Lets go into town.
No,lve got to do this homework .If l go into town , l wont finish it today .
So what
Well, if l dont finish it today , l wont give it to the teacher tomorrow.
I see - and if you dont give it to her shell be angry with you.
Thats right.
Well, lll be angry with you if you dont come into town with me.
Oh , no! Look -if l come with you, will you help me later with the homework
OK - its a deal!