Modal verbs of deduction

My purse isn’t in my pocket. It…

• mustn’t be in my bag

• must in my bag

• must be in my bag

I can’t remember what Jason does at university. He could study geography or…

• he might study geology

• he may not study geology

• he must study geology

‘Is that Mr Tanaka?’

‘No, that ____ be him. Mr Tanaka wears glasses.’

• mustn’t

• can

• can’t

Maybe talking to Ian will help you solve the problem.

• Talking to lan can’t help

• Talking to lan might help

• Talking to lan must help

My passport ___ be in that drawer. I’ve already looked there three time.

• can’t

• mustn’t

• may not

I’m sure that’s not Jack’s car. His car’s red.

That ____ Jack’s car. His car’s red.

• must be

• can’t be

• should be

I’m sure that’s Ellen’s sister. They look so alike.

That _____ Ellen’s sister. They look so alike.

• must be

• should be

• can’t be

Maybe Philippa has the report.

Philippa ____ the report.

• may have

• might had

• couldn’t have

Maybe Darren doesn’t know about the meeting.

Darren _____ about the meeting.

• must know

• might not know

• may know

Maybe your keys are in your pocket.

Your keys ____ in your pocket.

• could be

• should be

• would be