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题目内容
（大学英语二）
New ideas sometimes have to wait a long time ________ .(本题2.0分)
A、 before fully accepted
B、 before being fully accepted
C、 till are fully accepted
D、 until being fully accepted
A、 before fully accepted
B、 before being fully accepted
C、 till are fully accepted
D、 until being fully accepted
参考答案
