外研版初中英语八年级下册Module 4 Unit 2 随堂小练笔
一、单选题
1．Jenny keeps fit _________swimming in the pool every afternoon.
A．for B．by C．with D．without
【答案】B
【知识点】介词辨析
【解析】【分析】句意：珍妮每天下午通过在游泳池游泳来保持身体健康。A.for为了；B.By通过；C.with带有......；D.without没有。根据句子意思这里表示“通过”，介词by表示“通过的方式”。故选B。
【点评】考查介词辨析。注意识记各介词含义及用法。
2．Lucy is too busy _________for a vacation at the moment.
A．going B．go C．goes D．to go
【答案】D
【知识点】固定搭配
【解析】【分析】句意：露西现在太忙了以至于不能去度假。A. going现在分词形式；B.go原形；C.goes第三人称单数；D.to go动词不定式；根据too...to...意为“太…...而不能”，固定搭配，可知，此处需用动词不定式。故选D。
【点评】考查固定搭配。注意识记too...to...结构。
3．My father ______ after dinner every day. He enjoys it a lot.
A．swims B．swam C．is swimming D．will swim
【答案】A
【知识点】第三人称单数
【解析】【分析】句意：我的爸爸每天饭后去游泳。他很喜欢。根据every day可知，时态为一般现在时。主语My father为单数，故选A。
【点评】考查一般现在时。根据时间状语确定所使用的时间状语。
4．Mr Huang spent one hour ______ his car yesterday.
A．wash B．to wash C．washed D．washing
【答案】D
【知识点】固定搭配
【解析】【分析】句意：黄先生昨天花了一个小时洗他的车。spend...(in) doing sth，花费……做某事，固定搭配。故选D。
【点评】考查固定搭配。掌握固定短语spend...doing...的用法。
5．—It's so hot today. Why don't we go swimming together
—______.
A．That's a good idea B．You're right
C．Have a good time D．You're welcome
【答案】A
【知识点】情景交际
【解析】【分析】句意：——今天太热了。为什么我们不一起游泳呢？——好主意。A那是个好主意，B你是对的，C玩的开心，D不客气。根据 Why don't we go swimming together 给出的建议，你要评价建议的好坏，故选A。
【点评】考查口语交际。要掌握常用的交际用语。
二、完形填空
6．根据短文理解, 从A、B、C、D四个选项中选择最佳答案填空。
An old friend from the US whom I was looking forward to staying with telephoned from the airport to tell me that he had arrived. I was still at the （1） at that time, but I had got everything ready for his arrival. After letting him know where my house was, I told him that I had left the （2） under the doormat(门垫), （3） I was likely to be home rather late. I told him to go into the （4） and help himself to food and drink. Two hours later my friend （5） me from the house. At the moment, he said, he was listening to some of my records after having just had a truly wonderful （6） . He had found a cooker and （7） two eggs and he helped himself to some cold chicken from the ice box. He said he was drinking a glass of orange juice and he hoped I would （8） him. When I asked him if he had reached the house without difficulty, he answered, "I was not able to find the key, （9） luckily, the living-room windows Just by the apple tree were left open and you know what I could do." I listened to all this in （10） . In front of my living-room there was no apple tree at all.
