问题
选择题
— Goodbye, John. Come back again sometime.
— Sure. ______. [ ]
A. I did
B. I do
C. I shall
D. I will
答案
答案：D
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— Goodbye, John. Come back again sometime.
— Sure. ______. [ ]
A. I did
B. I do
C. I shall
D. I will
答案：D