人教版八年级下册Unit 7What's the highest mountain in the world? Section A课堂练习（含解析）

Unit 7 What's the highest mountain in the world？
SectionA课堂练习
根据汉语提示完成句子
1．The bed is about two meters 　 　（宽）.
2．It's very cold. Please wear 　 　（厚的）clothes.
3．There are four pictures on the 　 　（墙）.
4．Rome is an 　 　 (古老的) country.
5．We should 　 　（保护）wild animals.
根据首字母提示完成句子
1．Paper and other 3 things are 4 inventions(发明) in a　 　 China.
2．The p　 　 is increasing at about 6% per year.
3．When the baby sees her mother, she runs over with e　 　 .
4．We should c　 　 ourselves in the face of difficulties.
5．Humans can sometimes be stronger than the f　 　 of nature.
根据所给单词适当形式填空
1．There are many 　 　 (tour) on the Great Wall every day.
2．In spring, many people want to go out and walk in 　 　 (natural).
3.My job is 　 　 (look) after you.
4．Qomolangma is 　 　 (high) than any other mountain in the world.
5．What a cold day! The water is 　 　 (freeze).
单项选择
1．—Why have you got so much water here
—For the trailwalkers. After finish the tough hike, they need to _____ lots of water.
A．keep off B．give out C．take in D．put up
2．—Are all the names of your class listed here
—Yes, all, ________ mine.
A．includes B．including C．included D．include
3．It's ________ outside!
A．frozen B．freezing C．freeze D．froze
4．Animals are the human's friends. We should ________them by special laws.
A．protect B．drop C．kill D．buy
5．My father spends much money on books, ________he's not rich.
A．but B．because
C． even though D．unless
6．The population of China large. About four fifths of the population____farmers.
A．is; are B．are; is C．are; are D．is; be
7．She won a Nobel Prize for her scientific ________.
A．interests B．achievements
C．behavior D．observation
8．________ I know, more and more people in the world are learning Chinese.
A．as well as B．as often as C．as soon as D．as far as
9．They would not allow him ________ across the enemy line.
A．to risk going B．risking to go
C．for risk to go D．risk going
10．My brother succeeded ________onto the top of the mountain.
A．climb B．in climbing
C．to climbing D．to climb
补全对话
对话内容，从方框中选择恰当的选项补全对话。
A: Hello, Lingling. What are you doing
B: 　1． 　
A: What kind of competition
B: 　2． 　 The first prize is "My dream vacation".
A: Really If you win first prize, you can go on your dream vacation, yes
B: Yeah! I can go to Egypt (埃及) to see the pyramids (金字塔).
A: Oh, I visited the pyramids last year. They're wonderful. 　3． 　
B: Yeah! That's amazing. 　4． 　 Do you know
A: Yes, they built them as their tombs (陵墓).
B: How many pyramids are there in Egypt
A: More than eighty. 　5． 　
B: Oh, it is the only one of the Seven Wonders of the Ancient World still in existence (存在).
阅读理解
As everybody knows, tourism (旅游业) plays an important part in the development of a country, the life of people and so on. It can open our eyes to the outside world, bring us more knowledge, and make us feel good. However, tourism can also lead to pollution and many other problems to places of interest (名胜古迹).
Luckily, "Green Tourism" is now being promoted and developed around the world. As time goes by, people will begin to realize the importance of these places of interest. "Green Tourism" teaches a person to love nature more and to protect it by enjoying its beautiful scenery (风景) and learning more about it. "Green Tourism" is the best kind of tourism as its purpose (目的) is to let people enjoy natural environments including wild plants and animals, and of course the cultures of many places.
Compared with traditional tourism, "Green Tourism" is to learn more about nature and people. Traditionally, people travel around the world to enjoy themselves and pass time pleasantly. But "Green Tourism" are different. The tourists travel because they fall in love with the beauty of the protected areas. They want to make good use of natural resources (资源) but not use them up. For example, they study the animals, the culture and the customs (风俗) or a place so that they can learn more about the history and value (价值) of the area.
In short, "Green Tourism" has a purpose and a plan, but not to pollute our places of interest.
1．As everybody knows, tourism may bring ________ to a place.
