). 74 this way, it keeps blood flowing to the brain, heart and other organs. To perform the compression, place one hand over 75 other and press firmly on the victim’s chest many times in a row, 76 (push)at least 2 inches deep on every compression. Then after compressions 77 (complete), check the air way 78 (see)whether the person is breathing. If not, perform mouth-to-mouth rescue breathing, 79 helps to move the oxygen down into the victim’s lung. And chest compression should start again right after the two breaths are given.
Learn CPR, for you never know when you might need 80 . And it feels good to know that you could help in case of emergency.
参考答案：
1．rang 2．a 3．to meet 4．later 5．into 6．which 7．Seeing 8．worked 9．immediately 10．had broken
【导语】本文是一篇记叙文。文章主要讲述了作者在参加班级旅行时，发现同学Janet掉进湖里，向随行的李老师求助，然后大家一起救起Janet，把她送往医院的故事。
1．考查时态。句意：我的闹钟响了。分析句子可知，空处作句子的谓语，结合后面叙述过去发生的一系列动作可知，时态应用一般过去时，因此应用ring的过去式。故填rang。
2．考查冠词。句意：我换上校服，匆匆吃了一顿早餐。分析句子可知，空处表示泛指，意为“一顿”，应用不定冠词，且quick的发音以辅音音素开头，因此应用a。故填a。
3．考查非谓语动词。句意：然后，我开始步行到学校去见我的同学。分析句子可知，空处作句子的目的状语，因此应用meet的不定式形式。故填to meet。
4．考查副词。句意：一小时后，我们到达乌敏岛。结合前面说“我们出发了”，后面说“我们到达了乌敏岛”可推知，此处是描述时间的流逝，表示“一小时后”，因此空处应用late的副词形式later，意为“随后，以后”。故填later。
5．考查介词。句意：我们走着走着，我突然看见Janet掉进了很深的湖里。结合后面Janet大声呼救可推知，此处表示她掉进了湖里，应用固定短语fall into，因此空处应用介词into。故填into。
6．考查定语从句。句意：Janet踩到了一个男人扔在地上的香蕉皮。分析句子可知，空处引导非限制性定语从句，修饰先行词a banana peel，先行词指物，在从句中作thrown的宾语，因此应用关系代词which引导从句。故填which。
7．考查非谓语动词。句意：看到这个，我向李老师求助。分析句子可知，空处为非谓语动词，see“看到”这个动作发生后，求助的动作紧跟着发生，且see和I逻辑上是主动关系，因此应用see的现在分词形式作时间状语，且空处位于句首，首字母需大写。故填Seeing。
8．考查时态。句意：我们齐心协力把Janet拉到岸边。分析句子可知，空处作句子的谓语，结合前后在叙述过去发生的事情可知，时态应用一般过去时，因此应用work的过去式。故填worked。
9．考查副词。句意：然后我们马上把她送到了医院。分析句子可知，空处修饰动词took，因此应用immediate的副词形式immediately，意为“立即，马上”。故填immediately。
10．考查时态。句意：医生说她要在医院住两个星期，因为她的右腿摔断了。分析句子可知，空处作because引导的从句的谓语，break“摔断”的动作发生在said之前，时态应用过去完成时，因此应用had done的形式。故填had broken。
11．is 12．overcoming 13．as 14．be used 15．which/that 16．with 17．benefits 18．personal 19．to work 20．particularly
【导语】这是一篇是说明文。文章主要介绍参加户外探险活动有益于学生的综合发展。
11．考查主谓一致。句意：众所周知，通过冒险活动在课堂外学习具有显著的优势。分析句意可知，此处描述客观事实，用一般现在时，又因设空处所在句的主语Learning outside the classroom through adventurous activities为动词名词短语，谓语动词用第三人称单数形式，故填is。
12．考查动名词。句意：它通过克服挑战和分享决定，帮助儿童发展技术和社交技能。分析句意可知，设空处动词overcome“克服”作介词by的宾语，需要使用动名词形式。故填overcoming。
13．考查介词短语。句意：这些活动可能包括各种形式的定向运动，使用攀岩墙或不同形式的自行车，以及解决问题的任务。分析句意可知，此句包含介词短语as well as...表示“除……之外；也；还”。故填as。
14．考查被动语态。句意：从心理学的角度来看，它们帮助学生培养一种“可以做”的态度，这种态度可以应用于学校生活的各个方面。分析句意可知，设空处use“使用”为谓语动词，其与先行词that指代的主语attitude“态度”构成被动关系，因为空格前有情态动词，故使用be used。故填be used。
15．考查关系代词。句意：它们培养了一种自信，这使他们有能力面对挑战，表达和处理情绪，并有机会取得成功。分析句意可知，设空处需要填写关系词引导限制性定语从句，代替先行词a sense of confidence“自信”在从句中作主语，应用关系代词which或that。故填which或that。
16．考查介词。句意：它们培养了一种自信，这使他们有能力面对挑战，表达和处理情绪，并有机会取得成功。分析句意可知，空格处需填写介词with与deal构成词组deal with“解决或处理某事”。故填with。
17．考查可数名词的复数。句意：还有教育方面的好处。分析句意可知，There are句型中，
空格处填名词作主语，且依据主谓一致规则，需要使用benefit“益处，好处”的复数形式。故填benefits。
18．考查形容词。句意：此外，通过不同的团队建设练习，可以利用与户外活动相关的基本技能来关注个人发展。分析句意可知，设空处作定语，修饰名词development，需要改为形容词，表示“个人的”用personal。故填personal。
19．考查不定式。句意：他们还培养学生的合作能力和责任感。分析句意可知，抽象名词ability“能力”后常接不定式，作后置定语。故填to work。
20．考查副词。句意：其中许多在高中开始时尤其有用。修饰形容词helpful，需用副词形式。故填particularly。
21．an 22．danger 23．extreme 24．lives 25．climbing 26．means 27．what 28．yourself 29．to die 30．how
【导语】这是一篇说明文，文章主要讲述攀登珠穆朗玛峰对攀登者的意义。
