15、—Inventors have changed the way we live.

—So they are famous for the great things they ___.

A. do                B. have done        C. are doing              D. had done

14、Zhou Feng has learned English for many years, but he can ____ understand the English speakers.

A. hardly            B. certainly            C. always                 D. almost

13、None of the shoes in the shop fit me well. They are         too big        too small.

A. both ... and     B. either … or           C.  neither… nor       D. not only…but also

12、I have no idea               . You may try her mobile phone again.

A. where has she gone                                     B. where has she been

C. where she has gone                                     D. where she has been

11、Why don't you put the meat in the fridge？It will _______ fresh for several days．

A.be stayed        B.stay                     C.be staying                    D.have stayed

10、I have              to tell you. It’s about our trip to the park.

A. something interesting enough                        B. interesting something enough

C. enough interesting something                            D. enough something interesting

9、Don’t worry. It won’t            you too much to fly from Wuxi to Xiamen.

A. pay                 B. cost                    C. spend                     D. use

8、Although I failed twice, my teacher encouraged me to have ________try.

A. another        B. the other                 C. other                 D. others

7、Mr. Wang's lively and interesting lessons have _________ lots of students.

A. caused         B. attacked              C. tested                 D. attracted

6、— Thank you for offering us such a good meal!

—         !

A. I’m glad you all enjoy it                     B. Don’t mention it

C. Come here next time                           D. I didn’t cook well