My mother is sure of that he will come.这是什么从句啊

My mother is sure of that he will come.这是什么从句啊 My mother is sure of that he will come. The time is sure to came when my words come ture这是什么从句啊,求分析为 that he will come is certain是什么从句 怎么看出来 I an sure that he will come to________ after he is informed 英语语法：I'm not sure if he will come.是什么从句? I am not sure wether he will come back soon?whether引导的是什么从句? I am sure that he will help us.中的 that 引导的是什么从句. I'm sure that he will come back tomorrow中的that he will come改 he is my good friend.i am sure that he ___ ill of me that da 在线等i am sure they will come.是什么从句? I am sure that my dream will come t______