Maria: Hi Lawrence, is there something wrong with the copy machine? Lawrence: Hi, Maria. I want to copy 20 pages of this document. But when I started the machine, (1) the button for 20, only 5 pages were copied. I (2) the machine and restarted the copier, but then nothing (3) at all. Maria: Let me have a look. Well, you’ve got a paper jam. Lawrence: Really? How do you know that? Maria: Look at this sign. See it’s continuously flashing? This sign (4) the paper tray. If it flashes, it (5) a paper jam. Lawrence: What should I do? Maria: Pull out the paper tray; see if the paper is properly (6) . If it isn’t, reposition the paper and (7) the tray in again. Like that. ( Maria pushes in the paper tray .) Maria: There. Now you can see that the light isn’t flashing (8) . Try it. Lawrence: Yes, it (9) ! Thank you, Maria. You’ve been a really big help. I need to get these (10) by 2:30, so thanks again. Maria: My pleasure.