21．考查不定冠词。句意：每年，数以百计的人花大把的钱在一次他们知道会有拥挤、不适和危险的经历上。experience经历，可数名词，此处泛指“一次经历”，且experience是以元音音素开头，应用不定冠词an，故填an。
22．考查名词。句意同上。空处和名词crowds及discomfort并列，应用名词形式作宾语，danger危险，不可数名词。故填danger。
23．考查形容词。句意：由于极寒和低气压，许多人会生病，少数人甚至会失去生命。空处应填形容词作定语，修饰名词cold，extreme极端的，形容词。故填extreme。
24．考查名词复数。句意同上。life“生命，性命”是可数名词，由their可知应用复数形式，故填lives。
25．考查动名词。句意：对于这些人来说，攀登珠穆朗玛峰是一种让他们感到强大的经历。空处作主语，表示一般性行为，应用动名词形式，故填climbing。
26．考查时态和主谓一致。句意：那就是生命的意义。空处从句的谓语动词，句子是一般现在时，从句主语life为抽象概念，不可数，谓语动词用第三人称单数形式，故填means。
27．考查宾语从句。句意：这会让他们关注什么对他们来说是重要的，并迫使你审视自己的内心深处。空处引导宾语从句，作动词bring的宾语，引导词在从句中作主语，指物，应用连接代词what。故填what。
28．考查反身代词。句意同上。结合句意可知，此处指“迫使你审视自己的内心深处”，应用反身代词yourself。故填yourself。
29．考查动词不定式。句意：尽管登山者可能会说他们是专家，但他们不会冒险，他们并不期望死亡。expect to do sth期望做某事，故此处用动词不定式。故填to die。
30．考查宾语从句。句意：我们寻求风险的欲望与我们期望从结果中获益的程度有关。空处引导宾语从句，作with的宾语，结合句意及空后的much可知，此处指“多少”，应用how much。故填how。
31．an 32．making 33．and 34．shares 35．climbing 36．to look 37．themselves 38．succeed 39．from 40．totally
【导语】这是一篇说明文。文章主要说明了攀登珠穆朗玛峰是一种经历，包括人群、不适和危险，让一些人感到虚弱，而另一些人则感到强大。每个人都有一个独特的原因去爬山。它迫使人们审视自己的内心深处。要想成功，一个人不仅要有精神上的坚强，还要有身体上的坚强。
31．考查冠词。句意：攀登珠穆朗玛峰是一种经历，包括人群、不适和危险，让一些人感到虚弱，而另一些人则感到强大。此处experience表示泛指，所以要用不定冠词，而且experience是发音以元音音素开头的单词，故填an。
32．考查非谓语动词。句意：攀登珠穆朗玛峰是一种经历，包括人群、不适和危险，让一些人感到虚弱，而另一些人则感到强大。make与其逻辑主语Climbing Qomolangma之间是主动关系，故用现在分词作状语。故填making。
33．考查连词。句意：人们吃饭赚钱是为了能够享受生活。eat和make money之间是并列关系，应用连词and。故填and。
34．考查时态和主谓一致。句意：美国登山者阿兰·阿内特也有类似的观点。由上下文可知，此处应用一般现在时，根据主语Alan Arnette可知，此处谓语动词应用第三人称单数形式。故填shares。
35．考查非谓语动词。句意：每个人都有一个独特的原因去爬山。介词for后应用动名词，作宾语。故填climbing。
36．考查非谓语动词。句意：它迫使人们审视自己的内心深处。短语force sb. to do sth.表示“迫使某人做某事”。故填to look。
37．考查反身代词。句意：它迫使人们审视自己的内心深处。这迫使人们来审视他们自己的内心深处。根据句意“他们自己”可知此处应用反身代词。故填themselves。
38．考查动词。句意：要想成功，一个人不仅要有精神上的坚强，还要有身体上的坚强。此处为不定式作目的状语，应用动词succeed。故填succeed。
39．考查介词。句意：研究还表明，我们寻求风险的欲望可能与我们期望从结果中获益的程度有关。短语benefit from...表示“从……中获益”。故填from。
40．考查副词。句意：这完全取决于你。修饰介词短语应用副词totally，作状语。故填totally。
41．daily 42．to get 43．a 44．beyond 45．ourselves 46．especially 47．eating 48．which 49．is 50．extension
【导语】本文是一篇说明文。文章主要介绍了在日常生活中，我们应该学习一些救生技能。
41．考查形容词。句意：我们很少在日常生活中考虑和准备最坏的情况。修饰名词lives，用形容词形式作定语。故填daily。
42．考查非谓语动词。句意：有时候，做最坏的打算会更好。It’s + adj. +to do做某事是……的，it为形式主语，真正的主语为不定式结构。故填to get。
43．考查冠词。句意：在我们无法控制的情况下，通过学习一些救生技能，我们可以做很多事情。a number of许多。故填a。
44．考查介词。句意：在我们无法控制的情况下，通过学习一些救生技能，我们可以做很多事情。名词control前用介词形式。beyond control无法控制。故填beyond。
45．考查代词。句意：一个必要的技能我们可以武装自己掌握心肺复苏。 arm oneself with sth. 以……为武器；用……把自己武装起来。故填ourselves。
46．考查副词。句意：这对于那些在餐馆和餐饮行业的人来说尤其方便。修饰形容词handy，用副词形式作状语。故填especially。
47．考查非谓语动词。句意：数据显示，人们在吃饭时被食物噎住的情况并不少见。while引导时间状语从句时，如果从句的主语和主句的主语相同，那么从句的主语和从句谓语动词be都可以省略。主语people与eat之间为主动关系，所以用现在分词形式。故填eating。
48．考查定语从句。句意：除了心肺复苏术，还有一项类似的技巧，哈姆立克急救法也能派上用场，它可以帮助窒息的人取出异物。先行词为the Heimlich Maneuver，指物，在非限定
性定语从句中作主语，所以用关系代词which引导。故填which。
49．考查时态和主谓一致。句意：虽然我们不能预防所有的不幸和疾病，但了解一些急救技能是非常有用的。陈述客观事实，用一般现在时。动名词作主语，谓语动词用单数形式。故填is。
50．考查名词。句意：它不需要太多的时间或金钱，但我们可以通过适当的帮助延长别人的生命。不定冠词an和介词of之间接名词的单数形式。故填extension。
51．were trapped 52．leaves 53．a 54．to get 55．before 56．their 57．swimming 58．with 59．successful 60．said
【导语】这是一篇记叙文。主要讲述了三名水手使用树叶拼出“help”，挥舞色彩鲜艳的救生衣，从而获得营救的故事。
51．考查时态和语态。句意：以前你可能会想知道如果你被困在荒岛上，你会怎么做。根据句中would do可知，主句使用过去将来时，所以if引导的条件状语从句应用一般过去时，trap与主语you之间是被动关系，应用一般过去时的被动语态，且主语是you，be动词应用were。故填were trapped。
52．考查名词。句意：三名水手处境艰难，他们用树叶拼出了“帮助”一词，找到了获救的方法，直到美国海军营救他们。空处作介词with的宾语，且表示泛指，应用名词的复数形式。故填leaves。
