30. It’s worth downloading, because it’s free and doesn’t ______ a lot of disk space.

A. take up　　　 B. take off　　　 C. take over　　　 D. take in

29. ---Is it good to look up every new word when I come across it in reading?

--- No. You　 _____ because you are likely to guess the meaning from the context.

A. can’t　　　 B. mustn’t　　　 C. don’t have to　　　 D. ought not to

28. ---What was the weather like when you were on holiday?

--- Fine. It _____ sunny every day until Wednesday.

A. is　　　 B. was　　　 C. will be　　 D. would be

27. --- Did you hear anything strange in the building at ten last night?

--- No, I _______ a movie on the Internet.

A. am watching　　 B. watched　　 C. was watching　　 D. have watched

26. ---Have you seen Bob recently?

---No, but I was told that he _____ for a new job all through the summer.

A. has been looking　　 B. is looking　　 C. had been looking　　 D. was looking

25. _______ I can see, there is only one possible way to keep away from danger.

A. As long as　　　 B. Even if　　　 C. Just as　　　 D. As far as

24. All things _____ into consideration, the planned trip will have to be called off.

A. taken　　　 B. taking　　　 C. to take　　　 D. being taken

23. ---There is no doubt that your singing will _____ greatly to the success of the party.

---I’m so flattered.

A. devote　　 B. contribute 　　C. promote　　　 D. stick

22. Niagara Falls is a great tourist _______, drawing millions of visitors every year.

A. attention　 B. arrangement　　 C. appointment　　 D. attraction

21. Tom was arguing _____ the payment of the bill_____ John.

A. about; on　　 B. with; with　　 C. on; on　　 D. over; with