20. That white building _____ two years ago, but it looks quite
old now.
A. built B. was built C. is built D. builds (2000河北)
19. When _____ the accident _____? (2000辽宁)
A. was; happened B. has; happened C. did; happen D. was; happening
18. Many more houses _____ for teachers since last year. (2000广州)
A. are building B. built C. have built D. have been built
17. This work _____ next Monday. (2000广西)
A. may finish B. finish C. finishes D. may be finished
16. The big tree _____ by my brother ten years ago. (2000甘肃)
A. was planted B. planted C. has planted D. was planting
15. By _____ was the book _____?
A. who; wrote B. whom; write C. whose; writing D. whom; written
14. Will the job _____ in ten minutes?
A. finish B. be finish C. be finished D. finished
13. A present _____ me by my friend on my birthday.
A. is giving B. was given to C. is given for D. will give to
12. The young tree _____ the stick.
A. should be tied to B. must be tied by C. should tie to D. can be
tied with
11. In 1620, about half the USA _____ forests.
A. was covered B. was covered by C. were filled with D. covered
with