（1）A．living-room B．office C．airport D．house
（2）A．address B．telephone number
C．key D．travelling plan
（3）A． because B．when C．if D．though
（4）A．store B．restaurant C．shop D．kitchen
（5）A．invited B．asked C．answered D．telephoned
（6）A．meal B．rest C．time D．picnic
（7）A．got B．broke C．flied D．bought
（8）A．visit B．join C．thank D．remember
（9）A．but B．so C．or D．and
（10）A．interest B．anger C．surprise D．laugh
【答案】（1）B；（2）C；（3）A；（4）D；（5）D；（6）A；（7）C；（8）B；（9）A；（10）C
【知识点】人物传记/故事阅读类；记叙文
【解析】【分析】这篇短文主要介绍了我的朋友从美国来，我因为回家会晚一些，所以在门垫下给朋友留了钥匙。朋友没有找到钥匙从客厅前的苹果树进入了房间，可是，那不是我的房子。
（1）living room客厅；office办公室；airport机场；house家。由上下文可知，“我”没有在家，推断应该是在上班。故选B。
（2）address地址；telephone number电话号码；key钥匙；travelling plan旅行计划。根据前后文可知此处指“钥匙”。故选C
（3）此处应该选择一个表示原因的连词，because表原因。故选A
（4）store商店；restaurant餐馆；shop商店；kitchen厨房。 根据下句可知。故选D
（5） 根据下文可知，朋友给“我”打电话说他在“我”家的情况。故选D
（6）根据后文可知我的朋友在美餐之后享受我的录音机，故选A饭，餐。
（7） 根据上下文联系可知他找到了一个炊具，煎了两个鸡蛋，吃了冰箱里的冻鸡肉。故选C
（8）他说他现在正在喝着橙汁，他希望我能和他一起喝橙汁，故选B
（9） 根据上句他没有找到钥匙，而后句说幸运的是，可知两句之间存在转折的关系，故选A但是。
（10）因为“我”发现朋友说的并不是“我”的房子，所以非常惊讶。in surprise意为“惊讶地”。故选C
【点评】考查词汇在篇章中的运用能力，做完形填空首先要跳过空格通读文章掌握其大意，然后细读文章字斟句酌逐一作答，注意考虑句型、语法、搭配、语境等因素。最后通读一遍检查验证。
三、阅读理解
7．阅读理解
Li Chuang is a 15-year-old boy，but he has been a smoker for three years．His teeth and fingers have turned a bit yellow．
“I first tried smoking after watching TV．It makes me feel excited and I think it looks cool，”he said．
Not all students smoke as much as Li，but there are lots of child smokers．
A report says 32％of boys and 13％of girls in middle schools in China have smoked．Some are as young as 11 when they first try!
May 31st is World No-Tobacco Day．Health experts(专家)are asking young people not to smoke．
Doctors say smoking can make people get illnesses，like lung cancer．
Not only that，smoking costs a lot of money，too!
Stop smoking，children!It's bad for your health．
（1）Li Chuang began to smoke when he was ．
A．12 B．13 C．15 D．16
（2）More have smoked than in middle schools in China．
A．girls，boys B．boys，girls
C．students，teachers D．women, men
（3）The underlined words “World No-Tobacco Day ''means“ ''in Chinese
A．世界无癌日 B．世界节能日 C．世界无烟日 D．世界地球日
（4）Why do you think the middle school students mustn't smoke
A．Because they will waste lots of money．
B．Because their parents are too poor to give them so much money．
C．Because their teachers are afraid that they won't study well．
D．Because smoking can make people get serious illnesses，like lung cancer．
（5）Which of the following is true
A．Doctors do not smoke．
B．Some kids begin to smoke when they are 11 years old．
C．Smoking doesn't cost much money．
D．Only some old people in the countryside of our country smoke，however the young men don't smoke．
【答案】（1）A
（2）B
（3）C
（4）D
（5）B
【知识点】社会现象类；记叙文
【解析】【分析】本文主要讲述了许多孩子像李闯这个十五岁的男孩一样抽烟，健康专家要求年轻人不要吸烟，医生说抽烟会让人得病，不仅如此，吸烟也需要花很多钱，所以孩子们应该戒烟。
(1)推理判断。根据第一段第一句 Li Chuang is a 15-year-old boy，but he has been a smoker for three years．可知李闯现在15岁，他已经吸烟3年了，所以他从12岁就开始吸烟了。故选A。
(2)细节理解。由短文第四段第一句A report says 32％ of the boys and 13％ of the girls in middle schools in China have smoked．可知吸烟的男孩比吸烟的女孩多。故选B。
(3)词义猜测。由短文的内容Health experts(专家)are asking young people not to smoke“呼吁孩子们不要吸烟”可知这个节日是“世界无烟日”。故选C。
(4) 细节理解。 由短文的内容 smoking can make people get illnesses，like lung cancer．smoking costs a lot of money，too!可知应该选D。
(5) 综合理解。本文并没有提到医生吸烟的问题，因此A项是错误的，短文第六段提到吸烟要花费很多钱，因此C项是错误的；由短文第四段的Some are as young as 11 when they first try! 可知一些孩子11岁就开始吸烟，因此B项正确。故选B。
【点评】考查对篇章的把握和对细节的识别能力，答题时注意紧扣问题中的关键词，在文章中寻找答案
四、补全对话
根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。
A: Hello, Nina! I haven't seen you for two weeks. 8．
B: I just came back from Qingdao.
