I do not how to help him.的同义句

问题描述:

I do not how to help him.的同义句
I do not how to help him.同义句
I do not ( )I ( )help him.
【每个()一词】
do not是有缩写符号连接的 偶书上这样写的!

你原题应该是 I do not know how to help him吧..要不这话语法有问题
I do not ( how )I ( can )help him