i want to know that if i go with you ,you will buy two tickets.是不是从句连接词后可以跟另一个从句

问题描述:

i want to know that if i go with you ,you will buy two tickets.是不是从句连接词后可以跟另一个从句
比如……that when……

对哦 that引导 宾语从句 后面是状语从句