31. Your ability has never been in doubt-the question is______ you are prepared to work hard.

A. that　　　　　　 B. how　　　　　 　　C. if　　　　　　　 D. whether

30. Tim Bemers-Lee is generally considered _____ the World Wide Web, on which all the information is shared by all.

A. to have founded 　B. having founded　 　　　 C. founding　 　　　 　D. to found

29. When I got off the crowded bus, I found my pocket ______ and the disk in it with the important documents gone.

　 A. stolen　　　　　　　　 　 B. missing　　　　　　　　 C. picked　　　　　　　 　 D. lost

28. No one ______ this building without the permission of the police.

　 A. is leaving　　　 　　B. is to leave　　 　　C. has left　　 　　　D. will be leaving

27. _______ you’ve got the chance, you _______ as well make full use of it

　 A. Now that; might　　 B. After; could　　 　C. Although; may　 　D. As soon as; should

26. This study shows that ______ languages may differ, the order in which young kids learn the parts of speech appears to be the same across different languages.

A. since　　　　　 　B. so　　　　　　 　C. while　　 　　　D. but

25. As it turned out to be a small birthday party, you _________ so formally.

A. needn’t dress up　　　　　　　　　　　 　 B. did not need have dressed up

　　　 C. did not need to dress up　　　　　 　 D. needn’t have dressed up

24. That was really a splendid evening. It’s years _______ I enjoyed myself so much.

　 A. when　　　　 B. that　　　　　 C. before　　　　 　　D. since

23. ----John got injured in the game.

　 ----Would it be at least a fortnight 　　　　he could recover and return to school?

A. when　　　　 B. that　　　 　　C. since　　　 　　　D. before

22. There is a new problem involved in the popularity of private cars ________ road conditions need _______.

　 A. that; to be proved　 　　　　　　　B. which; to be proved

　 C. where; improving　 　　　　　　　D. when; improving