20. --- I’m sorry I’ve brought you too much trouble.
--- _________.
A. All right B. That’s right C. That’s OK D. You’re welcome
19. Broadly speaking, I would agree with Shirley, though not ________.
A. widely B. entirely C. extremely D. eventually
18. The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.
A. what B. which C. that D. though
17.-Have you __________?
-No. I had the wrong number.
A. got in B. got away C. got off D. got through
16.The man ______ of shooting 6 school children was caught by Beijing police, the XINHUA News Agency reported on Friday.
A. being suspected B. suspecting C. suspected D. to be suspected
15. We Chinese felt excited _________ we saw Zhai Zhigang and his teammates appeared from the re-entry module(返回舱).
A. which B. the moment C. suddenly D. once