4VERB FORMS
I. Complete the sentences with must or mustn't.
1. You
help your mother with the
heavy box.
2. It's very cold. You
3. You
your parents are awaff
4. You
go out.
look after the house when
morning.
wash your face in the
5. You
it's raining.
6. You
7. You
8. It's dangerous, you
9. You
10. In the class, you
take
your
umbrella because
drink that milk, it's very hot.
make noise in the class.
touch that wire.
be rude to your teacher.
study hard.