The glass of water is too hot. I prefer some cold water. A. to boilB. having boiled C. b

问题补充：

The glass of water is too hot. I prefer some cold water.

A. to boil

B. having boiled

C. boiled

D. boiling

答案：

A. to boil

B. having boiled

(答案→)C. boiled

D. boiling

解析：. boiling是“沸腾的”；boiled是“煮过的”。