I understand. 和 I do understand. 有什么区别.

I understand. 和 I do understand. 有什么区别. I do not understand! I do not understand I do not understand love do you understand what I said? Do you understand what i mean? I do not think you understand my you do not understand how i feel I do only oneself understand什么意思? I do not understand love AEttir In fact,I do not understand how 可以写 I do understand吗 Do you understand?回答-Yes,I quite understand.-Yes,I understand.哪个回答对? I understand 这是一个中国谚语,I hear I forget;I see I remember.I do I understand I hear and I forget.I see and I remember.I do and I understand. 女朋友说I understand.I just do not care. I understand,but,I don't know what to do?