应该是go和goes的区别。
从时态上来看:
goes只能用于一般现在时态。go可以用在一般现在时和将来时态。
例句:
She goes to school by bike.
I will go to the museum on Sunday.
从人称上来看:
goes只能和第三人称单数连用。go可以和第一人称单数、复数,第二人称单数、复数,第三人称复数连用。
例句:
He goes out drinking night after night.
We go there by bus.
They go home at 8:30.