53．考查冠词。句意：据英国广播公司报道，这些人于周四在密克罗尼西亚一个偏远的太平洋岛屿法纳迪克被发现。结合语意，此处表示“一个岛屿”，空处应用不定冠词，remote是辅音音素开头的单词，前边应用a。故填a。
54．考查非谓语动词。句意：他们还挥舞着色彩鲜艳的救生衣以得到注意。结合语意，他们挥舞救生衣的目的是得到注意，所以空处应用不定式形式表示目的。故填to get。
55．考查连词。句意：美国海军官员说，他们被困三天后才得到帮助。结合语意，他们得到帮助之前已经被困三天了，所以空处应用连词before引导时间状语从句。故填before。
56．考查代词。句意：这些人说，他们的船在4月4日离开密克罗尼西亚联邦普拉普几个小时后被巨浪掀翻。空处修饰名词ship，表示“他们的”，应用形容词性物主代词their。故填their。
57．考查非谓语动词。句意：他们说他们在晚上到达岛上之前一直在游泳。spend time in doing
sth.表示“花费时间做某事”，其中介词in可以省略。故填swimming。
58．考查介词。句意：威廉·怀特上尉说：“我们的努力，加上许多不同的资源愿意联合起来提供帮助，使得这三名男子在太平洋一个非常偏远的地区成功获救。”。along with为固定短语，表示“和”。故填with。
59．考查形容词。句意：威廉·怀特上尉说：“我们的努力，加上许多不同的资源愿意联合起来提供帮助，使得这三名男子在太平洋一个非常偏远的地区成功获救。”。空处修饰名词rescue，应用形容词形式作定语，successful是形容词，表示“成功的”。故填successful。
60．考查时态。句意：威廉·怀特上尉说：“我们的努力，加上许多不同的资源愿意联合起来提供帮助，使得这三名男子在太平洋一个非常偏远的地区成功获救。”。根据上文语境，此处表示过去发生的动作，应用一般过去时，所以动词使用过去式形式。故填said。
61．walking 62．are injured 63．safely 64．so 65．why 66．dangerous 67．minds 68．visited 69．the 70．to protect
【导语】这是一篇说明文。介绍了几个边走路边发短信危险的原因。
61．考查省略句。句意：走路时发短信很危险。本句为状语从句的省略，原句为：while you are walking，省略了 you are。故填walking。
62．考查时态和语态。句意：研究人员发现，越来越多的人在走路时发短信时受伤。表示研究者的某种发现，应使用一般现在时，从句中主语为复数，be injured“受伤”，故填are injured。
63．考查副词。句意：我们必须同时专注于许多事情，才能安全地走在一条直线上。此处应使用副词修饰动词walk，故填safely。
64．考查连词。句意：但这些人忘记了如何正确行走，因此危险的事情发生在他们身上。分析前后句可知，两者存在因果关系，so“因此”，语义相符，故填so。
65．考查关系副词。句意：发短信让走路变得危险的原因有几个。分析句子结构可知，空格处引导定语从句并在从句中作状语，修饰先行词reason，故填why。
66．考查形容词。句意：发短信让走路变得危险的原因有几个。根据“make +sth/sb+ adj”意为“使某人/某物……”，此处使用形容词作宾语补足语，故填dangerous。
67．考查可数名词。句意：最后一个原因是他们的思想在其他地方——他们没有考虑从A走到B。名词mind意为“头脑、大脑”，此处作可数名词，前有their修饰，应使用其复数形
式，故填minds。
68．考查时态。句意：这位教授说，去年有6000多人因为发短信而去了医院。分析句子结构可知，空格处为宾语从句的谓语部分，根据主语动词said时态可知，从句动词也应使用一般过去时，故填visited。
69．考查冠词。句意：他说，最严重的情况是头部受伤。根据空格后的形容词的最高级形式worst可知，前应使用定冠词the，故填the。
70．考查动词不定式。句意：当助行器被抛向空中时，他/她没有任何东西来保护头部。have nothing to do “没有什么可做”为固定搭配，故填to protect。
71．given 72．survival 73．simply 74．In 75．the 76．pushing 77．have been completed (are completed) 78．to see 79．which 80．it
【分析】这是一篇说明文。文章介绍的是给心脏骤停的病人做CPR的方法。
71．考查非谓语动词。句意：CPR是一种给心脏骤停者做的有效的急救方式。is是句子的谓语，give要用非谓语形式，逻辑主语first aid 与give是被动关系，要用done的形式。故填given 。
72．考查名词。句意：做CPR可以增加患者存活的机会。victim’s是名词所有格，后要用名词形式，survive的名词是survival。故填survival。
73．考查副词。句意：只有三步。根据语境，此处填只有、仅仅。simple的副词simply意为仅仅、只。故填simply。
74．考查固定搭配。句意：用这种方式，能让血液流向大脑、心脏和器官。in this way意为用这种方式。故填In。
75．考查定冠词。句意：为了进行按压，将一只手放在另一只上面，连续多次用力按压患者胸部。每次按压至少2英寸深。一共两只手，两者中的另一个，是特指，故填the。
76．考查非谓语词。句意：为了进行按压，将一只手放在另一只上面，连续多次用力按压患者胸部。每次按压至少2英寸深。分析句子可知句子的谓语是place，所以push要用非谓语动词，逻辑主语与push之间为主动关系，此处要用doing形式做状语，故填pushing。
77．考查动词时态和语态。句意：按压完成之后，，检查呼吸道看人是否在呼吸。complete是after引导的从句的谓语动词，且compressions（按压）和complete（完成）之间是被动关系，所以要用be done。从动作先后来看，先完成按压再检查呼吸，所以complete在 check之前发生，所以可以用现在have been done。故填have been completed 或are completed。
78．考查非谓语动词。句意：按压完成之后，，检查呼吸道看人是否在呼吸。to do表目的。故填to see。
79．考查定语从句。句意：如果没有，进行人工呼吸，能帮助氧气进入患者肺部。分析句子，是 perform mouth-to-mouth rescue breathing这个句子做非限定性定语从句的先行词，且充当从句的主语，故填which。
80．考查代词。学会CPR，因为你不知道什么时候会需要它。空白处指代前面提到的CPR，代指物，故填it。
单元话题语法填空练习
My alarm clock 1 (ring). I opened my eyes and suddenly remembered it was the day of the class trip to Pulau Ubin with Miss Lee. I changed into my school uniform and had 2 quick breakfast. Then, I began to walk to my school 3 (meet) my classmates.
Miss Lee gave us some instructions and put us into groups of six. Then we set off. An hour 4 (late), we arrived at Pulau Ubin. As we walked along, I suddenly saw Janet falling 5 the deep lake. Janet had stepped on a banana peel, 6 a man had thrown on the ground.
