问题
选择题
Don't miss the meeting. The questions to be discussed at it _____ of great importance.
A．is
B．are
C．was
D．will
答案
答案：B
it指the meeting,主语是The questions.
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Don't miss the meeting. The questions to be discussed at it _____ of great importance.
A．is
B．are
C．was
D．will
答案：B
it指the meeting,主语是The questions.