You ___________ wear a uniform! It's the rule. (should / must / may)
You must wear a uniform! It's the rule.
Children _____ (must / may / should) not eat too much chocolate. It's bad for their health.
Children should not eat too much chocolate. It's bad for their health.
Pam and Tim said they were very busy. Maybe they won't come. Pam and Tim________ (mustn't / shouldn't / may not) come.
Pam and Tim may not come.
You_______ (should/ must/ can't) do your homework if you want better grades. That's what I would do.
You should do your homework if you want better grades. That's what I would do.
Alex doesn't know how to drive. He ________ (should/may not/can't) take us to the party.
Alex doesn't know how to drive. He can't take us to the party.
My sister has gone to a bilingual school since she was little. She _____ (shouldn't / can / may) speak both German and English perfectly.
She can speak both German and English perfectly.
You ________ (must not/shouldn't) ride your bike in the rain.
You shouldn't ride your bike in the rain.
You _________ (may not / mustn't) cheat on exams.
You mustn't cheat on exams.
It is possible that she has forgotten to call. She _____ (may/must/can) have forgotten to call.
It is possible that she has forgotten to call. She may have forgotten to call.
You ______ (can't/ may not/ mustn't) drive without a license
You mustn't drive without a license.
Which modal represents obligation? may / can / should / must
must
Which modal represents ability? may / can / should / must
can
Which modal is used to give advice? may / can / should / must
should
Which modal represents possibility? may / can / should / must
may
Students ______(can/must/may) take exams twice a year. It's a requirement.
Students must take exams twice a year. It's a requirement.
Melisa broke her leg yesterday. She_____ (should/can't/may not) play soccer today.
Melisa broke her leg yesterday. She can't play soccer today.
