关于that 做什么成分的问题

问题描述:

关于that 做什么成分的问题
Having experienced one failure after another,we realize that there is no short cut in doing anything and that if we want to succeed we should work hard.这个句子中的两个that 分别做什么成分,为什么前一个能省略,后一个不能?

Having experienced one failure after another,现在分词短语,做时间状语we 主语realize 谓语that there is no short cut in doing anything 宾语从句and that if we want to succeed we should work hard.另一个并...讲的非常清楚 我还想问一下可否前一个that不省略后一个that 省略?可以省略引导并列的宾语从句连词的第一个that,后面并列的宾语从句的连词that不能省略。宾语从句的连词that 在宾语从句中不做任何成分。