She cried, “Help! I am dying soon.” 7 (see) that, I asked Miss Lee for help. We 8 (work) together to pull Janet to the bank. Then we 9 (immediate) took her to the hospital. The doctor said that she was going to stay in hospital for two weeks because she 10 (break) her right leg. The man who threw the banana peel on the ground was fined for littering.
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
Learning outside the classroom through adventurous activities 11 (be) known to have significant advantages. It helps children develop both technical and social skills by 12 (overcome) challenges and sharing decisions.
Such activities might include various forms of orienteering (定向越野赛), using a climbing wall or different forms of cycling — as well 13 problem-solving tasks. From a psychological view, they help pupils develop a “can do” attitude that can 14 (use) in all aspects of school life. They develop a sense of confidence 15 gives them the power to face up to challenges, express and deal 16 emotions, and a chance to succeed.
There are educational 17 (benefit) too. This is a chance to support cross-curricular (跨学科的) teaching by which pupils can improve their own learning and performance and communication skills.
In addition, a focus on 18 (person) development using basic skills related to outdoor activities can be achieved through different team-building exercises. They also develop pupils’ ability 19 (work) together and develop a sense of responsibility. And many of these are 20 (particular) helpful at the beginning of high school.
语法填空。
Every year, hundreds of people spend good money on 21 experience that they knew would include crowds, discomfort and 22 (dangerous). Many would become sick due to the 23 (extremely) cold and low air pressure and a few would even lose their 24 (life).For those people, 25 (climb) Qomolangma is an experience which makes some feel powerful. For them, what they get from the adventure is just sheer joy. That is what life 26 (mean). It brings into focus 27 is important to them and forces you to look deep inside 28 (you). Psychologists refer to the personalities of these people as “Type T”. Although the climbers may say they are experts but are not taking risks, they don’t expect 29 (die). Our desire to seek risks can be connected with 30 much we expect to benefit from the result.
选词填空
Climbing Qomolangma is 31 experience that would include crowds, discomfort and danger, 32 (make) some feel weak and others, powerful. British mountain climber George Mallory holds the following opinion:what we get from this adventure is just sheer joy. People eat 33 make money to be able to enjoy life. American mountain climber Alan Arnette 34 (share) the similar view. Each person has a unique reason for 35 (climb) a mountain. It forces people 36 (look) deep inside 37 (them). To 38 (success), one must have the physical as well as mental, toughness to push forward.
The scientific reason behind these acts is that risk-taking may be part of human nature. People who are likely to take risks tend to have “Type T” personalities. Research also suggests that our desire to seek risks can be connected to how much we expect to benefit 39 the result.
