If you cannot ( ) my e -mail please let me know.A.replying B.answer to C.reply to D.answering

问题描述:

If you cannot ( ) my e -mail please let me know.A.replying B.answer to C.reply to D.answering

can后面一定是动词原形,排除A、D,
answer to是表示“······的答案”,reply to是“回复,答复”
所以选C reply to

C

选C
reply to =answer 回复