题目
The subject of these lectures _C/D___by the lecture committee.A) is announced B) have been anno
A) is announced B) have been announced C) are announced D) has been announced
A) is announced B) have been announced C) are announced D) has been announced
提问时间：2022-01-12
答案
D
The subject of these lectures 主要看前面的subject 为单数
The subject of these lectures 主要看前面的subject 为单数
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