为什么在过去时态中if后面加一般现在时I realized that it doesn't matter if you don't understand every word什么是客观情况?then i started to write my own original sentence using the grammar i was learning中文意思是什么
问题描述：
为什么在过去时态中if后面加一般现在时
I realized that it doesn't matter if you don't understand every word
什么是客观情况?then i started to write my own original sentence using the grammar i was learning中文意思是什么
答
客观情况就是客观存在的事实，不受个人的意志影响。
然后我开始用当时正在学习的语法知识写自己独创的句子。或者 然后我开始写独创的句子使用的是我当时正在学习的语法。
答
因为从句中为“客观的情况 / 真理”
再举一例：
The geography teacher told us that the earth turns aroung the sun.