问题
选择题
My idea is _____ we should go to help him out at once.
A．what
B．when
C．which
D．that
答案
答案：D
考查表语从句。从句不缺少句子成分，故用that做引导词，只起连接作用，故选D。
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My idea is _____ we should go to help him out at once.
A．what
B．when
C．which
D．that
答案：D
考查表语从句。从句不缺少句子成分，故用that做引导词，只起连接作用，故选D。
