[B1] must / mustn’t / needn’t - A little difficult? Book a trial lesson!

I have to talk to Gary. I ___ remember to call him.

I have to talk to Gary. I ___ forget to call him.

There's plenty of time for you to make up your mind. You ___ decide now.

We ___ wash these tomatoes. They've already been washed.

This is a valuable book. You ___ take good care of it and you ___ lose it.

‘What sort of house do you want to buy? Something big?’
‘Well, it ___ be big - that's not so important. But it ___ have a nice garden - that's essential.’

We haven't got much time. We ___ hurry.