仁爱科普版八上英语Unit 2 Topic 3 Must we exercise to prevent the flu Section A 同步练习（含答案）

Topic3 Must we exercise to prevent the flu Section A同步练习
一、词汇练习
1. 根据中文意思写出对应的英文单词。
（1）预防 ________ （2）拥挤的________ （3）记者________ （4）立刻 ________ （5）足够的 ________（6）新鲜的________ （7）建议________ （8）改变 （9）远离 ________（10）症状________
2. 用所给单词的适当形式填空。
（1）We should do more exercise to __________ (build) us up.
（2）The room is very dirty. We should keep it________ (clean).
（3）You had better ________ (not go) to crowded places.
（4）Must we ________ (take) some medicine to prevent the flu
（5）It's important to drink ________ (enough) water every day.
二、语法练习
1. 单项选择。
（1）We should exercise often to keep________ .
A. health B. healthy C. healthily D. unhealthy
（2）—Must we go to see a doctor at once when we have the flu
—________ .
A. No, we mustn't B. Yes, we must C. No, we needn't D. B and C
（3）You'd better________ too much meat. It's bad for your health.
A. not eat B. eat C. not to eat D. to eat
（4）First, we should wash our hands often.________ , we should keep our rooms clean.
A. Second B. Third C. Finally D. And
（5）We must keep away ________ crowded places.
A. from B. to C. for D. of
2. 按要求完成句子。
（1）We should exercise often. （改为一般疑问句）
________we ________often
（2）Must we take some medicine to prevent the flu （作否定回答）
No, ________.
（3）You should drink enough water. （改为否定句）
You ________ drink enough water.
（4）First, we should wash our hands often. Second, we should keep our rooms clean. （合并为一句）
First, we should wash our hands often and ________, we should keep our rooms clean.
（5）We must keep away from crowded places. （对划线部分提问）
________ ________you ________ ________ ________
三、阅读理解
阅读下面的短文，根据短文内容选择正确答案。
These days many people have the flu. The flu is a kind of common disease. It can make you feel very bad. Here are some ways to prevent the flu.
First, you should exercise often. It can make your body strong. Second, you should keep your rooms clean and the air fresh. You should open the windows often. Third, you should wash your hands and change your clothes often. Fourth, you should drink enough water and have a good rest. Finally, you should keep away from crowded places.
If you have the flu, you should go to see a doctor at once. You should take some medicine and stay in bed for a few days.
（1）The flu can________ .
A. make you feel happy B. make your body strong
C. make you feel very bad D. make you healthy
（2）To prevent the flu, we should________ .
A. exercise often B. keep our rooms dirty
C. drink little water D. go to crowded places often
（3）We should keep our rooms ________.
A. big B. small C. clean D. dark
（4）If you have the flu, you should ________.
A. see a doctor at once B. go to school
C. play sports D. eat hot food
（5）The passage is about ________.
A. a doctor B. the flu C. exercise D. food
四、写作练习
根据以下提示，写一篇如何预防流感的短文。
提示：
1. 经常锻炼，增强体质。
2. 保持房间干净，空气新鲜。
3. 勤洗手，勤换衣服。
4. 多喝水，好好休息。
5. 远离拥挤的地方。
要求：
1. 不少于 80 词。
2. 语句通顺，语法正确。
答案及解析：
一、词汇练习
1. （1）prevent （2）crowded （3）journalist （4）at once （5）enough （6）fresh （7）advice （8）change （9）keep away from （10）symptom
2. （1）build （“to + 动词原形”构成动词不定式，此处用原形） （2）clean （keep + 宾语 + 形容词，表示“使......保持某种状态”） （3）not go （had better not do sth. 最好不做某事） （4）take （must 是情态动词，后接动词原形） （5）enough （enough 修饰名词时放在名词前）
二、语法练习
1. （1）B （keep healthy 保持健康，keep 是系动词，后接形容词） （2）D （Must... 的否定回答可以是 No, we needn't. 或者 No, we mustn't. ） （3）A （had better not do sth. 最好不做某事） （4）A （first 第一，second 第二） （5）A （keep away from 远离）
2. （1）Should; exercise （should 是情态动词，提到句首构成一般疑问句） （2）we needn't （Must... 的否定回答） （3）shouldn't （should 的否定形式是 shouldn't ） （4）second （表示“第二”） （5）What must; do （对动作提问用 what，must 提到主语前）
三、阅读理解
1. C （文章提到“It can make you feel very bad.”，流感会让你感觉很糟糕）
2. A （文中提到预防流感的方法有“First, you should exercise often.”）
3. C （文中提到“Second, you should keep your rooms clean and the air fresh.”）
4. A （文章提到“If you have the flu, you should go to see a doctor at once.”）
5. B （文章主要讲的是流感以及如何预防流感）
四、写作练习
How to Prevent the Flu
The flu is a common disease. Here are some ways to prevent it.
First, we should exercise often. It can build us up and make us strong. Second, we should keep our rooms clean and the air fresh. We should open the windows to let the fresh air in. Third, we should wash our hands and change our clothes often. This can keep germs away from us. Fourth, we should drink enough water and have a good rest. It's important for our health. Finally, we must keep away from crowded places. There are too many people and germs in crowded places.
If we do these things, we can prevent the flu and stay healthy.