1—finish the following dialogue:-
- Salem and Omar are talking outside a classroom in their school
Salem : Who is our science teacher talking to in the classroom?
Omar : She is talking to the scientist who is giving us a talk next week.
Salem : Oh, yes, I forgot.
Omar : '…(1)…………………………………………. It's essential
Salem : (3). Then What happened after that?
Omar : Yes, you're right, it is very important. ( 2)……………………………… ?
Salem :(4)…………………… I think he's going to talk about useful robots.
Omar : That’s a very interesting topic. (4) What do you think he will bring with him ?
Salem : Maybe he’ll bring a robot with him!