19. It’s quite an informal gathering ; you needn’t ______for it .　

A. dress down　 B. dress up　　 　　C. dress　　 　　 D. dress on

18. I’m surprised that you should have been fooled by such a(an) ____trick.

A. ordinary　 　B. 　easy　 　　C. smare　　 D. simple

17. It’s known that taking exercise______your health.

A. do good to　　　 B. does good to　 C. is good to　　 D. are good for

16. He gave a ________smile.

A . satisfying　　　 　B. satisfied 　C. satisfaction　　　 　D. satisfactory

15. They gave a banqnet( 宴会)_____the guests from Britain.

A. in honour of 　B. in an honour of　 C. in honour to 　D. in honour for

14. I’m really tired_____Tom . He had me _____for two hours in the rain .

A. of, waiting 　B. with , wait 　C. 　of, waited　　 D. with, waited

13. If you cheat in the exam, you could hardly _____it.

　 　A.throu away 　　B．get away　 C.get away from　 　D．get away with　

12. He sat at the desk ,________a novel.

A. read 　　　　　　　 B. to read 　　　　　　　　 C. reading 　　　　　　　　 D. reads

11.Oh，I’m feeling well in the stomach.I _____________ so much fried chicken just now.

　 A.　 shouldn’t eat　　　　 B.　 nustn’t have eaten

　 C. shouldn’t have eaten　　 D. mustn’t eat

10. Li Ming speaks very good English ______he were an English boy .

　 A. so that　　　 B. even though 　　C. as though 　　　D. now that