14. New medicines and instruments ______ every day to extend life.
A. develop B. are being developed
C. are developing D. have developed
[答案与解析]
13. A red sky in the morning ______ to be a sign of bad weather.
A. says B. is saying
C. has said D. is said
12. Hundreds of jobs _______ if the factory closes.
A. lose B. will be lost
C. are lost D. will lose
11. “Look! Everything here is under construction.” “What is the small building that ______for?”
A. is being building B. has been built
C. is built D. is being built
10. He kept a little notebook, in which ______ the names and addresses of his friends.
A. wrote B. was writing
C. was written D. were written
9.”How about the dishes, Dear?” “The beef didn’t taste very good. It ______ too long.”
A. cooked B. had been cooked
C. was cooked D. had cooked
8. With the development of science, more new technology _______ to the fields of IT.
A. has introduced B. is being introduced
C. is introduced D. was introduced
7. The students _____ £50 a year to cover the cost of books and stationery.
A. give B. are given
C. have given D. to give
6. I’ll come after the meeting if time ______.
A. permits B. is permitting
C. is permitted D. has permitted
5. New medicines and instruments ______ every day to extend life.
A. develop B. are being developed
C. are developing D. have developed
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