what ( ) are they?A shape B shapes
问题描述:
what ( ) are they?A shape B shapes
答
shape是不可数名词,如果是单一的形状的话就不用加S.直接可以说What shape are they.指他们是什么形状的?但是如果很很多图形,可以说What Shapes are they?他们有哪些形状.
这个要联系上下文看的.
希望对你有所帮助.