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题目内容
（陇东学院-大学英语(专升本)）
21. (单选题) This is the university___.(本题1.0分)
A、 at which do we study
B、 we are studying
C、 we are studying at
D、 where we study at
A、 at which do we study
B、 we are studying
C、 we are studying at
D、 where we study at
参考答案