18. The flowers in the shop _______, so they _______ well.

　　 A. are smelled better; are sold　 　　　 B. are smelled well; sell

　　 C. smell terrible: are sold　　 　　　　　　 D. smell nice; sell

17. -Can you show me _______ to use this kind of camera?

　　 -Sorry, I don't know, _______.

　　 A. how; either　 　 B. what; too　　 　　 C. how; too　 　　　 D. what; either

16. The purpose of new inventions is _______ life more difficult, but to make it easier.

　　 .　 A. not make 　 B. not making　 　　 C. not to make　　 　　　 D. do not make

15. -Have you got any books on English grammar? I want to borrow _______.

　　 -Yes, here you are. But you must return it by Friday.

　　 A. one　　 　　　　　　 B. it　　 　　　　　　　 C. some　　 　　　　　 D. that

14. -My father with my grandparents _______ Shanghai.

　　 -Really? _______ will they come back?

　　 A. have been to; How soon　　 　　　　　 B. has been to; How long

　　 C. has gone to; How soon　　 　　　　　　 D. has gone to; How long

13. -Your mother _______ take a bus to work?

　　 -Yes. But now she usually goes to work on foot.

　　 A. use to　　 　　　　 B. used to　　 　　　 C. was used to 　　　 D. is used to

12. -When _______ your mother _______ you that blue dress, Mary?

　　 -Sorry, I really can't remember.

　　 A. does; buy　 　　 B. has; bought　　 C. had; bought　　 　　　 D. did; buy

11. You can't watch TV _______ you finish your homework.

　　 A. before　　 　　　　 B. if　　 　　　　　　　 C. while　　 　　　　 D. as

10.(　　 ) They were _______ busy _______ with each other to remember the time.

　　 A. enough; talking　　 　　　　　　　　　　　 B. enough; to talk

　　 C. too; talking　 　　　　　　　　　　　　　　　 D. too; to talk

9. Miss Taylor never wastes money on anything too expensive, even though (尽管)

　　 she can _______ to. She has donated much of the money she saved to charities.

　　 A. afford　　 　　　　 B. spend　　 　　　　 C. pay　　 　　　　　　 D. cause