A: Did you go there for vacation
B: No, for training. I joined a football team last month.
A: That's the news to me. 9．
B: No, but now, I'm interested in all sports especially football.
A: You look much healthier than before.
B: Yes, I always felt awful in the past. But now, 10．
A: That's because you've got enough exercise.
B: I think so. Exercise helps me to keep fit.
A: 11．
B: I play football three times a week.
A: I often have a headache these days.
B: Have you done any exercise
A: No. I haven't done any exercise since I got my computer.
B: 12． You shouldn't spend too much time in front of your computer. Why don't you go and play football with me
A: That's a good idea!
【答案】8．Where have you been ；9．You weren't interested in sports before, right ；10．I'm in excellent condition.；11．How often do you play football now ；12．That's the problem.
【知识点】补全对话
【解析】【分析】文章大意：多日未见妮娜的朋友询问妮娜这两周去哪里了。妮娜讲述了去训练的事情以及运动带来的好处。
【点评】考查补全对话，补全对话与日常生活相结合，注意紧扣话题，根据上下文逻辑关系进行答题。
8．根据下文“I just came back from Qingdao（我刚从青岛回来）”可知上文是询问去了哪里，故答案为 Where have you been
9．根据前文“ That's the news to me （对我来说是个消息）”以及下文“ No, but now, I'm interested in all sports especially football（我现在对所有运动都很感兴趣）”可知，前面应是说以前对运动不感兴趣，故答案为You weren't interested in sports before, right
10．根据前文“You look much healthier than before.Yes, I always felt awful in the past.”可知，以前身体状况不好，但是经过锻炼之后，身体状况很好。故答案为I'm in excellent condition。
11．根据后文“I play football three times a week. ”可知前面询问踢足球的次数，故答案为 How often do you play football now
12．根据前文“ I haven't done any exercise since I got my computer. ”以及后文“ You shouldn't spend too much time in front of your computer. ”可知，这里是提出问题所在，故答案为 That's the problem.。
五、语法填空
13．My grandpa usually (exercise)an hour every day．
【答案】exercises
【知识点】语法填空；第三人称单数；表示目前存在的状态、性质或经常发生的动作或习惯；固定搭配；词性转化
【解析】【分析】句子中有usually，every day．一般现在是标志主语为My grandpa ，所以谓语动词构成三单故填exercises，句意：我爷爷通常每天锻炼一小时。
【点评】此句考查动词时态填空，注意抓标志词和关键词。
14．Mrs White looks much （weak）than she was yesterday．
【答案】weaker
【知识点】语法填空；比较级的一般句式；词性转化
【解析】【分析】句子中有标志词than,前面也有比较级修饰词much,weak变比较级故填weaker。句意：怀特夫人看起来比昨天虚弱的多。
【点评】此题考查比较级的基本句型，注意标志than和much,在这种句型中的应用。
15．She feels very (sleep) because she stayed up late last night.
【答案】sleepy
【知识点】形容词原级
【解析】【分析】句意：她觉得很困，因为她昨晚熬夜了。sleep，睡觉，名词/动词。根据感官动词后接形容词（feel+adj.）可知，这里需填形容词，sleep的形容词是sleepy。故答案为sleepy。
【点评】考查感官动词后接形容词。注意识记感官动词的用法。
16．I'm afraid I can't go for the (train) today.