Thus, is it worthwhile to climb Qomolangma It is 40 (total) up to you.
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
We rarely go about our 41 (day) lives thinking and preparing for the worst circumstances. Fires, car accidents, heart attacks and other emergency situations may come about at any moment. Many dangers are around us constantly. How will we react in those times Sometimes, it’s better 42 (get) prepared for the worst. There are 43 number of things we can do by learning a few life saving skills for conditions 44 our control.
One necessary skill we can arm 45 (we) with is mastering CPR (心脏复苏). This can come in 46 (especial) handy for those in the restaurant and dining industries. Statistics have shown that people
choking on their food while 47 (eat) is not uncommon at all. A similar skill that would come in handy in addition to CPR is the Heimlich Maneuver (哈姆立克急救法), 48 can be used to get out a foreign object (异物) from someone who is choking.
Our health is our greatest investment among all the things. While we can’t guard against all misfortunes and diseases, getting to know some first aid skills 49 (be) quite useful. It doesn’t need much time or money, but we may give an 50 (extend) of life to other people through proper help.
语法填空
You may have wondered before what you would do if you 51 (trap) on a desert island. Three sailors were in this poor situation and found a way to be saved—spelling out the word “help” with tree 52 (leaf) until the US Navy rescued them.
The men were found on Thursday on 53 remote Pacific island of Fanadik in Micronesia, according to the BBC． They were also waving brightly-colored life jackets (救生衣) 54 (get) attention. US Navy officials said they had been trapped for three days 55 they got help.
The men said 56 (they) ship was turned over by a large wave a few hours after they left Pulap in the Federated States of Micronesia on April 4. They said that they spent the night 57 (swim) until they arrived on the island. “Our efforts, along 58 the willingness of many different resources to come together and help, led to the 59 (success) rescue of these three men in a very remote part of the Pacific ocean,” 60 (say) Lieutenant (上尉) William White.
语法填空
Writing text messages while 61 (walk) is dangerous. Researchers find that there are more and more people who 62 (injure) when they are texting while they are walking. Their report says walking is not as easy as we think.We must focus on many things at the same time to walk 63 (safe) in a straight line. But those people forget how to walk properly, 64 dangerous things happen to them. They run into walls and other people.They walk into cars,fall over things in the street,and even fall into holes.
A professor said walking is a difficult action. There are several reasons 65 texting makes walking 66 (danger). One of them is that people cannot see the street. Another is that they focus on their phone keyboard instead of their feet. A final reason is that their 67 (mind) are somewhere else—they are not thinking about walking from A to B．The professor said over 6,000 people 68 (visit) his hospital last year because of
texting. He said 69 worst cases are head injuries. When a walker is thrown into the air, he/she has nothing 70 (protect) the head. The damage can be serious.
