The key answer of exercise 4
The key to exercise solutions in chapter 6 - Grammar - Modal verbs for obligation and permission for the textbook Into Focus B1 with authors Sue Kay, Vaughan Jones, Silvia Minardi e Daniel Brayshaw from Pearson Longman
Question
Complete the GRAMMAR FOCUS with the correct affirmative or negative modal in green in the texts in Exercise 3.
Answer
- needs to
- doesn't have to
- can
- mustn't
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