25. Robert is said______ abroad, but I do not know what country he studied in.

　 A. to have studied　 B. to study　 C. to be studying　　 D. to have been studying

24. Beijing was attacked by such a terrible sandstorm ______few citizens had ever experienced before.　

　 A. and it was　　 B. as　　 C. that　　　 D. which

23.　 He______ on this paper for ten minutes but he______only about sixty words.

　A. will have worked, has written　　 B. worked, has written

　 C. has been working, has written　　 D. will be working, works

22. The country life he was used to______greatly since the opening policy.

　 A. changed　 B. has changed　 C. changing　 D. having changed

21. ______fashions differ from country to country may reflect the culture difference from one aspect. 　

A. What　　 B. That　　 C. This　　 D. Which

20. Mr Wang______an article on how to improve spoken English last month, but I don’t know whether he has finished it. 　A. has written 　B. wrote 　　 C. had written 　D. was writing

19. Mrs Brown was much disappointed to see the mobile phone she had had______the week before went wrong again.　A. it 　B. it repaired　C. repaired 　D. to be repaired

18. I’m examining the composition he has just finished______the possible mistakes in it.

　A. correcting 　　B. to correct 　　C. corrected 　　D. correct

17. You can’t guess ______ when he was admitted by Beijing University.

　 A. how he was happy　 B. how happy was he　　 C. how happy he was　 D. he was how happy

16. As teachers, we feel______our duty to teach our children to be good wherever we are.

A. this 　 B. that　　　 C. it　 　　 D. there is