Teenagers should be allowed their own clothes.A. to chooseB. chooseC. choseD. choosing

问题补充：

Teenagers should be allowed their own clothes.

A. to choose

B. choose

C. chose

D. choosing

答案：

(答案→)A. to choose

B. choose

C. chose

D. choosing

解析：句意：应该允许青少年们们穿他们自己的服装。动词allow\后接to不定式，故选A。