Should and shouldn’t: review - have to

UNIT 4: Should and shouldn’t: review - have to
1. It is a rule, so everyone .................follow it.
A. have to B. has to C. should D. shouldn’t
2. We ..................obey traffic rules.
A. doesn’t have to B. shouldn’t C. has to D. have to
3. We ................wear uniform at school from Monday to Saturday.
A. have to B. haven’t to C. could D. shouldn’t
4. At school , the teachers and students .................. follow the rules.
A. has to B. have to C. needn’t D. shouldn’t
5. Nam is always tired . He.......... stay up late e very night.