Mark was a student at this university from 1999 to 2003, _______he studied very hard and was made Chairman of the Students’ Union.

A. during which time                   B. for which time

C. during whose time                   D. by that time

— Why does she always ask you for help?

    — There is no one else _______ , is there?

    A. who to turn to                 B. she can turn to

  C. for whom to turn to              D. for her to turn

There are two buildings, __________ stands nearly a hundred feet high .

A. the larger   B. the larger of them C. the larger one that   D. the larger of which

Have you seen the film “Titanic”, ______ leading actor is world-famous?

    A. its              B. it’s               C. whose            D. which

 Carol said the work would be done by October, _________ personally I doubt very much.

 A. it              B. that               C. when             D. which

 I don’t like ________you speak to her.

     A. the way     B. the way in that   C. the way which   D. the way of which

 Hurry up, or the tickets ________out by the time we get there.

A. will have sold   B. will sell     C. have sold   D. will have been sold

As we came to the work site, the workers were seen _______the new house.

A. building         B. build         C. built        D. to build

. The reason for all the changes being made _______to us yet.

A. has not explained         B. has not been explained

C. did not explained         D. were not explained

24. You ought to have put the milk in the refrigerator, and now ________sour.

A. it smell        B. it is smelt     C. it smells      D. it is smelling