– You ought to see a doctor about that cough. -- I guess I should. I it off for days.A. p

问题补充：

– You ought to see a doctor about that cough.

-- I guess I should. I it off for days.

A. put

B. was putting

C. have been putting

D. am putting

答案：

A. put

B. was putting

(答案→)C. have been putting

D. am putting

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