阅读下面材料，在空白处填入适当的内容(一个单词)或括号内单词的正确形式。请将答案填写在文后指定位置。
CPR is an effective form of first aid 71 (give) to the victim whose heart stops. Doing it can increase the chance of the victim’s 72 (survive). So knowing CPR can be a real lifesaver.
How to give CPR There are 73 (simple) three steps. Firstly, roll the victim onto his back and do chest compression ( 按压). 74 this way, it keeps blood flowing to the brain, heart and other organs. To perform the compression, place one hand over 75 other and press firmly on the victim’s chest many times in a row, 76 (push)at least 2 inches deep on every compression. Then after compressions 77 (complete), check the air way 78 (see)whether the person is breathing. If not, perform mouth-to-mouth rescue breathing, 79 helps to move the oxygen down into the victim’s lung. And chest compression should start again right after the two breaths are given.
Learn CPR, for you never know when you might need 80 . And it feels good to know that you could help in case of emergency.
参考答案：
1．rang 2．a 3．to meet 4．later 5．into 6．which 7．Seeing 8．worked 9．immediately 10．had broken
【导语】本文是一篇记叙文。文章主要讲述了作者在参加班级旅行时，发现同学Janet掉进湖里，向随行的李老师求助，然后大家一起救起Janet，把她送往医院的故事。
1．考查时态。句意：我的闹钟响了。分析句子可知，空处作句子的谓语，结合后面叙述过去发生的一系列动作可知，时态应用一般过去时，因此应用ring的过去式。故填rang。
2．考查冠词。句意：我换上校服，匆匆吃了一顿早餐。分析句子可知，空处表示泛指，意为“一顿”，应用不定冠词，且quick的发音以辅音音素开头，因此应用a。故填a。
3．考查非谓语动词。句意：然后，我开始步行到学校去见我的同学。分析句子可知，空处作句子的目的状语，因此应用meet的不定式形式。故填to meet。
4．考查副词。句意：一小时后，我们到达乌敏岛。结合前面说“我们出发了”，后面说“我们到达了乌敏岛”可推知，此处是描述时间的流逝，表示“一小时后”，因此空处应用late的副词形式later，意为“随后，以后”。故填later。
5．考查介词。句意：我们走着走着，我突然看见Janet掉进了很深的湖里。结合后面Janet大声呼救可推知，此处表示她掉进了湖里，应用固定短语fall into，因此空处应用介词into。故填into。
6．考查定语从句。句意：Janet踩到了一个男人扔在地上的香蕉皮。分析句子可知，空处引导非限制性定语从句，修饰先行词a banana peel，先行词指物，在从句中作thrown的宾语，因此应用关系代词which引导从句。故填which。
7．考查非谓语动词。句意：看到这个，我向李老师求助。分析句子可知，空处为非谓语动词，see“看到”这个动作发生后，求助的动作紧跟着发生，且see和I逻辑上是主动关系，因此应用see的现在分词形式作时间状语，且空处位于句首，首字母需大写。故填Seeing。
8．考查时态。句意：我们齐心协力把Janet拉到岸边。分析句子可知，空处作句子的谓语，结合前后在叙述过去发生的事情可知，时态应用一般过去时，因此应用work的过去式。故填worked。
9．考查副词。句意：然后我们马上把她送到了医院。分析句子可知，空处修饰动词took，因此应用immediate的副词形式immediately，意为“立即，马上”。故填immediately。
10．考查时态。句意：医生说她要在医院住两个星期，因为她的右腿摔断了。分析句子可知，空处作because引导的从句的谓语，break“摔断”的动作发生在said之前，时态应用过去完成时，因此应用had done的形式。故填had broken。
11．is 12．overcoming 13．as 14．be used 15．which/that 16．with 17．benefits 18．personal 19．to work 20．particularly
【导语】这是一篇是说明文。文章主要介绍参加户外探险活动有益于学生的综合发展。
11．考查主谓一致。句意：众所周知，通过冒险活动在课堂外学习具有显著的优势。分析句意可知，此处描述客观事实，用一般现在时，又因设空处所在句的主语Learning outside the classroom through adventurous activities为动词名词短语，谓语动词用第三人称单数形式，故填is。
12．考查动名词。句意：它通过克服挑战和分享决定，帮助儿童发展技术和社交技能。分析句意可知，设空处动词overcome“克服”作介词by的宾语，需要使用动名词形式。故填overcoming。
13．考查介词短语。句意：这些活动可能包括各种形式的定向运动，使用攀岩墙或不同形式的自行车，以及解决问题的任务。分析句意可知，此句包含介词短语as well as...表示“除……之外；也；还”。故填as。
14．考查被动语态。句意：从心理学的角度来看，它们帮助学生培养一种“可以做”的态度，这种态度可以应用于学校生活的各个方面。分析句意可知，设空处use“使用”为谓语动词，其与先行词that指代的主语attitude“态度”构成被动关系，因为空格前有情态动词，故使用be used。故填be used。
15．考查关系代词。句意：它们培养了一种自信，这使他们有能力面对挑战，表达和处理情绪，并有机会取得成功。分析句意可知，设空处需要填写关系词引导限制性定语从句，代替先行词a sense of confidence“自信”在从句中作主语，应用关系代词which或that。故填which或that。
16．考查介词。句意：它们培养了一种自信，这使他们有能力面对挑战，表达和处理情绪，并有机会取得成功。分析句意可知，空格处需填写介词with与deal构成词组deal with“解决或处理某事”。故填with。
17．考查可数名词的复数。句意：还有教育方面的好处。分析句意可知，There are句型中，
空格处填名词作主语，且依据主谓一致规则，需要使用benefit“益处，好处”的复数形式。故填benefits。