【答案】training
【知识点】语法填空；可数名词
【解析】【分析】句意：我恐怕不能参加今天的训练了。train，训练，动词。根据前文的“ go for”意为参与，参加，所以这里应指参与训练，train作为训练时的名词形式为training，故答案为training。
【点评】考查动名词形式，注意理解句意，根据语境填写正确答案。
17．Have you (take)part in our school party
【答案】taken
【知识点】过去已经完成的动作对现在造成的影响
【解析】【分析】句意：你已经参加我们学校聚会了吗？根据句首have可知是现在完成时，结构是have+动词过去分词，take的过去分词是taken，故填taken。
【点评】考查现在完成时，注意识记实义动词的过去分词。
六、句型转换
18．句型转换
（1）I bought this pet dog two months ago．(同义句转换)
I this pet dog two months．
（2）Why don't you buy a present for your mother (同义句转换)
a present for your mother
（3）Tom has learned Chinese for two years．(对画线部分提问)
has Tom learned Chinese
（4）He got exercise by running．(对画线部分提问)
he get exercise
（5）He has been a teacher in our school since last year．(改为一般疑问句)
he a teacher in our school since last year'
【答案】（1）have；had；for
（2）Why；not；buy
（3）How；long
（4）How；did
（5）Has；been
【知识点】句型转换
【解析】【分析】(1)句意：我两个月前买了这只宠物狗。我买这只宠物狗已经有两个月了。时间状语two months ago用于句中，句子要用过去时态；时间状语for two months用于句中，句子要用现在完成时态，故填have，had，for 。
(2) 句意：你为什么不给你妈妈买件礼物呢？ Why don't you do .....用于给别人提建议，同义句型Why not do......，故填Why， not，buy .
(3) 句意：汤姆学了两年汉语。 对划线部分“for two years”多长时间提问，用how long，故填How，;long .
(4)句意：他跑步锻炼身体。对方式提问用特殊疑问词how，本题是一般过去时，所以用助动词did，故填How，did .
(5)句意：自从去年以来，他一直是我们学校的老师。把陈述句改为一般疑问句，因为是现在完成时态，所以要把助动词have/has提至句首，故填Has ，been .
【点评】考查对基本句型、近义词短语、单词的熟练掌握与运用，熟记相关知识，注意在语境中灵活运用。
1 / 1外研版初中英语八年级下册Module 4 Unit 2 随堂小练笔
一、单选题
1．Jenny keeps fit _________swimming in the pool every afternoon.
A．for B．by C．with D．without
2．Lucy is too busy _________for a vacation at the moment.
A．going B．go C．goes D．to go
3．My father ______ after dinner every day. He enjoys it a lot.
A．swims B．swam C．is swimming D．will swim
4．Mr Huang spent one hour ______ his car yesterday.
A．wash B．to wash C．washed D．washing
5．—It's so hot today. Why don't we go swimming together
—______.
A．That's a good idea B．You're right
C．Have a good time D．You're welcome
二、完形填空
6．根据短文理解, 从A、B、C、D四个选项中选择最佳答案填空。
An old friend from the US whom I was looking forward to staying with telephoned from the airport to tell me that he had arrived. I was still at the （1） at that time, but I had got everything ready for his arrival. After letting him know where my house was, I told him that I had left the （2） under the doormat(门垫), （3） I was likely to be home rather late. I told him to go into the （4） and help himself to food and drink. Two hours later my friend （5） me from the house. At the moment, he said, he was listening to some of my records after having just had a truly wonderful （6） . He had found a cooker and （7） two eggs and he helped himself to some cold chicken from the ice box. He said he was drinking a glass of orange juice and he hoped I would （8） him. When I asked him if he had reached the house without difficulty, he answered, "I was not able to find the key, （9） luckily, the living-room windows Just by the apple tree were left open and you know what I could do." I listened to all this in （10） . In front of my living-room there was no apple tree at all.
（1）A．living-room B．office C．airport D．house
（2）A．address B．telephone number
C．key D．travelling plan
（3）A． because B．when C．if D．though
（4）A．store B．restaurant C．shop D．kitchen
（5）A．invited B．asked C．answered D．telephoned
（6）A．meal B．rest C．time D．picnic
（7）A．got B．broke C．flied D．bought
（8）A．visit B．join C．thank D．remember
（9）A．but B．so C．or D．and
（10）A．interest B．anger C．surprise D．laugh
三、阅读理解
7．阅读理解
Li Chuang is a 15-year-old boy，but he has been a smoker for three years．His teeth and fingers have turned a bit yellow．
“I first tried smoking after watching TV．It makes me feel excited and I think it looks cool，”he said．
Not all students smoke as much as Li，but there are lots of child smokers．
A report says 32％of boys and 13％of girls in middle schools in China have smoked．Some are as young as 11 when they first try!
