I have to see the doctor because I ____ a lot lately.A. have been_英语解答

I have to see the doctor because I ____ a lot lately.
A. have been coughing
B. had coughed
C. coughed
D. cough
解释越详细越好!
请解释D为什么错误

人气：433 ℃　时间：2019-12-14 09:35:26

解答

A
我不得不去看医生了,因为我最近咳嗽得很厉害
咳嗽这个动作,一直持续并且对你造成影响了,所以要用现在完成进行时
D 错误是因为时态不对