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

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：根据语境可知此句的含义是林老师让我们用英语提问问题，而不是用汉语。考查的是固定句型结构ask sb to do sth表示让某人做某事。有选择项的提示可知选择B。