18．考查形容词。句意：此外，通过不同的团队建设练习，可以利用与户外活动相关的基本技能来关注个人发展。分析句意可知，设空处作定语，修饰名词development，需要改为形容词，表示“个人的”用personal。故填personal。
19．考查不定式。句意：他们还培养学生的合作能力和责任感。分析句意可知，抽象名词ability“能力”后常接不定式，作后置定语。故填to work。
20．考查副词。句意：其中许多在高中开始时尤其有用。修饰形容词helpful，需用副词形式。故填particularly。
21．an 22．danger 23．extreme 24．lives 25．climbing 26．means 27．what 28．yourself 29．to die 30．how
【导语】这是一篇说明文，文章主要讲述攀登珠穆朗玛峰对攀登者的意义。
21．考查不定冠词。句意：每年，数以百计的人花大把的钱在一次他们知道会有拥挤、不适和危险的经历上。experience经历，可数名词，此处泛指“一次经历”，且experience是以元音音素开头，应用不定冠词an，故填an。
22．考查名词。句意同上。空处和名词crowds及discomfort并列，应用名词形式作宾语，danger危险，不可数名词。故填danger。
23．考查形容词。句意：由于极寒和低气压，许多人会生病，少数人甚至会失去生命。空处应填形容词作定语，修饰名词cold，extreme极端的，形容词。故填extreme。
24．考查名词复数。句意同上。life“生命，性命”是可数名词，由their可知应用复数形式，故填lives。
25．考查动名词。句意：对于这些人来说，攀登珠穆朗玛峰是一种让他们感到强大的经历。空处作主语，表示一般性行为，应用动名词形式，故填climbing。
26．考查时态和主谓一致。句意：那就是生命的意义。空处从句的谓语动词，句子是一般现在时，从句主语life为抽象概念，不可数，谓语动词用第三人称单数形式，故填means。
27．考查宾语从句。句意：这会让他们关注什么对他们来说是重要的，并迫使你审视自己的内心深处。空处引导宾语从句，作动词bring的宾语，引导词在从句中作主语，指物，应用连接代词what。故填what。
28．考查反身代词。句意同上。结合句意可知，此处指“迫使你审视自己的内心深处”，应用反身代词yourself。故填yourself。
29．考查动词不定式。句意：尽管登山者可能会说他们是专家，但他们不会冒险，他们并不期望死亡。expect to do sth期望做某事，故此处用动词不定式。故填to die。
30．考查宾语从句。句意：我们寻求风险的欲望与我们期望从结果中获益的程度有关。空处引导宾语从句，作with的宾语，结合句意及空后的much可知，此处指“多少”，应用how much。故填how。
31．an 32．making 33．and 34．shares 35．climbing 36．to look 37．themselves 38．succeed 39．from 40．totally
【导语】这是一篇说明文。文章主要说明了攀登珠穆朗玛峰是一种经历，包括人群、不适和危险，让一些人感到虚弱，而另一些人则感到强大。每个人都有一个独特的原因去爬山。它迫使人们审视自己的内心深处。要想成功，一个人不仅要有精神上的坚强，还要有身体上的坚强。
31．考查冠词。句意：攀登珠穆朗玛峰是一种经历，包括人群、不适和危险，让一些人感到虚弱，而另一些人则感到强大。此处experience表示泛指，所以要用不定冠词，而且experience是发音以元音音素开头的单词，故填an。
32．考查非谓语动词。句意：攀登珠穆朗玛峰是一种经历，包括人群、不适和危险，让一些人感到虚弱，而另一些人则感到强大。make与其逻辑主语Climbing Qomolangma之间是主动关系，故用现在分词作状语。故填making。
33．考查连词。句意：人们吃饭赚钱是为了能够享受生活。eat和make money之间是并列关系，应用连词and。故填and。
34．考查时态和主谓一致。句意：美国登山者阿兰·阿内特也有类似的观点。由上下文可知，此处应用一般现在时，根据主语Alan Arnette可知，此处谓语动词应用第三人称单数形式。故填shares。
35．考查非谓语动词。句意：每个人都有一个独特的原因去爬山。介词for后应用动名词，作宾语。故填climbing。
36．考查非谓语动词。句意：它迫使人们审视自己的内心深处。短语force sb. to do sth.表示“迫使某人做某事”。故填to look。
37．考查反身代词。句意：它迫使人们审视自己的内心深处。这迫使人们来审视他们自己的内心深处。根据句意“他们自己”可知此处应用反身代词。故填themselves。
38．考查动词。句意：要想成功，一个人不仅要有精神上的坚强，还要有身体上的坚强。此处为不定式作目的状语，应用动词succeed。故填succeed。
39．考查介词。句意：研究还表明，我们寻求风险的欲望可能与我们期望从结果中获益的程度有关。短语benefit from...表示“从……中获益”。故填from。
40．考查副词。句意：这完全取决于你。修饰介词短语应用副词totally，作状语。故填totally。
41．daily 42．to get 43．a 44．beyond 45．ourselves 46．especially 47．eating 48．which 49．is 50．extension
【导语】本文是一篇说明文。文章主要介绍了在日常生活中，我们应该学习一些救生技能。
41．考查形容词。句意：我们很少在日常生活中考虑和准备最坏的情况。修饰名词lives，用形容词形式作定语。故填daily。
42．考查非谓语动词。句意：有时候，做最坏的打算会更好。It’s + adj. +to do做某事是……的，it为形式主语，真正的主语为不定式结构。故填to get。
43．考查冠词。句意：在我们无法控制的情况下，通过学习一些救生技能，我们可以做很多事情。a number of许多。故填a。
44．考查介词。句意：在我们无法控制的情况下，通过学习一些救生技能，我们可以做很多事情。名词control前用介词形式。beyond control无法控制。故填beyond。
45．考查代词。句意：一个必要的技能我们可以武装自己掌握心肺复苏。 arm oneself with sth. 以……为武器；用……把自己武装起来。故填ourselves。
46．考查副词。句意：这对于那些在餐馆和餐饮行业的人来说尤其方便。修饰形容词handy，用副词形式作状语。故填especially。
47．考查非谓语动词。句意：数据显示，人们在吃饭时被食物噎住的情况并不少见。while引导时间状语从句时，如果从句的主语和主句的主语相同，那么从句的主语和从句谓语动词be都可以省略。主语people与eat之间为主动关系，所以用现在分词形式。故填eating。
48．考查定语从句。句意：除了心肺复苏术，还有一项类似的技巧，哈姆立克急救法也能派上用场，它可以帮助窒息的人取出异物。先行词为the Heimlich Maneuver，指物，在非限定
性定语从句中作主语，所以用关系代词which引导。故填which。
49．考查时态和主谓一致。句意：虽然我们不能预防所有的不幸和疾病，但了解一些急救技能是非常有用的。陈述客观事实，用一般现在时。动名词作主语，谓语动词用单数形式。故填is。
50．考查名词。句意：它不需要太多的时间或金钱，但我们可以通过适当的帮助延长别人的生命。不定冠词an和介词of之间接名词的单数形式。故填extension。
