--- Can I have a talk with you at about 5 this afternoon, Mr．Smith?
--- All right, I to my office from a conference then．I will be waiting for you there．
A. have e back
B. will e back
C. will have e back
D. will be ing back
网友回答
A. have e back
B. will e back
(答案→)C. will have e back
D. will be ing back
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