19: The instructor forbade the students ___ mobile phones in the classroom . A: use B: used C: to use D: for use ...

2: A:There are imitation pearls . B:_____. A: So are they B: Such they are C: So they are D: Such are they ...

21: Barnes ____ to involuntary manslaughter ,and on May 29,1981,a judge gave him three years in prison . A: pleaded guilt B: admitted guilt C: pleaded guilty D: admitted guilty ...

19. Chuck ___ of emigrating,but I think he should stay where he is. A. A.thinks B. B.was thinking C.is thinking C. D.thought ...

24. Group discussions,moderated by the teacher ,give young learners important practice in taking ____and stating one's views. A. shifts B. changes C. turns D. parts ...

19. Mary was very set in her ways but her brother has a more ____ attitude to life . A. changeable B. changing C. variable D. flexible ...

7. Hotel chains periodically offer special promotions ,so check newspapers to get a better discount. A. 错误 B. 正确 ...

13. It is the first time that she ___ the moral standards of the community . A. A.is going to question B. B.has questioned C. C.questions D. D.questioned ...

3. Absorbed in her work ,she was totally ____ her surroundings . A. liable for B. oblivious of C. separated by D. concerned about . ...

4. The wife outlived her husband by twenty years . A. 错误 B. 正确 ...