问题描述：
This school is quite different from_____ before A.what it was.B.that it was ...
This school is quite different from_____ before
A.what it was.B.that it was
为什么?讲的通俗点,为什么不选B?that不能指代school吗?
This school is quite different from_____ before
A.what it was.B.that it was
为什么?讲的通俗点,为什么不选B?that不能指代school吗?
问题解答：
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