:Unit 9 My favorite subject is science.
Written test part（共80分）
Ⅳ. 单项选择(每小题1分， 共10分)
从A、B、C、D四个选项中选择可以填入空白处的最佳答案。
( )16. You have ______ hour to watch TV.
A. a B. an C. the D. 不填
( )17. Linda has a trip this week and its ______ Saturday morning.
A. at B. in C. for D. on
( )18. We ______ history and math this afternoon.
A. play B. see C. need D. have
( )19. I dont like this CD ______ its boring.
A. because B. but C. so D. after
( )20. —You look ______ in this black sweater.
—Thank you.
A. cool B. fat C. tidy D. short
( )21. ______ comes after Saturday.
A. Sunday B. Monday C. Tuesday D. Thursday
( )22. —______ do you like this book?
—Because its interesting.
A. Where B. Why C. What D. Wh
