21.　　 A student who listens attentively and take notes in class will surely make a good _____ on his teachers.

A. image　　　　　　　　　 B. comment　　　　　　 C. impact　　　　　　　 D. impression

20.　　 Some of the passengers told the reporters about their _____ in the burning train.

A. details　　　　　　　　 B. trips　　　　　　　　　 C. events　　　　　　　 D. experiences

19.　　 It is obvious that boys are more naughty than girls by _____.

A. nature　　　　　　　　 B. character　　　　　　 C. action　　　　　　　 D. attitude

18.　　 I don’t care how hard you are or how much time you spend on the project. I just want you to work _____.

A. diligently　　　　　　 B. endlessly　　　　　　 C. fortunately　　　　 D. efficiently

17.　　 We usually feel comfortable with people ideas and interests _____ to ours.

A. same　　　　　　　　　 B. equal　　　　　　　　　 C. similar　　　　　　 D. familiar

16.　　 In my interview with a group of children, I found that a child watched TV for a(n) _____ of two hours a day.

A. average　　　　　　　 B. time　　　　　　　　　 C. period　　　　　　　 D. length

15.　　 Sea water can be used for various _____ when salt is taken away from it.

A. purposes　　　　　　　 B. reasons　　　　　　　 C. effects　　　　　　　 D. results

14.　　 She closed the window and drew the _____ before switching on the light.

A. shades　　　　　　　　 B. carpets　　　　　　　　 C. curtains　　　　　　 D. masks

13.　　 I don’t think that car is _____ the money you paid for it.

A. satisfactory　　　　　 B. worth　　　　　　　　　 C. deserving　　　　　 D. profitable

12.　　 The social services are chiefly _____ with the poor, the old and the sick.

A. influenced　　　　　 B. related　　　　　　　　 C. suffered　　　　　　 D. concerned