题目内容
—When will the railway that connects the two cities open?
— next year. Only two thirds been built.
A. Until; has B. Until; have
C. Not until; has D. Not until; have
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题目内容
—When will the railway that connects the two cities open?
— next year. Only two thirds been built.
A. Until; has B. Until; have
C. Not until; has D. Not until; have