---Do you know ?
---Sorry, but if he back, I you know as soon as possible.
A. when will he be back, es, will let
B. when he will be back, will e, will let
C. what time will he be back, will e, let
D. what time he will be back, es, will let
网友回答
A. when will he be back, es, will let
(答案→)B. when he will be back, will e, will let
C. what time will he be back, will e, let
D. what time he will be back, es, will let
解析：可联系答.案.网客服索取。