there tom found a map on the wall,_________?

问题描述:

there tom found a map on the wall,_________?

there tom found a map on the wall,_______?
a.wasn't there   b.didn't there   c.didn't he   d.wasn't he

这题选什么,麻烦解释清楚点,谢谢!


选c动词是实义动词,所以用did而不用was,这句的主语是Tom,所以用he而不用there.