The new ___ library has been set up.Do you know how big it is?A.student’sD.studentC.studentsB.students’

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The new ___ library has been set up.Do you know how big it is?
A.student’s
D.student
C.students
B.students’

B
表泛指,用students复数
复数名词的属各形式是在s后加一撇