Cover of the textbook English File Pre-Intermediate - Workbook

The key answer of exercise 1

The key to exercise solutions in chapter 7C - Could you pass the test? for the textbook English File Pre-Intermediate - Workbook with authors Christina Latham-Koenig, Clive Oxenden and Jerry Lambert from Oxford University Press

Question

  1. Look at the pictures. Complete the conversations with the correct form of have to.
  2. What do these signs mean? Write sentences with must or mustn't.
  3. Complete the sentences with mustn't or don't have to.
  4. Complete the second sentence so it has a similar meaning to the first sentence. Use the bold verb in the positive or negative form.

Answer

a)

  1. Do; have to; don't have to; have to
  2. Do; have to; have to; don't have to
  3. Do; have to; don't have to; have to
  4. Does; have to; doesn't have to; has to

b)

  1. You must
  2. You must
  3. You mustn't
  4. You mustn't
  5. You must
  6. You mustn't

c)

  1. don't have to
  2. mustn't
  3. mustn't
  4. don't have to
  5. mustn't
  6. must

d)

  1. don't have to
  2. have to
  3. must
  4. don't have to
  5. mustn't

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