试题 试卷
题型：单选题 题类：常考题 难易度：普通
江苏省新草桥中学2019届高三上学期英语12月月考试卷
— Not until _______ a better understanding of them.
—Yes，and what a pity！It will be a long time ________ we see each other again.
— About two years.
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