She always allows the children to voice their opinionssometimes their opinions are not sou

问题补充：

She always allows the children to voice their opinionssometimes their opinions are not sound.

A. when

B. as

C. though

D. after

答案：

A. when

B. as

(答案→)C. though

D. after

解析：可联系答.案.网客服索取。