I have to see the doctor because I ______a lot lately.

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I have to see the doctor because I ______ a lot lately.

A. have been coughing

B. had coughed

C. coughed

D. cough

参考答案:

A考查动词时态。由时间状语lately可知此处表示现阶段一直在进行的动作或存在的状态,且强调其持续性,用现在完成进行时,选A。