15. You 　　　　　get tired of correcting the same mistakes over and over again in your students’ papers.

　　 A. ought to　　　　 　　　　　　　　 B. must　　 　　　　 C. have to　　　　 　　 D. should

14. Now that he is still very sick, he is not 　　　　　to come today.

　　 A. possible　　　 　　 B. probable　　　 　　　　　　　　 C. likely　　　　 　　 D. seemed

13. - Do you think it’s a good idea to go swimming this afternoon?

　　 - 　　　　　Shall we go now?

　　 A. That sounds fine to me.　　 B. It makes sense.　　　　

　　 C. Oh, it is too dangerous.　　　 　　　　　　　　　　　　　 D. It is my pleasure.

12. The tragedy must be remembered so that it is not 　　　　.

　 　 A. predicted　 　　　 B. performed　 　　　　　　　　　　 C. happened　　　　 D. repeated

11. It is quite 　　　　　to be made a government minister while still less than 30.

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

10. The big diamond was 　　　　　by a young boy in 1873.

　 　 A. to be discovered　　　　　 B. to discover　　　　

　　 C. being discovered　　　　　 　　　　　　　　　　　　　 D. discovered

9. His parents, 　　　　　are poor farmers, always encourage him to go to college.

　 　 A. those　　　　 　 B. which　　　 　　　　　　　　　 C. who　　　　　　 　 D. whom

8. - I got the first prize in the writing contest.

　　 - 　　　　　I should learn from you.

　　 A. Well done!　　　　　　　 B. You are so good!

　　 C. That sounds like a good idea!　 D. What a pleasure!

7. She has told the police nothing that could throw 　　　　　on her husband’s whereabouts.

　 　 A. lightning　 　　　　 B. lights　　　　　 　　　　　　 C. light　　　　　 　 D. lighting

6. After walking for hours in the dark, the tired traveler was extremely delighted at the sight of a dim light 　　　　.

　 　 A. to the distance　 　　　　　　　　 B. in the distance　 　　　

　　 C. from a distance　　　 　　　　 D. at a distance