It is... that... 如果强调的是复数名词怎么办?

问题描述:

It is... that... 如果强调的是复数名词怎么办?
请问下,如果强调Dogs也用It is dogs that help people.; O& h: P5 W1 x. h|) y" L. t6 |
还是用They are dogs that help people.

It is... that... 是强调句的基本格式,没有复数 They are... that... 这样的形式,在 It is... 后面跟上的是原句中被强调的某一个部分.