There used to be near the river.
A. two shoe factory
B. two shoe factories
C. two shoes factory
D. two shoes factories
网友回答
A. two shoe factory
(答案→)B. two shoe factories
C. two shoes factory
D. two shoes factories
解析：在英文中，名词作为修饰语时，不用复数，也就是shoe不用复数，但factory要使用复数factories，故本题选B，意思为两家鞋厂。