Castaway. Mustn’t - don’t have to

Children ___________ play with fire.
mustn’t
Click on the right raft to complete the sentence and rescue me, please!
1/12

You ________ speak to the driver
when the bus is moving. It's dangerous.
mustn’t
2/12

I like Sundays because I ____________ go to work.
don’t have to
3/12

It is forbidden. You __________ do that.
mustn’t
4/12

You _____________ arrive before 9 p.m.
but you should be here before midgnight.
don’t have to
5/12

When the traffic light is red,
you _________ go on.
mustn’t
6/12

You _____________ stay here, you can go home.
don’t have to
7/12

You ____________ ask my permission.
You can do what you want.
don’t have to
8/12

You _____________ drink alcohol,
you can have a soft drink.
don’t have to
9/12

Visitors __________ smoke.
mustn’t
10/12

It's optional. We ____________ to go
if you don't want to.
don’t have to
11/12