英文语境回答

I think you English is pretty good. However, there is always room to improve. It applies to my English too.
我以为你的英语不错啦。但是也有改善的空间呀。我（的）英语也是这样。

For example: I would write your letter this way:

"My English is not very good. I have been triing to improve it. I hope that you can give me some suggestions and point out the errors. Don't laugh at my English, would you?"

你的朋友的英文有些问题，帮他修正。

Ok,I got it,so don't be shy and try to talk more,off course,practice oral English will take u some time,just be patient,I'm sure that u can make it better and better!

confidence is the first if u wanna learn english !
never let others say ur spoken english is poor..bcos u r actually pretty good!!

Sure, I'd like to help. But, really, your English is pretty good.

Your english is really good! I'm the with the bad english. lol.

Really?I don't think so.In my opinion you english is very good.so it is hard