Question

麻烦帮我看下，我这个英语句子写的对不对，怎么写会更好，谢谢

When i finish the boring english lesson, a boy who is in my group wants to have a dicussion with me .

Answer 1

应该都用过去时吧。用词造句没什么问题。a boy who is in my group 可以简写为a boy in my group.简单的定语没必要用从句。

追问

i don`t want people who are unfamiliar to me to know my room number.
这句呢，如何？我在写日记，这些都是我想写的事。谢谢

追答

这句可以。

追问

当我快吃完饭的时候，她来吃饭了。这句怎么表达好呢？快吃完怎么表达？

追答

When i almost finished my dinner, she came to eat.

Answer 2

When I finished the boring English lesson, a boy in my group wanted to have a discussion with me.