问题
选择题
— Can you answer the door, Jim? I _____ the dishes.
— I'm coming, dad.[ ]
A. do
B. did
C. have done
D. am doing
答案
答案：D
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— Can you answer the door, Jim? I _____ the dishes.
— I'm coming, dad.[ ]
A. do
B. did
C. have done
D. am doing
答案：D