
Answer — Exercise 1
Modal verbs for obligation and permission·Focus 3 (2nd edition) - Workbook
Pregunta
Complete the sentences with the correct forms of must or have to.
Respuesta
- must
- have to
- have to
- must
- has to
- have to
- have to

Modal verbs for obligation and permission·Focus 3 (2nd edition) - Workbook
Pregunta
Complete the sentences with the correct forms of must or have to.
Respuesta