Fill in the necessary modal verbs.
1) Freddy ... stay in bed last week, because he was I'll.
2) ... she swim well? — Oh, no. She ... swim very well.
3) Jack, you ... be polite with your teachers!
4) ... I close the door? — No, you ... . It's too hot here.
5) Children, you ... be late for lunch.

1) Freddy should stay in the bed last week, because he was ill.2) Can she swim well? - Oh, no. She can swim very well.3) Jack, you must be polite with your teachers!4)Can i close the door? -No you cant . Its too hot here/5) Children, you souldnt be late for lunch.