When do you use them?
What modals do you use to express prohibition?
mustn’t / Can't
Complete: You _________study harder if you want to pass your exam!
You HAD BETTER / SHOULD study harder if you want to pass your exam!
Complete: Karen ______ play the vilolin
can/ can’t/ is able to
Students ________wear uniforms at our school.
Don't have to
Can I borrow your book?
Yes, you _____ borrow it
Can
What modals do you use for obligation/necessity?
must and have to
Give advice for this situation: I need some ideas to celebrate the end of the semester.
You should throw a party.
You must get you a gift!
You ought to go in a fancy restaurant.
Marie ______ come to the party, but I'm not quite sure.
May / Might / Could
You _________ take phones into the exam room.
mustn't
Complete:
Teacher, ___ I go to the bathroom?
May/ can / could
What modality expression do you use for lack of obligation/necessity?
don't have to
Give advice for this situation: My computer doesn't work.
You should go to the computer technician.
You shouldn't try to fix it yourself.
You should try to reboot it.
Q: ____ you stay a bit longer?
A: No, I _________ , I really _________ leave my parents are waiting for me!
1. Can
2. Can't
3. Have to
You ________ pay to visit most museums and art galleries in NY. Entrance is usually free.
don’t have to
Complete:
_____ my friend join us for dinner?
Could / May / Can
What modal do you use for ability and possibility?
Can
Give advice in this situation: My dog is sick.
You'd better take it to the vet.
You shouldn't feed it too much!
You ought to change its food.
- "I don't want to go to the pool, I ______ swim!"
- " Don't worry, I'm sure there ______ be an instructor who _____ be available to teach you!"
1. can't
2. must
3. may/might/could
To prevent spreading virus you____wash your hands frequently.
must/have to
Complete:
___ I have a glass of water, please?
Can / May / Could
What modals do you use to express advice
Should / Ought to / Had better / Must
Give advice for this situation: I don't have any money for vacation.
You should save some money before traveling.
You'd better stay here!
You ought to borrow money from your parents.
- "Two years ago I ______ speak English, but I worked hard and today I ____ express myself fluently."
- "Great job! You _____ be proud of yourself! Personally I ____ speak any foreign languages"
1. couldn't
2. Can
3. must/should
4. can't
Tell me 3 things students are forbidden to do during an exam.
Students mustn't/ can't/ are not allowed to use their phones/ to cheat/to use the internet
Give an example of permission
You are allowed to go to the bathroom.
You may leave the room, the class is over.
You can use the internet for this exercise.