The salesman scolded the little boy caught and let him off.A. to have stolenB. to be stea

问题补充：

The salesman scolded the little boy caught and let him off.

A. to have stolen

B. to be stealing

C. to steal

D. stealing

答案：

A. to have stolen

B. to be stealing

C. to steal

(答案→)D. stealing

解析：catch 可接现在分词的复合结构。