May 31st is World No-Tobacco Day．Health experts(专家)are asking young people not to smoke．
Doctors say smoking can make people get illnesses，like lung cancer．
Not only that，smoking costs a lot of money，too!
Stop smoking，children!It's bad for your health．
（1）Li Chuang began to smoke when he was ．
A．12 B．13 C．15 D．16
（2）More have smoked than in middle schools in China．
A．girls，boys B．boys，girls
C．students，teachers D．women, men
（3）The underlined words “World No-Tobacco Day ''means“ ''in Chinese
A．世界无癌日 B．世界节能日 C．世界无烟日 D．世界地球日
（4）Why do you think the middle school students mustn't smoke
A．Because they will waste lots of money．
B．Because their parents are too poor to give them so much money．
C．Because their teachers are afraid that they won't study well．
D．Because smoking can make people get serious illnesses，like lung cancer．
（5）Which of the following is true
A．Doctors do not smoke．
B．Some kids begin to smoke when they are 11 years old．
C．Smoking doesn't cost much money．
D．Only some old people in the countryside of our country smoke，however the young men don't smoke．
四、补全对话
根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。
A: Hello, Nina! I haven't seen you for two weeks. 8．
B: I just came back from Qingdao.
A: Did you go there for vacation
B: No, for training. I joined a football team last month.
A: That's the news to me. 9．
B: No, but now, I'm interested in all sports especially football.
A: You look much healthier than before.
B: Yes, I always felt awful in the past. But now, 10．
A: That's because you've got enough exercise.
B: I think so. Exercise helps me to keep fit.
A: 11．
B: I play football three times a week.
A: I often have a headache these days.
B: Have you done any exercise
A: No. I haven't done any exercise since I got my computer.
B: 12． You shouldn't spend too much time in front of your computer. Why don't you go and play football with me
A: That's a good idea!
五、语法填空
13．My grandpa usually (exercise)an hour every day．
14．Mrs White looks much （weak）than she was yesterday．
15．She feels very (sleep) because she stayed up late last night.
16．I'm afraid I can't go for the (train) today.
17．Have you (take)part in our school party
六、句型转换
18．句型转换
（1）I bought this pet dog two months ago．(同义句转换)
I this pet dog two months．
（2）Why don't you buy a present for your mother (同义句转换)
a present for your mother
（3）Tom has learned Chinese for two years．(对画线部分提问)
has Tom learned Chinese
（4）He got exercise by running．(对画线部分提问)
he get exercise
