1.Can you help your father ____his car?2.I can help your father ____his car.1填wash,2填washes吗?

问题描述:

1.Can you help your father ____his car?2.I can help your father ____his car.1填wash,2填washes吗?
wash 为什么不加es

help是个使役动词,它的宾补可以是省略to的do,或to do,但不能是does;而washes是谓语动词的形式,故错误.