1.Alan: Excuse me ......... but what are you doing?

2.User: I should have thought it was pretty ......... .

3.Alan: Well, I only asked — there's no need to bite my ......... off!

4.User: Sorry I didn't mean to be rude but I'm trying to .........

5.Alan: I see and what is the ......... you are working on?

6.User: I'm working on those ......... English tests, which I find very interesting.

7.Alan: Oh, yes I've heard of them. Do they ......... you with your English?

8.User: Yes, they would do if you didn't ......... in asking questions.

9.Alan: If that's how you feel, I'll leave you ......... .

10.User: What an excellent idea! Leave me in ......... and go and write another test