What great fun the children had basketball! I didn’t have the heart to stop them.A. to pla

问题补充：

What great fun the children had basketball! I didn’t have the heart to stop them.

A. to play

B. playing

C. play

D. played

答案：

A. to play

(答案→)B. playing

C. play

D. played

解析：句意：孩子们多么高兴打篮球啊！我没有阻止他们的心情。 固定用法have fun doing sth 高兴做某事，因此选B。

考点: 考查动词短语的用法。