Mr Lin asked us questions in English not in Chinese.A. answerB. to answerC. answeringD.

问题补充：

Mr Lin asked us questions in English, not in Chinese.

A. answer

B. to answer

C. answering

D. answered

答案：

A. answer

(答案→)B. to answer

C. answering

D. answered

解析：本题考查的是ask sb to do sth ，故选B