问题
选择题
There are fifty _ in our school. They are all friendly to us.
A．woman teachers
B．women teacher
C．woman teacher
D．women teachers
答案
答案：D
题目分析：句意:在我们学校有50个女老师，他们对我们都很友好。woman teacher 是一个名词短语，意思是女老师。根据句意可知，这里应该用复数形式，这时两个单词都要用复数形式。故选D。