18.(　 ) The assistants don’t allow students __________ in the reading room.

　　 A. speak　　　　　　 B. speaking　　　 C. to speak　　 D. speaks

17.(　 ) You should be working instead of _________ there in bed.

　　 A. lying　　　　　　 B. lie　　　　　 C. lies　　　　 D. to lie

16.(　 ) Jenny seems __________ my family on Mid-autumn Day.

　　 A. to visit　　　　　 B. visit　　　　 C. visiting　　　 D. visits

15.(　 ) I don’t need _______a new dictionary because I bought this a year ago.

　　 A. buying　　　　　 B. buy　　　　 C. to buy　　　 D. bought

14.(　 ) He doesn’t do his homework________. So he always makes some mistakes.

　　 A. careful enough B. enough careful　 C. carefully enough D. enough carefully

13.(　 ) Although she is a ______ girl, she know a lot of Chinese characters(汉字)

　　 A. five years old　　　　　　　　　　　　 B. five- year-old

　　 C. five-years-old　　　　　　　　　　　　 D. five-year-olds

12.(　 ) Have you decided which coat_______?

　　 A. choose　　 　　　B. choosing　　 C. chosen　 　　D. to choose

11.(　 ) At the age of 18 he began to work___ a teacher in a country school.

A. as　　 　　　　　B. by　 　　　C. in　　 　　　D. at

10.(　 ) I want to have a day_______tomorrow because I have to meet my uncle at the airport.

　　 　A. away　 　　　　B. off　 　　　C. free　　 　　D. possible

9. Mr Green teaches ___________ computer science .

　 　A. we　　 　　　　B. us　　 　　　C. ours　　　 　D. our