( ) 11. Do you know whatthis time yesterday?

　　A. they are doing B. are they doing

　　C. they were doing D. were they doing

　　( ) 12. Excuse me, can you tell me?

　　A. why was the train late B. why the train was late

　　C. why is the train late D. why the train is late

　　( ) 13. Do you know where? Someone is looking for him.

　　A. he is B. he was C. is he D. was he

　　( ) 14. He wanted to know how longin hospital.

　　A. she is staying B. she had stayed

　　C. did she stay D. she stay

　　( ) 15. Li Lei told Jim.

　　A. how much yuan is the sweater

　　B. how much is the sweater

　　C. how much the sweater is

　　D. how much the sweater was

　　( ) 16. He told me that heto London the next day.

　　A. would go B. go C. went D. has gone

　　( ) 17. He said that lightmuch faster than sound.

　　A. traveled B. will travel C. travels D. is traveling

　　( ) 18. Our teacher said that the moonaround the earth.

　　A. turn B. turned C. has turned D. turns

　　( ) 19. He said that Aprilthemonth of a year.

　　A. is, third B. is, fourth C. was, fourth D. was, third

　　( ) 20. Do you know?

　　A. is it whose pen B. whose pen is it

　　C. whose pen it is D. it is whose pen