1. My little sister ...ride a bike
ought to
can
may
2. ...I help you with this work?
Ought to
Should
May
3. My mother ...work on Sundays
has to
should
can
4. You ...be late for school
ought to
shouldn't
can
5. Sorry, I ...play basketwall well
may not
shouldn't
can't
6. Mr. Green, ... we go home after this lesson?
Should
has to
May
7. I ...wake up at 6 o'clock every day
have to
can
may
8.You ...always listen to the teacher
ought to
may
should
9. We ...wear a unifrom at school
has to
don't have to
have to
10. You ...eat so many sweets
can
shouldn't
have to