1. Try to smile more, for a smile costs_______ ,but gives so much.

　　A. something B. anything C. nothing D. everything

　　2. Shy people usually prefer to chat_______ the phone rather than have a face-to-face communication.

　　A.by B.in C.beyond D.on

　　3. - Wow, you look so great in your new dress.

　　- Thanks! I_______ it when it was on sale.

　　A. have bought B. bought C. had bought D. buy

　　4. Would you please take the magazines off the little table to make_______ for my iPad?

　　A. room B. area C. field D. land

　　5. - How many English words do you think I should know?

　　-As many as you_______ .Then you will find reading quite easy.

　　A. will B. must C. can D. might

　　6. Chinese parents should learn to let their child_______ everything!

　　A. to decide B. decides C. decide D. deciding

　　7. You can't imagine_______ when the boy got his lost bike from the policeman.

　　A. how he was excited B. how excited he was

　　C: how excited was he D. he was how excited

　　8.It seems that he is doing nothing, but_______ he is just waiting for a chance.

　　A. especially B. mostly C. properly D. actually

　　9. When we are in a foreign country, let's do as the Romans do,_______?

　　A. will you B. shall we C. aren't you D. don't you

　　10. Do you know_______ my mail will be received by the other end?

　　A. how long B. how soon C. how often D. how far

　　11. We are glad to see that more and more students in our school have joined in the Clean Your Plate Campaign(光盘行动)to help_______ food waste.

　　A. reduce B. represent C. require D. remove

　　12. - Dad, are you coming with us?

　　- I'd love to, but something terrible_______ in my company.

　　A. would come up B. had come up

　　C. has come up D. was coming up

　　13. She says that she'll have to close the shop_______ business improves.

　　A. if B. unless C. after D. when

　　14. We are sure that PM 2.5_______ifwe work together to solve pollution problem.

　　A. will control B. is controlled C. controls D. will be controlled

　　15. -What do you think of the house?

　　-_______ It's just what we want it to be.

　　A. Perfect! B. Good idea! C. Not bad. D. So-so.

　　参考答案：1-5：CDBAC

　　6-10:CBDBB

　　11-15：ACBDA

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