28. __ years ago, very large animals called dinosaurs __ in some areas of the world.

A. Many million, have been living　 B. Million, had lived

C. Several millions of, are alive　　 D. Millions of, lived

27. Something smells __, you’d better clean your house often.

A. good　　 B. nice　　 C. terrible　　 D. terribly

26. -I’m leaving for Disneyland for my summer vocation soon.

-That’s nice. __.

A. Never mind B. Have a good trip C. You’d better not D. I have known

25.-Are you going to the picnic with us tonight? –Yes.

-You won’t be late, __?

A. should you　 B. will you　 C. don’t you　 D. can you

24. My daughter wants a rabbit for long, but I have no time to buy__ for her.

A. it　　 B. one　 C. the one　 D. that

23. The new bridge in Wenchuan __ last month. Now it’s easy to go to the city center.

A. built　 B. was built　 C. has been built　　 D. were built

22. Attention, please. The flight has to be __ because of the heavy rain.

A. put on　　 B. put off　　 C. put away　　 D. put up

21. No one can be sure______ in a million years.

A.what man looks like　　　 B. what will man look like　

C. what man looked like　　 D. what man will look like

20. The young lady _____ we met yesterday is our new math teacher.

A. what　　　 B. whose　　　 C. who　　 D. which

19. -Did you have a good May Day holiday?

-_________. I enjoyed myself with my family on the beach．

A. I’m afraid not 　　B. I’m not sure　　 C. Of course　　 D. I hope so