51．were trapped 52．leaves 53．a 54．to get 55．before 56．their 57．swimming 58．with 59．successful 60．said
【导语】这是一篇记叙文。主要讲述了三名水手使用树叶拼出“help”，挥舞色彩鲜艳的救生衣，从而获得营救的故事。
51．考查时态和语态。句意：以前你可能会想知道如果你被困在荒岛上，你会怎么做。根据句中would do可知，主句使用过去将来时，所以if引导的条件状语从句应用一般过去时，trap与主语you之间是被动关系，应用一般过去时的被动语态，且主语是you，be动词应用were。故填were trapped。
52．考查名词。句意：三名水手处境艰难，他们用树叶拼出了“帮助”一词，找到了获救的方法，直到美国海军营救他们。空处作介词with的宾语，且表示泛指，应用名词的复数形式。故填leaves。
53．考查冠词。句意：据英国广播公司报道，这些人于周四在密克罗尼西亚一个偏远的太平洋岛屿法纳迪克被发现。结合语意，此处表示“一个岛屿”，空处应用不定冠词，remote是辅音音素开头的单词，前边应用a。故填a。
54．考查非谓语动词。句意：他们还挥舞着色彩鲜艳的救生衣以得到注意。结合语意，他们挥舞救生衣的目的是得到注意，所以空处应用不定式形式表示目的。故填to get。
55．考查连词。句意：美国海军官员说，他们被困三天后才得到帮助。结合语意，他们得到帮助之前已经被困三天了，所以空处应用连词before引导时间状语从句。故填before。
56．考查代词。句意：这些人说，他们的船在4月4日离开密克罗尼西亚联邦普拉普几个小时后被巨浪掀翻。空处修饰名词ship，表示“他们的”，应用形容词性物主代词their。故填their。
57．考查非谓语动词。句意：他们说他们在晚上到达岛上之前一直在游泳。spend time in doing
sth.表示“花费时间做某事”，其中介词in可以省略。故填swimming。
58．考查介词。句意：威廉·怀特上尉说：“我们的努力，加上许多不同的资源愿意联合起来提供帮助，使得这三名男子在太平洋一个非常偏远的地区成功获救。”。along with为固定短语，表示“和”。故填with。
59．考查形容词。句意：威廉·怀特上尉说：“我们的努力，加上许多不同的资源愿意联合起来提供帮助，使得这三名男子在太平洋一个非常偏远的地区成功获救。”。空处修饰名词rescue，应用形容词形式作定语，successful是形容词，表示“成功的”。故填successful。
60．考查时态。句意：威廉·怀特上尉说：“我们的努力，加上许多不同的资源愿意联合起来提供帮助，使得这三名男子在太平洋一个非常偏远的地区成功获救。”。根据上文语境，此处表示过去发生的动作，应用一般过去时，所以动词使用过去式形式。故填said。
61．walking 62．are injured 63．safely 64．so 65．why 66．dangerous 67．minds 68．visited 69．the 70．to protect
【导语】这是一篇说明文。介绍了几个边走路边发短信危险的原因。
61．考查省略句。句意：走路时发短信很危险。本句为状语从句的省略，原句为：while you are walking，省略了 you are。故填walking。
62．考查时态和语态。句意：研究人员发现，越来越多的人在走路时发短信时受伤。表示研究者的某种发现，应使用一般现在时，从句中主语为复数，be injured“受伤”，故填are injured。
63．考查副词。句意：我们必须同时专注于许多事情，才能安全地走在一条直线上。此处应使用副词修饰动词walk，故填safely。
64．考查连词。句意：但这些人忘记了如何正确行走，因此危险的事情发生在他们身上。分析前后句可知，两者存在因果关系，so“因此”，语义相符，故填so。
65．考查关系副词。句意：发短信让走路变得危险的原因有几个。分析句子结构可知，空格处引导定语从句并在从句中作状语，修饰先行词reason，故填why。
66．考查形容词。句意：发短信让走路变得危险的原因有几个。根据“make +sth/sb+ adj”意为“使某人/某物……”，此处使用形容词作宾语补足语，故填dangerous。
67．考查可数名词。句意：最后一个原因是他们的思想在其他地方——他们没有考虑从A走到B。名词mind意为“头脑、大脑”，此处作可数名词，前有their修饰，应使用其复数形
式，故填minds。
68．考查时态。句意：这位教授说，去年有6000多人因为发短信而去了医院。分析句子结构可知，空格处为宾语从句的谓语部分，根据主语动词said时态可知，从句动词也应使用一般过去时，故填visited。
69．考查冠词。句意：他说，最严重的情况是头部受伤。根据空格后的形容词的最高级形式worst可知，前应使用定冠词the，故填the。
70．考查动词不定式。句意：当助行器被抛向空中时，他/她没有任何东西来保护头部。have nothing to do “没有什么可做”为固定搭配，故填to protect。
71．given 72．survival 73．simply 74．In 75．the 76．pushing 77．have been completed (are completed) 78．to see 79．which 80．it
【分析】这是一篇说明文。文章介绍的是给心脏骤停的病人做CPR的方法。
71．考查非谓语动词。句意：CPR是一种给心脏骤停者做的有效的急救方式。is是句子的谓语，give要用非谓语形式，逻辑主语first aid 与give是被动关系，要用done的形式。故填given 。
72．考查名词。句意：做CPR可以增加患者存活的机会。victim’s是名词所有格，后要用名词形式，survive的名词是survival。故填survival。
73．考查副词。句意：只有三步。根据语境，此处填只有、仅仅。simple的副词simply意为仅仅、只。故填simply。
74．考查固定搭配。句意：用这种方式，能让血液流向大脑、心脏和器官。in this way意为用这种方式。故填In。
75．考查定冠词。句意：为了进行按压，将一只手放在另一只上面，连续多次用力按压患者胸部。每次按压至少2英寸深。一共两只手，两者中的另一个，是特指，故填the。
76．考查非谓语词。句意：为了进行按压，将一只手放在另一只上面，连续多次用力按压患者胸部。每次按压至少2英寸深。分析句子可知句子的谓语是place，所以push要用非谓语动词，逻辑主语与push之间为主动关系，此处要用doing形式做状语，故填pushing。
77．考查动词时态和语态。句意：按压完成之后，，检查呼吸道看人是否在呼吸。complete是after引导的从句的谓语动词，且compressions（按压）和complete（完成）之间是被动关系，所以要用be done。从动作先后来看，先完成按压再检查呼吸，所以complete在 check之前发生，所以可以用现在have been done。故填have been completed 或are completed。
78．考查非谓语动词。句意：按压完成之后，，检查呼吸道看人是否在呼吸。to do表目的。故填to see。
79．考查定语从句。句意：如果没有，进行人工呼吸，能帮助氧气进入患者肺部。分析句子，是 perform mouth-to-mouth rescue breathing这个句子做非限定性定语从句的先行词，且充当从句的主语，故填which。
80．考查代词。学会CPR，因为你不知道什么时候会需要它。空白处指代前面提到的CPR，代指物，故填it。