2017--2018学年人教版必修五Unit 1 Great scientists grammar课时作业
2017--2018学年人教版必修五Unit 1 Great scientists grammar课时作业第3页

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5. 每次我看到他的时候,他都面带微笑。(every time)

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答案

I. 1.enthusiastic 2.rejected 3.exposed 4.absorbed 5.announced 6.challenged 7.attended 8.conclusion 9.movement 10.cautious 11.positive 12.contribute

II. 1.提出 2. 得出结论 3. 使显露;暴露 4.将...和...联系

5.处...之外;此外 6.对...严格的 7.讲得通;有意义 8. cure... of

9. be absorbed in 10. contribute... to...

III. (A) 1.puzzled 2.bought 3.solving, made 4.lost 5.reserved 6.set 7.suspected 8.referred, (should) be e-mailed 9.seated 10.played, exciting 11.Being exposed 12.was, (should) be constructed

(B) 1.in 2.on 3.of 4.to 5.to 6.of 7.about 8.in/on/at 9.to 10.to

Ⅳ. 1. Only if you have passed the driving test can you be allowed to drive a car.

2. I had my wallet stolen yesterday.

3. Neither he nor I am going to attend the meeting.

4. I'll never forget the day on which I first met him.

5. Every time I see him, he wears a smile.