（5）He has been a teacher in our school since last year．(改为一般疑问句)
he a teacher in our school since last year'
答案解析部分
1．【答案】B
【知识点】介词辨析
【解析】【分析】句意：珍妮每天下午通过在游泳池游泳来保持身体健康。A.for为了；B.By通过；C.with带有......；D.without没有。根据句子意思这里表示“通过”，介词by表示“通过的方式”。故选B。
【点评】考查介词辨析。注意识记各介词含义及用法。
2．【答案】D
【知识点】固定搭配
【解析】【分析】句意：露西现在太忙了以至于不能去度假。A. going现在分词形式；B.go原形；C.goes第三人称单数；D.to go动词不定式；根据too...to...意为“太…...而不能”，固定搭配，可知，此处需用动词不定式。故选D。
【点评】考查固定搭配。注意识记too...to...结构。
3．【答案】A
【知识点】第三人称单数
【解析】【分析】句意：我的爸爸每天饭后去游泳。他很喜欢。根据every day可知，时态为一般现在时。主语My father为单数，故选A。
【点评】考查一般现在时。根据时间状语确定所使用的时间状语。
4．【答案】D
【知识点】固定搭配
【解析】【分析】句意：黄先生昨天花了一个小时洗他的车。spend...(in) doing sth，花费……做某事，固定搭配。故选D。
【点评】考查固定搭配。掌握固定短语spend...doing...的用法。
5．【答案】A
【知识点】情景交际
【解析】【分析】句意：——今天太热了。为什么我们不一起游泳呢？——好主意。A那是个好主意，B你是对的，C玩的开心，D不客气。根据 Why don't we go swimming together 给出的建议，你要评价建议的好坏，故选A。
【点评】考查口语交际。要掌握常用的交际用语。
6．【答案】（1）B；（2）C；（3）A；（4）D；（5）D；（6）A；（7）C；（8）B；（9）A；（10）C
【知识点】人物传记/故事阅读类；记叙文
【解析】【分析】这篇短文主要介绍了我的朋友从美国来，我因为回家会晚一些，所以在门垫下给朋友留了钥匙。朋友没有找到钥匙从客厅前的苹果树进入了房间，可是，那不是我的房子。
（1）living room客厅；office办公室；airport机场；house家。由上下文可知，“我”没有在家，推断应该是在上班。故选B。
（2）address地址；telephone number电话号码；key钥匙；travelling plan旅行计划。根据前后文可知此处指“钥匙”。故选C
（3）此处应该选择一个表示原因的连词，because表原因。故选A
（4）store商店；restaurant餐馆；shop商店；kitchen厨房。 根据下句可知。故选D
（5） 根据下文可知，朋友给“我”打电话说他在“我”家的情况。故选D
（6）根据后文可知我的朋友在美餐之后享受我的录音机，故选A饭，餐。
（7） 根据上下文联系可知他找到了一个炊具，煎了两个鸡蛋，吃了冰箱里的冻鸡肉。故选C
（8）他说他现在正在喝着橙汁，他希望我能和他一起喝橙汁，故选B
（9） 根据上句他没有找到钥匙，而后句说幸运的是，可知两句之间存在转折的关系，故选A但是。
（10）因为“我”发现朋友说的并不是“我”的房子，所以非常惊讶。in surprise意为“惊讶地”。故选C
【点评】考查词汇在篇章中的运用能力，做完形填空首先要跳过空格通读文章掌握其大意，然后细读文章字斟句酌逐一作答，注意考虑句型、语法、搭配、语境等因素。最后通读一遍检查验证。
7．【答案】（1）A
（2）B
（3）C
（4）D
（5）B
【知识点】社会现象类；记叙文
【解析】【分析】本文主要讲述了许多孩子像李闯这个十五岁的男孩一样抽烟，健康专家要求年轻人不要吸烟，医生说抽烟会让人得病，不仅如此，吸烟也需要花很多钱，所以孩子们应该戒烟。
(1)推理判断。根据第一段第一句 Li Chuang is a 15-year-old boy，but he has been a smoker for three years．可知李闯现在15岁，他已经吸烟3年了，所以他从12岁就开始吸烟了。故选A。
(2)细节理解。由短文第四段第一句A report says 32％ of the boys and 13％ of the girls in middle schools in China have smoked．可知吸烟的男孩比吸烟的女孩多。故选B。
(3)词义猜测。由短文的内容Health experts(专家)are asking young people not to smoke“呼吁孩子们不要吸烟”可知这个节日是“世界无烟日”。故选C。
(4) 细节理解。 由短文的内容 smoking can make people get illnesses，like lung cancer．smoking costs a lot of money，too!可知应该选D。
(5) 综合理解。本文并没有提到医生吸烟的问题，因此A项是错误的，短文第六段提到吸烟要花费很多钱，因此C项是错误的；由短文第四段的Some are as young as 11 when they first try! 可知一些孩子11岁就开始吸烟，因此B项正确。故选B。
【点评】考查对篇章的把握和对细节的识别能力，答题时注意紧扣问题中的关键词，在文章中寻找答案
【答案】8．Where have you been ；9．You weren't interested in sports before, right ；10．I'm in excellent condition.；11．How often do you play football now ；12．That's the problem.
