13.　 It was in the lab ______ was taken charge of by Prof. Harris ________ they did the experiment.

　 A. which; that　　 B. that; what　 C. whom; that　　 D. which; where

12.　 I soon found that the work I was doing had already been done by someone else. _______, I was wasting my time.

　 A. In other words　　　　　 B. In words

C. Word for word　　　　　 D. In some words

11.　 --- Did you do well in the maths examination yesterday?

---- I’m afraid not. Some questions were not as easy as they ________.

A. supposed to　　　　　　 B. supposed to be

C. were supposed being　　　 D. were supposed to be

10.　 ---- Can we three use the computer to work on the examination papers?

----- Sure. You can come to my office and more then one _____ fixed there. Thus, it will save your time.

A. has been　　 B. were　　 C. have been　　 D. was

9.　　　 Lying on the grassland in the sun, I enjoy ________.

　 A. reading to　　 B. to read　　 C. being read to　 D. to be read

8.　　　 I felt puzzled to find this kind of plants growing well deep in the cave. Normally they _________ without sunlight.

　 A. mustn’t grow　　　　　　 B. couldn’t have grown

C. can’t grow　　　　　　　 D. may not have grown

7.　　　 Never ________ so many women receive college education as today.

　 A. did　　 B. were there　　 C. have　　 D. do

6.　　　 ---- How do you like my new poster? It was only twenty dollars.

-----________? The frame alone is worth the money!

A. Wonderful　　 B. Really　　 C. I can’t believe it　 D. Certainly

5.　　　 __________, the reward was given to him.

　 A. Being honest　　　　　　　 B. As an honest boy

C. He being honest　　　　　　 D. He was honest

4.---- What do you think of the new type of camera?

　 ---- _______. However, the price is _______.

　 A. Nice; high　　　　　　　　 B. Valuable;　 expensive　

C. Expensive; reasonable　　　 D. High; fair