Right or wrong? Here are ten sentences. Five are incorrectly punctuated - can you spot the errors?

	Right	Wrong
1. Here; we have exercises about punctuation.
2. This sentence look's correct, but is it?
3. Some of these sentences have punctuation errors.
4. Others are correct; but do you know which ones?
5. If you dont know, go back and read ex.1 again.
6. This will help you to learn punctuation.
7. But if its any help, many English people punctuate poorly.
8. So, if you make many mistakes, you are not alone.
9. But proper punctuation is an important part of learning English
10. So keep practicing, and you'll quickly improve.

Let's go!