题目内容
—Excuse me, Mum. When can we have dinner?
—Not until it ▲ in half an hour.
A. will be prepared B. is prepared
C. has prepared D. was prepared
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题目内容
—Excuse me, Mum. When can we have dinner?
—Not until it ▲ in half an hour.
A. will be prepared B. is prepared
C. has prepared D. was prepared