A．development and pollution B．pollution only
C．development only D．more problems than good results
2．The underlined word "promoted" probably means ________ in Chinese
A．设计 B．限制 C．推广 D．影响
3．From the passage we know that the writer is probably ________.
A．for all kinds of tourism B．for Green Tourism
C．for traditional tourism D．against any kind of tourism
4．Different from traditional tourism, Green Tourism is ________.
A．to use up the natural resources
B．to eat different foods and pass time pleasantly
C．to make the places of interest more famous
D．to protect nature and culture
5．The writer wrote this passage to ________.
A．give advice on traditional tourism
B．introduce Green Tourism
C．tell people to change their travel habits
D．show us how to have a good journey
【答案解析】
一、1．【答案】wide
【解析】【分析】句意：这张床大约两米宽。宽，wide，形容词。故答案为wide。
【点评】考查形容词wide的含义及书写。注意计量的表示方法。
2．【答案】thick
【解析】【分析】句意：天气很冷。请穿厚衣服。厚的，thick，形容词。结合语句要用形容词的原级，修饰名词clothes。故答案为thick。
【点评】考查形容词thick的含义及书写。
3．【答案】wall
【解析】【分析】句意：在墙上有四幅画。墙，wall，可数名词。on the wall，固定结构，在墙上，故答案为wall。
【点评】考查wall的含义及书写。注意on the wall是固定短语。
4．【答案】ancient
【解析】【分析】句意：罗马是个古老的国家。古老的，ancient，形容词。结合语句要用原级，故答案为ancient。
【点评】考查形容词ancient的含义及拼写。
5．【答案】protect
【解析】【分析】句意：我们应该保护野生动物。保护，protect，动词。should，应该，情态动词，其后跟动词原形，故答案为protect。
【点评】考查动词protect的含义及书写。注意should的后面要用动词原形。
二、1．【答案】ancient
【解析】【分析】句意：纸和其它三样东西是中国古代的四大发明。根据 Paper and other 3 things纸和其它三样东西 ，以及提示字母a，可知应是中国古代的四大发明，应填形容词ancient"古代的"，作定语。故答案为：ancient。
【点评】考查形容词。注意熟记动词invent"发明"：第三人称单数： invents；现在分词： inventing；过去式： invented；过去分词： invented。
2．【答案】population
【解析】【分析】句意：人口以每年6%的速度增长。 is increasing at about 6% per year. 以每年6%的速度增长，以及提示字母p，可知是"人口"，不可数名词population，作主语。故答案为：population。
【点评】考查不可数名词。注意熟记动词increase"增加"：第三人称单数： increases；现在分词： increasing；过去式： increased；过去分词： increased。
3．【答案】excitement
【解析】【分析】句意：当婴儿看到母亲时，她激动地跑了过去。根据When the baby sees her mother当婴儿看到母亲时，以及提示字母e，可知应是激动地跑了过去，介词with后应填不可数名词excitement"激动/兴奋"。故答案为：excitement。
【点评】考查不可数名词。注意熟记动词run"跑"：第三人称单数： runs；现在分词： running；过去式： ran；过去分词： run。
4．【答案】challenge
【解析】【分析】句意：面对困难，我们应该挑战自己。根据 in the face of difficulties in the face of difficulties ，以及提示字母c，可知是"挑战"自己，动词challenge，情态动词should后用动词原形。故答案为：challenge。
【点评】考查动词原形。注意熟记动词challenge"挑战"：第三人称单数： challenges；现在分词： challenging；过去式： challenged；过去分词： challeng。
5．【答案】forces
