7. I hope they _____ this road by the time we come back next summer. A. have repaired B. will repair C. are to repair D. will have repaired ...

2. The number of the students of the school has _____ to 8,000, twice as it was when the school was opened ten years ago. A. recorded B. increased C. reached D. gained ...

7. You'd better not to drink the water until it has been boiled. A. 错误 B. 正确 ...

2. It is known that Antarctica, the world's oldest continent, is hard to reach. A. 错误 B. 正确 ...

17. It will be a great advantage to be able to speak a foreign language, especially if you are _____ business. A. in B. on C. to D. with ...

12. The two substances are now in ______ with each other, and a chemical reaction is occurring. A. meet B. encounter C. face D. contact ...

7. I think you have talked too much; what you need now is more action and _____ talk. A. few B. less C. fewer D. little ...

2. Three new buildings _____ on the campus by the end of this year. A. will be built B. are going to be built C. will have been built D. have been built ...

7. She didn't go to the cinema last night, as she had to finish her term paper. A. 错误 B. 正确 ...

2. She wanted to know that child it was on the grass. A. 错误 B. 正确 ...