17.A number of people _____at the street corner.
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36.A lot of natural resources in the mountain area will be exploited and used.
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100.Measles(麻疹) ________ a long time to get over.
A. spend
B. spends
C. take
D. takes
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7.I thought that honesty _______ the best policy.
A. was
B. is
C. were
D. be
解析：解析:我认为诚实是最好的策略。
honesty意思为诚实,正直,是抽象名词,不可数名词,应该使用单数。
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3.It is known to all that exercises are good for health.
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11.- I'm going to Beijing next week, you know it's one of the most beautiful cities in China.
- _____________________
A. Enjoy yourself
B. It's a pleasure
C. Good luck
D. very good
解析：解析:我下个星期将要去北京,你知道它是中国最美丽的城市之一。A为玩得愉快,B为很荣幸,C为祝你好运,D为非常好
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78.I didn’t know what to do, but then an idea suddenly ________ to me.
A. appeared
B. happened
C. occurred
D. emerged
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71.- Thank you very much for giving me so much help.
- _____________________.
A. No thank you
B. You're welcome
C. OK
D. Thanks
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35.- Let's go to the library this afternoon.
- _________
A. Yes, that's right.
B. No. I can't.
C. What about you?
D. That's a good idea.
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48.Eggs, though rich in nourishments, have ______ of fat.
A. a large number
B. the large number
C. a large amount
D. the large amount
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