这个句子有没有问题?我在线等!

问题描述:

这个句子有没有问题?我在线等!
It talks about your trip from Shangnan to Beijing.
I think it's tiring but very interesting,isn't it?
再看看这个句子。
Have you ever read it?If so,who is your favourite person in that book?
还有这个

第一个 it refers to