
Exercise 9
14 - What a load of rubbish!·Outcomes Pre-Intermediate - Student's Book
Question
Look at the extracts and decide if must / mustn’t can be replaces by have to / don’t have to.

14 - What a load of rubbish!·Outcomes Pre-Intermediate - Student's Book
Question
Look at the extracts and decide if must / mustn’t can be replaces by have to / don’t have to.