问题
选择题
A moment, please. I'm checking if Mrs. Brown _________ free tomorrow.
A．is
B．being
C．to be
D．will be
答案
答案：D
根据时间状语tomorrow.可知答案为将来时，故选D
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A moment, please. I'm checking if Mrs. Brown _________ free tomorrow.
A．is
B．being
C．to be
D．will be
答案：D
根据时间状语tomorrow.可知答案为将来时，故选D