Look at the picture in ex1.help the shop assistant to make a list of things in alphabetical order read the list

don't greet. don't wash floor. don't help mum. don't answer phone calls. not вытерай a dust from books. don't do homework.

1. haven't played; was

2. visited; went

3. have, choosen; bought

4. have, seen; watched 

5. forgot, didn't said 

6. has broken; fell

7. did you sell; saw, have bought

8. finished, painted, put up

9. have lost; ran

х_х