31. Internet shopping is really _____________ when people are sure of its safety and security.　

　 A. taking off　　　　　 B. taking up　　　　　 C. setting off　　　　 D. setting up　

30. What the young man can’ t ___________ is that his mum always treats him like a baby.　

A. support　　　　　　 B. undertake　　　　　 C. hold　　　　　　 D. bear　

29.____________ the news, so far, has been good, there may be bad days ahead.　

A. When　　　 　　　　B. While　　　　　　 C. If　　　　　　　　 D. As

28. Not until the train pulled into the next station ______________ her suitcase gone.　

A. Mary had found　　　　　　　　　　　　　 B. had Mary found　

C. did Mary find　　　　　　　　　　　　　　 D. Mary found

27. Since 1994, the glacier in Antarctica has lowered by as much as 90cm, ______________sea level to rise.　

A. having caused　　　 B. causing　　　　　　 C. caused　　　　　 D. being caused

26.-Flight MU257 _______________ . I must be off now.　

-Have a nice trip.　

A. is being announced　　　　　　　　　　　 B. has announced　

C. was announcing　　　　　　　　　　　　　 D. had been announced

25. When _______________ comes to saving energy, big changes start with small steps, like turning off the lights.　

A. that　　　　　　　 B. this　　　　　　　　 C. it　　　　　　　　 D. one

24. Of the two cameras, I would prefer _______________ one, which is very easy for me to carry. K.s+5-u

A. a smaller　　　　　 B. the smallest　　　　 C. a small　　　　　 D. the smaller

23. Mr Jones, a professor, ___________ for his excellent lectures, is popular with his students.　

A. known　　　　　　 B. knowing　　　　　 C. to be known　　　 D. having known

22.-Can you give some advice on what I said just now? 　

-Sorry. My mind______________.　

A. is wandering　　　　　　　　　　　　　　 B. was wandering　

C. has wandered　　　　　　　　　　　　　 D. had wandered