英语主语从句问题It hasn't been decided whether he'll come or not.想问可以把whether换成when吗!为什么?
问题描述:
英语主语从句问题
It hasn't been decided whether he'll come or not.想问可以把whether换成when吗!为什么?
答
不可以,whether means是否,构成宾语从句的
when means what time,构成时间状语从句的