they are closest friends is not clear though they live together. A. ThatB. IfC. WhatD. Wh

发布时间：2020-08-16 07:55:02

     they are closest friends is not clear though they live together.
A. That
B. If
C. What
D. Whether

网友回答

A. That
B. If
C. What
(答案→)D. Whether
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