Cover of the textbook Speakout Intermediate - Workbook

The key answer of exercise 3

The key to exercise solutions in chapter 4.1 for the textbook Speakout Intermediate - Workbook with authors Antonia Clare, J. J. Wilson and Stephanie Dimond-Bayir from Pearson Education

Question

Correct one mistake in each sentence.

Answer

  1. You must tell him as soon as possible.
  2. I've finished this exercise. What should I do now?
  3. The clients don't have to come to the office. We can meet them at the restaurant.
  4. I shouldn't tell you this, but the boss is leaving on Monday.
  5. Do we have to wear a uniform?
  6. Everybody must leave the building by 6p.m.
  7. She has to be at work by 7.30a.m.
  8. I think you should check what time the film starts.
  9. You mustn't use a mobile phone in the classroom.
  10. We have to wait until the IT man comes to fix the system.