【解析】【分析】句意：人类有时会比大自然的力量更强大。根据 Humans can sometimes be stronger than 人类有时会比……的力量更强大，以及提示字母f，可知是大自然的"力量"，可数名词复数forces。故答案为：forces。
【点评】考查可数名词复数。注意熟记动词force"强迫"：第三人称单数： forces；现在分词： forcing；过去式： forced；过去分词： forced。
三、1．【答案】tourists
【解析】【分析】句意：长城上每天都有很多游客。tour旅行，动词。根据 on the Great Wall长城上 ，可知应是有很多游客，形容词many后应填可数名词复数tourists"游客"。故答案为：tourists。
【点评】考查可数名词复数。注意熟记动词tour"旅行"：第三人称单数： tours；现在分词： touring；过去式： toured；过去分词： toured。
2．【答案】nature
【解析】【分析】句意：春天，许多人想出去走走。natural自然的，形容词。根据介词in，可知填名词形式nature"自然"。故答案为：nature。
【点评】考查名词。注意熟记动词go"去"：第三人称单数： goes；现在分词： going；过去式： went；过去分词： gone。
3．【答案】to look
【解析】【分析】句意：我的工作就是照顾你。look看，动词。根据be动词is，可知应用动词不定式to look作表语。故答案为：to look。
【点评】考查动词不定式。注意熟记动词look"看"：第三人称单数： looks；现在分词： looking；过去式： looked；过去分词： looked。
4．【答案】higher
【解析】【分析】句意：珠穆朗玛峰比世界上任何一座山都高。high高的，形容词原级。根据比较介词than"比"，可知填形容词比较级higher"更高的"。故答案为：higher。
【点评】考查形容词比较级。注意熟记比较级一般句式：be+形容词比较级+than。
5．【答案】freezing
【解析】【分析】句意：多冷的一天！水结冰了。freeze冰冻，动词。 "be 动词 + 现在分词"常常用来表示正在进行或正在发生的动作，或者表示一种令人不悦或令人不舒服的状态。在这个句子中，"water is freezing"的意思是"水正在结冰"，表示天气非常冷，水正在逐渐变成冰，形容词作表语。故答案为：freezing。
【点评】考查形容词。注意熟记动词freeze"冰冻"：第三人称单数： freezes；现在分词： freezing；过去式： froze；过去分词： frozen。
四、1．【答案】C
【解析】【分析】句意：——你这里为什么有这么多水？——为开拓者。在完成艰难的徒步旅行后，他们需要吸收大量的水。A.远离；B.分发；C.吸收；D.举起。根据After finish the tough hike在完成艰难的徒步旅行后，结合选项可知讲的是他们需要吸收大量的水，故选C。
【点评】考查短语辨析，首先识记短语意思，然后根据前后句句意确定短语。
2．【答案】B
【解析】【分析】句意：——你们班的名字都列在这儿了吗？——是的，所有的，包括我的。include包括，实义动词，单三式是includes，动词过去式是included，动词ing是including。including包括，介词。空格部分不是句子，所以不能用谓语，排除A、C、D，所以用介词including，故选B。
【点评】考查词性辨析，首先理解词性区别，然后根据句子结构确定词性。
3．【答案】B
【解析】【分析】句意：外面很冷！freeze冻结，实义动词，过去式是froze，过去分词是frozen，freezing冰冷的，形容词。be动词is后面用形容词，指的是天气是冰冷的，故选B。
【点评】考查词性辨析，首先识记单词词义及词性，然后识记be动词后面用形容词，理解句意。
4．【答案】A
【解析】【分析】句意：动物是人类的朋友。我们应该用特别的法律来保护它们。A.保护；B.掉下来；C.杀死；D.买。Animals are the human's friends.动物是人类的朋友，所以我们应该保护动物，故选A。
【点评】考查动词辨析，首先理解动词词义，然后根据句意确定动词。
5．【答案】C
【解析】【分析】句意：我父亲虽然不富裕，但他在书上花了很多钱。A 但是，表示转折；B 因为，表示原因；C 尽管，表示条件；D 除非，表示条件。结合语句My father spends much money on books, 与he's not rich.的含义，可知，此空表示尽管，引导条件状语从句，故答案为C。
【点评】考查连词辨析。注意even though的含义及用法。
6．【答案】A
【解析】【分析】句意：中国的人口很多。大约五分之四的人口是农民。population常与定冠词the连用，作主语用时，谓语动词常用第三人称单数形式。当主语是表示"人口的百分之几、几分之几"时，谓语动词用复数形式。故答案为A。
【点评】考查主谓一致。注意名词population的基本用法。
7．【答案】B
【解析】【分析】句意：她因其科学成就获得了诺贝尔奖。A.兴趣；B.成就；C.行为；D.观察。She won a Nobel Prize她获得了诺贝尔，结合选项可知讲的是因为科学成就获得诺贝尔文奖，故选B。
