下列句式类型不同于其他三项的一项是（　　）

I fell and hurt my leg just not.—_______.

He_____andhurthimselfwhilehewentupstairs. [ ]

We will go to the Wushan Square thisafternoon, why not take a bus? —We ________ take a bus , it’s onlyone kilometer or more.

They don’t study in No 1 High School, ___ those boys.