a.T

b.F

c.T

d.T

e.F

b-Setting

c-Relationship between the interlocutors

d-Purpose

Green: Opening

Blue: Body

Orange: Closure

Beginning: 1,2

Body: 3-14

Closure: 15-18

3-Clerk:All right, you will need a library...

4-Teenager: And how can I get one?

5-Clerk: You will need two photos, one color and...

6-Teenager: Oh, what kind of document can be used as proof of address?

7-Clerk: It can be an electricity or a phone bill...

8-Teenager: Sorry. I didn´t hear the last part

9-Clerk: No problem. I was saying...

10-Teenager: Ok, and how much do library...

11-Clerk: Well, most people pay...

12-Teenager: All right. What are the office...

13-Clerk: From Monday to Friday, from...

14-Teenager: Will it take long?

15-Clerk: Only the time it takes to type...

16-Teenager: No, thanks. I´ll combe back...

17-Clerk: All right. If you plan to come...

18-Teenager: Right. Thanks!

kind, polite

Column1-Formal

Column2-Informal

Face to face

At long distance

Face to face

At long distance