21、The girl in plain clothes,       was wonderfully calm in face of danger, was just sixteen years old.

  A．when                 B．which                 C．what                  D．who

20、 Life is like a long race        we compete with others to go beyond ourselves.

A. why     B. what     C. that       D. where

19、Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, _________ the number of people infected with the virus is going up sharply.

A. when              B. that                   C. so that              D. where

18、—Was ___ Bill, ___ played basketball very well, ____ helped the blind man cross the road?

—Yes, of course. He is always ready to help others.

A. it; that; who    B. this; who; that          C. which; that; that     D. it; who; that

17、He made another wonderful discovery, ______ of great importance to science.

A. which I think is            B. which I think it is

C. which I think              D.I think which is

16、Was it through Mary,_____ was working at a high school, ____ you got to know Tom?

A.who; who                 B. that; which             C. who; that          D.who; which

15、 Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more. .w.^w.k.&s.5*u.c.#om.高.考.资.源.网

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

14、She may have missed the train, _______ she won’t arrive for another hour.

A. in which            B. when              C. in which case            D. in that case  

13、       --Where did you find your wallet?

--It was in the shop ________ I bought the shirt.

A. that                  B. which               C. where               D. there

12、--Where did you see him for the first time?

-- It was in the factory _________ we worked.

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