Explicación sobre los modal verbs para apobar

1. Modal verbs
Need to
Should
Must

2. Need / should / must
• You should see a doctor
• You must see a doctor
ADVISE
Light
recommendation
Strong
recommendation

3. He _______ see a doctor
Need / should / must

4. She _______ see a dentist
Need / should / must

5. She _______ see a dentist
Need / should / must

6. She _______ see a dentist
Need / should / must

7. She _______ see a dentist
Need / should / must

9. Need / should / must
They _______ wear uniform

10. Need / should / must
He _______ copy his friend’s work

11. Need / should / must
They _______ be late at school

12. Need / should / must
He _______ play in class

13. Need / should / must
They _______ wear uniform

14. Need / should / must
She _______ throw papers to the bin

15. Need / should / must
They _______ use a mobile phone in class

16. Need / should / must
They _______ bring your flute to class

17. Need / should / must
She _______ sit properly

18. Need / should / must
She _______ drive faster than the
speed limit

19. Need / should / must
They _______ look carefully before
they cross the road

20. Need / should / must
You _______ review your spelling
when you finish your exam

21. Need / should / must
He _______ show his passport to the
policemen

27. Give me your advice
• I didn’t finish my homework
• Sorry I am late, I oveslept!
• I didn’t have breakfast, I didn’t have time
enough
• I always have diary products for dessert
• Because I eat lots of candy I need to go to the
dentist every month!
• I love coke over water!

29. Should / must
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