(09陕西卷)16. He must be helping the old man to water the flowers,        ?    

A. is he     B. isn’t he     C. must he     D. mustn’t he

(09四川卷)11. — I wonder ________ you’ll water this kind of flower. 

——Every other day. 

A. how often     B. how long   C. how soon   D. how much 

（陕西卷11）. The old temple _______ roof was damaged in storm is now under repair.   

A. where          B. which         C. its            D. whose

(09全国卷2)11. I’m sure that your letter will get          attention. They know you’re waiting for the reply. 

   A. continued   B. immediate   C. careful   D. general   

.(09全国卷1)31. The computer was used in teaching. As a result, not only__________, but students became more interested in the lessons.

A. saved was teachers’ energy   B. was teachers’ energy saved

C. teachers’ energy was saved   D. was saved teachers’ energy