19.　　 Bungee jumping is an adventurous sport, popular with young adults,　　　 　courage matters more than strength.

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

18.　　 --There must be a dozen paper clips in these drawers but I can't find one when I need one.

--Keep looking.　　　 　is sure to turn up

A. One　　　　　　　　　　 B.It　　　　　　　　　　　　　　　 C.That　　　　 　　　　　　 D.This

17.　　 Although　　　 　my opinion, the old professor didn’t come up with his own.

A. in　　　　　　　　　　　　 B. against　　　　　　　　　　 C. for　　　　　　　　　　　　　 D. on

16.　　 　　　　　surprises us most is that she doesn’t even know　　　 　the difference between the two lies.

A. What; where　　　　 B. All; which　　　　　　　　 C. What; that　　　　　　　　 D. That; where

15.　　 Since I won the big prize, my telephone hasn't stopped ringing. People　　　 　to ask how I am going to spend the money.

A. are phoning　　　　　 B. phone　　　　　　　　　　　 C. will phone　　　　　　　　 D. had phoned

14.　　 The falling of the new building　　　 　its soft base.

A. resulted in　　　　　　 B.suffered from　　　　　　 C. led to　　　　　　　　　　　 D. lay in

13.　　 We had to be patient because it 　　　　　some time　　　 　we got the full results.

A. has been; since　　　 B. had been; until　　　　　 C. was; after　　　　　　　　 D. would be; before

12.　　 Evidence obtained from observation and experiment is often used to　　　 　a scientific theory.

A. confirm　　　　　　　　 B. claim　　　　　　　　　　　 C. conclude　　　　　　　　　 D. calculate

11.　　 The survey　　　 　in our school last month shows that about 2 percent of the students are addicted to Internet games.

A. conducted　　　　　　 B. having been conducted　 C. conducting　　　　 D. to be conducted

10.　　 --Did you see who the driver was?

--No, so quickly　　　 　that I couldn’t get a good look at his face.

A. does the car speed by　　　　　　　　　　　　　　　　 B. the car sped by

C. did the car speed by　　　　　　　　　　　　　　　　　 D. the car speeds by