Modals of deduction

This bill.... be right. I only ordered a salad.

• must

• can't

• could

• might

She isn't answering the phone. She might be .... to music

Look - He's listening to that man's heart. That man .... be a doctor

• can't

• might

• must

• might not

She .... be in the office - she flew to Beijing yesterday

• might

• can't

• must

• may

I'm sure you are right. You ... be right

• could

• can't

• might

• must

It's possible that they want to sell their flat. They.... sell it

• mustn't

• might

• can't

• must

He......be speaking Russian - it sounds more like Spanish to me

• can't

• might

• may

• must

it's 30 degrees! you....... be wearing that coat

• can

• could

• can't

• must

They usually have dinner around this time. They .... be eating dinner now

• must

• could

• can't

• may not

She was born in Dover. She ..... be English