WPWord Play

Modals: must, should

LESSON
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REVIEW
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Fill-in and gap-fill practice tasks
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ANSWER KEY
Answer Key
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Modals: must, should

Grammar Reference

Form Example
muststrong internal obligationI must study tonight.
have toexternal rule/requirementYou must try this restaurant!
shouldadvice / recommendationI have to wear a helmet.
mustn'tFORBIDDENShe has to start at 9.
don't have toNOT REQUIREDYou mustn't park here.

Modals: must, should — Exercises

Choose must or should

  1. You _____ stop at the red light. (rule)
    (must / should / might) 
  2. You _____ drink more water. (advice)
    (should / must / could) 
  3. _____ I call her now? (asking advice)
    (Should / Must / Might) 
  4. You _____ smoke here — it's forbidden!
    (mustn't / shouldn't / can't) 
  5. We _____ leave early to avoid traffic.
    (should / must / could) 
  6. You _____ go to the doctor — you look very ill.
    (should / might / could) 
  7. After must/should, use _____.
    (base verb / to + verb / ing form) 
  8. He _____ try harder — he's failing all his subjects.
    (should / must / might) 

Complete with must/should/mustn't/shouldn't

  1. You wear a helmet — it's the law.
  2. You eat junk food — it's bad for your health.
  3. You park here — it's forbidden!
  4. I tell her the truth?

Modals: must, should — Answer Key

Choose must or should

  1. must
  2. should
  3. Should
  4. mustn't
  5. should
  6. should
  7. base verb
  8. should

Complete with must/should/mustn't/shouldn't

  1. must
  2. shouldn't
  3. mustn't
  4. Should