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Practice · B1 Intermediate

5 ways into
Must/have to (Modals).

Fill blanks, build sentences, sort words, hunt mistakes — submit and get detailed feedback on every answer.

5 exercises3 formatsFeedback after submissionUnlimited retries

5 exercises

  1. Fill in the blankUp next

    Exercise 1 of 5 · 13 blanks

    Travel Planning - Must/Have To

    Choose the form that matches the subject, time, and situation. Remember that mustn't means something is prohibited, while don't have to means it is not necessary.

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  2. Fill in the blank

    Exercise 2 · 13 blanks

    Work Requirements - Must/Have To

    Choose the form that matches the subject, time, sentence structure, and explicitly stated viewpoint. Remember that the must/have to meaning contrast is a tendency, while their negative forms have clearly different meanings.

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  3. Build the sentence

    Exercise 3 · 10 sentences

    Build Obligation Source and Time

    Tap the words in the correct order to build each sentence. Contrast speaker-driven must with external have to, and use the correct agreement or past form. One word does not belong.

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  4. Build the sentence

    Exercise 4 · 10 sentences

    Build Questions, Prohibition, and Register

    Tap the words in the correct order to build each question or sentence. Practise have to questions, informal have got to, prohibition, no necessity, and register alternatives. One or two words do not belong.

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  5. Find the mistake

    Exercise 5 · 10 corrections

    Obligation - Find and Fix

    One word in each sentence is wrong. Tap it, then choose the correction.

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About this practice

Put Must/have to (Modals) into practice with 5 interactive fill-in-the-blank, sentence-building, and error-correction exercises at B1 (Intermediate) level. Submit each exercise to get detailed feedback, see the correct answer in context, and build confidence in real sentences. Retry any exercise as many times as you like. Want the rules first? Back to the lesson.

  • Fill-in-the-blank questions with multiple-choice answers
  • Sentence-building questions: tap the words into the correct order
  • Error-correction questions: spot the wrong word, then choose the fix
  • Feedback after submission