21.(　 )“My father bought me a new watch yesterday.”it is a structure of 　　　　

A．S+V+P　 B。 S+V+IO+DO　 C。 S+V+DO+CO　 D。S+V+DO

20.(　 ) You should wear white if you are ______.

A. tired　　 B. happy　　 C. stressed　　 D. strong

19.(　 　) Feeling stressed means ______.

A. feeling sad　　 B. feeling happy　 C. feeling pleased　 D. feeling tired and unable to relax

18.(　 ) You shouldn’t　 worry about not _______ breakfast then.

　　 A. have　　 B. having　　 C. to have　　 D. had

17.(　 ) We students should pay more attention ______ our pronunciation.

　　 A. at　　　　 B. with　　 C. in　　　　 D. to

16.(　 ) What would you like to ______ us about your homework?

　　 A. speak　　 B. talk　　 C. say　　　　 D. tell

15.(　 ) Have you decided _______?

A. to go with whom　　 B. whom to go with　　 C. whom go with　　 D. with who to go

14.(　 ) They still have no ideas how_______ the problem.

A. solving　 　　B. solved　　 C. to solve　　 D. solves

13.(　 ) It’s bad to stay _______ late to play football.

A. on　　　 　B. off　　　 　C. out　　 　　D. out of

12.(　 ) _______ of the twins has been here before.

A. Both　　　 B. Neither　　 C. Each　　　 D. None