49: So confused did he become that he didn’t know how to start his lecture. A: 错误 B: 正确 ...

42: The day the bridge collapsed right in the middle ,traffic was particularly heavy .Nobody was conscious about the danger . A: 错误 B: 正确 ...

30: You should go and ask Peng .He is always bursting with ideas . A: 错误 B: 正确 ...

48: Some of the villagers are unaware of the role wildlife plays in human life; they have kept on hunt rabbits and other animals A: 错误 B: 正确 ...

14: --There were not many people in the concert yesterday. -- Pop music isn’t(). A: to everyone’s taste B: to everyone’s joy C: to someone’s measure D: to anyone’s surprise ...

21: As the stony road was slippery,we had to make our way slowly and carefully down the hill. A: 错误 B: 正确 ...

11: Nowadays, more new technology is being introduced to the fields of IT with the development of science. A: 错误 B: 正确 ...

4: The rapid growth of economy brought about a lot of social changes. A: 错误 B: 正确 ...

15: Try the new cleaner. Just a few minutes every day—that’s all it takes—() you could have shining floors and furniture. A: and B: for C: so D: then ...

6: .—— Hi, Mary, how are you getting on ? ——(). A: No well, I’m afraid B: Good, how are you then? C: Very well, thanks, and you? D: Quite good, what about you? ...