The key answer of exercise 5
The key to exercise solutions in chapter 8.2 - The secrets of a successful education for the textbook Navigate Pre-Intermediate B1 - Workbook with authors Jane Hudson from Oxford University Press
Question
Choose the correct option to complete the sentences. In some sentences both answers may be possible.
Answer
- don't have to
- have to / must
- can
- can't, mustn't
- mustn't
- have to
- must, have to
- can't
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