This is the best hotel in the city____I know.这个定语从句为什么不能填which呢?只能填that么?

问题描述:

This is the best hotel in the city____I know.这个定语从句为什么不能填which呢?只能填that么?

因为best 最好的,是*,只能用that

定语从句,主句先行词前被*、序数词或all修饰的时候,引导词只能用that,不能用which.
如:This is all that I know