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1、Unit 2 Topic 2 限时训练一. 单项选择。（10分）( )1. Watching TV too much _ bad for your eyes. Ill go to bed right away. A. isB. areC. wasD. be( )2. Im fat. What should I do?Youd better eat _ meat and _ fruits. A. less; moreB. less; lessC. more; lessD. more; more( )3. I am afraid we will miss the early bus. Dont w
2、orry. We have _ time to do it. A. fewB. enoughC. littleD. many( )4. _ necessary for us _ English well. A. This is; to learnB. Its; to learnC. Its; learnD. Thats; learn( )5. Youd better not read _. Its bad for your eyes. Youre right. I wont do that again. A. in the sunB. under the sunC. on the sunD.
3、above the sun( )6. Humans cant live _ air. I agree with you. A. withoutB. withC. inD. for( )7. You are weak. _ important for you _ every day. A. Theyre; to exerciseB. Its; to exerciseC. Theyre; exercisingD. Its; exercising( )8. Scientists tell us smoking can cause cancer. _A. OK. B. Thats a good ide
4、a. C. Its really terrible. D. It doesnt matter. ( )9. You had better ask your brother _ playing computer games. Its bad for him. A. to give upB. not to give upC. to give it upD. not give it up( )10. Sugar tastes sweet. But, _, its bad to eat too much. A. such asB. for exampleC. in factD. though二. 词汇
5、。（10分）(A)根据句意及首字母提示补全单词。1. We should help the sick girl as p_ as we can. 2. The chemicals on the vegetables are bad for our b_. 3. We shouldnt eat too much ice c_. 4. Fruit is good for our health. We like to eat w_ in summer. 5. Many d_ are caused by germs. (B)用括号内所给单词的适当形式填空。6. I like to eat _ (pot
6、ato). 7. His _ (ill) isnt serious. 8. My sister likes to eat _ (tomato). 9. _ (sandwich) are from foreign countries(来自国外). 10. I am _ (surprise) at the news. 三. 根据句意及汉语提示填空。（5分）11. Ling Ling is reading an _ (文章) about cancer. 12. The doctor asked the old man to drink milk _ (没有) sugar. 13. In the ol
7、d days, the boss (老板) _ (强迫) the worker to do more work. 14. I feel _ (虚弱的) these days. 15. Its _ (必要的) to drink water every day. 答案一. 1. A 2. A3. B4. B5. A 6. A7. B 8. C 9. A10. C二. (A) 1. possible 2. bodies 3. cream 4. watermelon 5. diseases (B) 6. potatoes 7. illness 8. tomatoes 9. Sandwiches 10. surprised三. 11. article 12. without 13. forced 14. weak 15. necessary2
