题目内容
—Will there be more tall buildings in 50 years?—________.
A. No，there isn't B. No，they aren't
C. No，there won't D. No，they won't
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题目内容
—Will there be more tall buildings in 50 years?—________.
A. No，there isn't B. No，they aren't
C. No，there won't D. No，they won't