详细的理由:__________the teachers in their school______ about 200.a.the number of ,isb.a number of ,isc.the number of ,ared.a number of ,are

问题描述:

详细的理由:__________the teachers in their school______ about 200.
a.the number of ,is
b.a number of ,is
c.the number of ,are
d.a number of ,are

A
the number of.......的数量 ,谓语动词用单数。
a number of 许多

A
B后应该跟are
C后应该跟is
D不对。。语感。。说不清。。

A.The number of ...的数量.做主语谓语用单数哦