
Answer — Exercise 1
3D - must, mustn't and needn't / don't have to·Solutions Pre-Intermediate - Workbook
Question
Choose the correct verbs to complete the dialogue.
Answer
- must
- have to
- mustn't
- don't have to
- have to
- must
- needn't
- mustn't

3D - must, mustn't and needn't / don't have to·Solutions Pre-Intermediate - Workbook
Question
Choose the correct verbs to complete the dialogue.
Answer