——Who are you ? —— My mother. A. waitB. waitingC. waiting forD. wait for

问题补充：

——Who are you ? —— My mother.

A. wait

B. waiting

C. waiting for

D. wait for

答案：

A. wait

B. waiting

(答案→)C. waiting for

D. wait for

解析：动词辨析。句意:您正在等谁？——我的母亲。固定短语wait for表示等候某人。Wait不能直接接宾语，故选C。