【知识点】补全对话
【解析】【分析】文章大意：多日未见妮娜的朋友询问妮娜这两周去哪里了。妮娜讲述了去训练的事情以及运动带来的好处。
【点评】考查补全对话，补全对话与日常生活相结合，注意紧扣话题，根据上下文逻辑关系进行答题。
8．根据下文“I just came back from Qingdao（我刚从青岛回来）”可知上文是询问去了哪里，故答案为 Where have you been
9．根据前文“ That's the news to me （对我来说是个消息）”以及下文“ No, but now, I'm interested in all sports especially football（我现在对所有运动都很感兴趣）”可知，前面应是说以前对运动不感兴趣，故答案为You weren't interested in sports before, right
10．根据前文“You look much healthier than before.Yes, I always felt awful in the past.”可知，以前身体状况不好，但是经过锻炼之后，身体状况很好。故答案为I'm in excellent condition。
11．根据后文“I play football three times a week. ”可知前面询问踢足球的次数，故答案为 How often do you play football now
12．根据前文“ I haven't done any exercise since I got my computer. ”以及后文“ You shouldn't spend too much time in front of your computer. ”可知，这里是提出问题所在，故答案为 That's the problem.。
13．【答案】exercises
【知识点】语法填空；第三人称单数；表示目前存在的状态、性质或经常发生的动作或习惯；固定搭配；词性转化
【解析】【分析】句子中有usually，every day．一般现在是标志主语为My grandpa ，所以谓语动词构成三单故填exercises，句意：我爷爷通常每天锻炼一小时。
【点评】此句考查动词时态填空，注意抓标志词和关键词。
14．【答案】weaker
【知识点】语法填空；比较级的一般句式；词性转化
【解析】【分析】句子中有标志词than,前面也有比较级修饰词much,weak变比较级故填weaker。句意：怀特夫人看起来比昨天虚弱的多。
【点评】此题考查比较级的基本句型，注意标志than和much,在这种句型中的应用。
15．【答案】sleepy
【知识点】形容词原级
【解析】【分析】句意：她觉得很困，因为她昨晚熬夜了。sleep，睡觉，名词/动词。根据感官动词后接形容词（feel+adj.）可知，这里需填形容词，sleep的形容词是sleepy。故答案为sleepy。
【点评】考查感官动词后接形容词。注意识记感官动词的用法。
16．【答案】training
【知识点】语法填空；可数名词
【解析】【分析】句意：我恐怕不能参加今天的训练了。train，训练，动词。根据前文的“ go for”意为参与，参加，所以这里应指参与训练，train作为训练时的名词形式为training，故答案为training。
【点评】考查动名词形式，注意理解句意，根据语境填写正确答案。
17．【答案】taken
【知识点】过去已经完成的动作对现在造成的影响
【解析】【分析】句意：你已经参加我们学校聚会了吗？根据句首have可知是现在完成时，结构是have+动词过去分词，take的过去分词是taken，故填taken。
【点评】考查现在完成时，注意识记实义动词的过去分词。
18．【答案】（1）have；had；for
（2）Why；not；buy
（3）How；long
（4）How；did
（5）Has；been
【知识点】句型转换
【解析】【分析】(1)句意：我两个月前买了这只宠物狗。我买这只宠物狗已经有两个月了。时间状语two months ago用于句中，句子要用过去时态；时间状语for two months用于句中，句子要用现在完成时态，故填have，had，for 。
(2) 句意：你为什么不给你妈妈买件礼物呢？ Why don't you do .....用于给别人提建议，同义句型Why not do......，故填Why， not，buy .
(3) 句意：汤姆学了两年汉语。 对划线部分“for two years”多长时间提问，用how long，故填How，;long .
(4)句意：他跑步锻炼身体。对方式提问用特殊疑问词how，本题是一般过去时，所以用助动词did，故填How，did .
(5)句意：自从去年以来，他一直是我们学校的老师。把陈述句改为一般疑问句，因为是现在完成时态，所以要把助动词have/has提至句首，故填Has ，been .
【点评】考查对基本句型、近义词短语、单词的熟练掌握与运用，熟记相关知识，注意在语境中灵活运用。
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