At that time,I used to go swimming every day except when there was a storm为为什么不说except 或者except that

问题描述:

At that time,I used to go swimming every day except when there was a storm为为什么不说except 或者except that

except when 是对应前面every day 说的.when there was a storm 整个由when引导的状语从句表达的是一个时间概念,跟every day 对应.except that 或except都不能引导时间状语从句.