问题描述：
How many ______in your school
A.men teachers
B.man teacher
C.man teachers
D.men teacher
到底是两者都需要复数形式还是只要一个就够了？
A.men teachers
B.man teacher
C.man teachers
D.men teacher
到底是两者都需要复数形式还是只要一个就够了？
问题解答：
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