‘Do you know much about psychology?’ ‘I don’t, but you ...................ask Tom’s father, he’s a university professor.’
should
‘I have to do an assignment on Romeo and Juliet, but I haven’t read it yet.’ ‘Well, you................ to start now if you want to get a good mark.’
have
You ................be at least 18 to drive a car.
must/have to
‘I forgot we had a biology test today.’ ‘You ...............check the timetable next time.’
should
Like in my old school, attendance is important and we ..............be late – when we are, we ................. bring a note from home the next day.
1) mustn't 2) have to
‘She’s going to do business studies when she finishes school.’ ‘I don’t think she .................., she doesn’t like maths.’
should
I have just started a new school. The rules are a bit different from my old school. For example here we .................wear a uniform, which is great because I dislike them, but we ............... wear shorts or things like that.
1) don't have to wear 2) mustn't
Of course, we ............... use mobile phones to text each other or surf the web at school..
mustn't
‘His essays are copied off the Internet.’ ‘He................. do that. That’s called plagiarism.’
shouldn't