Granny often asked us water in our daily life. A. saveB. savingC. to saveD. saved

问题补充：

Granny often asked us water in our daily life.

A. save

B. saving

C. to save

D. saved

答案：

A. save

B. saving

(答案→)C. to save

D. saved

解析：句意：Granny经常让我们在日常生活中节约用水。Ask sb to do sth 是固定句型，意思是让某人去做某事。根据题意故选C.