In the past ten years there ___ great changes in our hometown.A.has beenB.areC.have beenD.were为什么不能选A.是不是后面是复数前面就要用复数形式?
问题描述:
In the past ten years there ___ great changes in our hometown.
A.has been
B.are
C.have been
D.were
为什么不能选A.是不是后面是复数前面就要用复数形式?
答
是的,changes为复数
there be 句型be动词单复数由后面的名词决定