【点评】考查名词辨析，首先理解名词词义，然后根据句意确定名词。
8．【答案】D
【解析】【分析】句意：据我所知，世界上学习汉语的人越来越多。A.和……一样好；B.经常；C.一……就.....；D.就……而言。as far as I know就我所知，固定搭配，故选D。
【点评】考查短语辨析，首先识记短语意思，然后识记固定搭配as far as I know。
9．【答案】A
【解析】【分析】句意：他们不允许他冒险越过敌人的防线。allow sb to do sth，允许某人做某事，固定结构，故答案为A。
【点评】考查固定结构。注意动词allow的含义及用法。
10．【答案】B
【解析】【分析】句意：我哥哥成功地爬上了山顶。succeed in doing sth，成功做某事，固定结构。故答案为B。
【点评】考查固定搭配。注意动词succeed的基本用法。
五、【答案】1．B；2．A；3．E；4．D；5．C
【解析】【分析】A.A writing competition.写作比赛。
B.I'm writing articles for a competition.我正在为一场比赛写文章。
C.And the Pyramid of Khufu is the largest of all.胡夫金字塔是所有金字塔中最大的。
D.Why did the ancient emperors build pyramids 古代皇帝为什么建造金字塔？
E.They're one of the oldest and greatest man-made objects in the world.它们是世界上最古老、最伟大的人造物体之一。
【点评】考查补全对话，首先理解选项意思，然后根据前后句句意和关键词句确定答案。
1．根据前句What are you doing 你正在做什么，可知后句讲的是正在做的事情，故选B。
2．根据前句What kind of competition 哪种比赛，可知后句讲的是比赛的种类，故选A。
3．根据前句They're wonderful.它们是极好的，可知后句讲的是它们是世界上最古老、最伟大的人造物体之一，故选E。
4．根据后句they built them as their tombs (陵墓).他们把它们建为坟墓，可知前句讲的是为什么建立坟墓，故选D。
5．根据后句it is the only one of the Seven Wonders of the Ancient World still in existence (存在).它是现存的古代世界七大奇迹中唯一的一个，可知前句讲的是胡夫金字塔是所有金字塔中最大的，故选C。
六、【答案】1．A
2．C
3．B
4．D
5．B
【解析】【分析】大意：文章介绍了绿色旅游。
【点评】考查阅读理解。注意首先查看题干，划取问题关键词；再仔细阅读文章，排除错误及无关选项，选择正确答案。
1．细节理解题。根据第一段As everybody knows, tourism (旅游业) plays an important part in the development of a country, the life of people and so on.众所周知，旅游业在国家发展、人民生活等方面发挥着重要作用；以及However, tourism can also lead to pollution and many other problems to places of interest (名胜古迹).然而，旅游业也会给旅游景点带来污染和许多其他问题，可知旅游业可能带来发展和污染。故选A。
2．词义猜测题。根据 and developed around the world. 并在世界各地发展起来，可知绿色旅游应是被推广并在全世界发展，因此promote意为"推广"。故选C。
3．主旨大意题。根据第二段Luckily, "Green Tourism" is now being promoted and developed around the world. 幸运的是，"绿色旅游"正在世界各地得到推广和发展，以及接下来对绿色旅游的论述，可知文章主要是关于绿色旅游的。故选B。
4．细节理解题。根据倒数第二段 But "Green Tourism" are different. The tourists travel because they fall in love with the beauty of the protected areas. They want to make good use of natural resources (资源) but not use them up. 但"绿色旅游"不同。游客们旅行是因为他们爱上了保护区的美丽。他们想好好利用自然资源，但又不想把它们用完，可知绿色旅游是对自然和文化的保护。故选D。
5．主旨大意题。根据第二段Luckily, "Green Tourism" is now being promoted and developed around the world. 幸运的是，"绿色旅游"正在世界各地得到推广和发展，以及接下来对绿色旅游的论述，可知文章主要是介绍绿色旅游的。故选B。