Our teacher often asks us about questions in groups.A. discussB. to discussC. don’tD. to

问题补充：

Our teacher often asks us about questions in groups.

A. discuss

B. to discuss

C. don’t

D. to talk

答案：

A. discuss

B. to discuss

C. don’t

(答案→)D. to talk

解析：我们的老师让我们分组讨论问题。动词不定式做宾语补足语表示具体的将要进行的动作，discuss本身即可表示讨论的意思，一般不搭配about使用，故选D。