I ___ be careful.
must
I ____ read and write.
can
I ___ use the phone in class.
musn't
I ___ wash fruit before eating.
must
Spiderman ___ climb up the walls
can
I ___ ride a bike.
can
I ____ come home late.
musn't
I ___ dive into a pool.
can't
I ___ dance.
can
The little boy ____ play on the road.
musn't
I ___ be late for school.
musn't
I love to travel. I ____ travel all around the world.
can
I ___ speak the truth.
must
I ___ feed animals at the zoo.
musn't
When I was young I ___ eat anything I liked. I never got fat.
could
Sorry, I don't understand. I ___ speak Portuguese.
can't
I ___ pay a bill.
must
I'm right-handed. I ____write with my left hand.
can't
I have got a lot of money so I ____ travel.
can
I ___ talk in the library.
musn't
I ___ drink too much alcohol.
musn't
I ___ swim.
can
I ___ break the dishes.
musn't
I ___ take care of my family.
must
I'm sorry I ___ go out for lunch with you today. I'm busy.
can't