I am afraid that I___finish the task in such a short time.Could y_英语解答

I am afraid that I___finish the task in such a short time.Could you help me.A.can B.am not able to
C.am going to D.could选什么?

人气：172 ℃　时间：2019-09-18 02:39:44

解答

选B
be able to 强调能力上的不足,
从句意来看,需要否定形式