Page 77 - Dersler Cepte - English 12

Exercises - Modal Verbs

must may be not able to cannot be to

11. The fee for the flat is far more than I anticipated, and I _______________purchase it.

12. You should make an effort to maintain a nutritious diet; if you don’t, you _______________ have serious health
complications.

13. To participate in this official celebration, you _______________dress formally.

14. A skilled surgeon _______________possess an eagle’s vision, a lion’s heart, and a lady’s hand.

15. You _______________have it both ways: either you work harder and longer and get paid more, or you have
more free time and get paid less.

C) Choose the correct option in the following table.
Doctors...

1. ---- harm if they can’t help. must – mustn’t – needn’t – have to

2. ---- be responsible for the care and safety of patients. must – mustn’t – needn’t – have to

3. ---- be polite to patients. must – mustn’t – needn’t – have to

4. ---- diagnose and treat the patient. must – mustn’t – needn’t – have to

5. ---- inform their parents about their illnesses. must – mustn’t – needn’t – have to

6. ---- have a duty to respect their patients’ confidentiality. must – mustn’t – needn’t – have to

7. ---- work at the weekends or nights at times. must – mustn’t – needn’t – have to

8. ----doctors mustn’t lose sight of core professional values. must – mustn’t – needn’t – have to

9. ---- discriminate between patients. must – mustn’t – needn’t – have to

10. ---- choose surgery in the first place; medication may help. must – mustn’t – needn’t – have to

D) Fill in the blanks with a suitable past form of modals.

used to should have needn’t have had to might have

1. People often _______________use candles to illuminate homes before the invention of electric light bulbs.

2. We _______________wait for a very long time since there was a huge queue in front of the theatre.

3. They _______________paid the electricity bill, and they are in dark now.

4. I don’t know where the boss went for a holiday, but he _______________gone to Rome or Malaga.

5. The teacher has finally found the lost test papers; therefore, she _______________retested her students yesterday.

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