题目内容
—Today Beijing Duck is served!A number of students ___________in the dining hall.
—Let me see. The number of them _________about 400.
A.are; is B.is; are C.are; are D.is; is
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题目内容
—Today Beijing Duck is served!A number of students ___________in the dining hall.
—Let me see. The number of them _________about 400.
A.are; is B.is; are C.are; are D.is; is