She isn't answering the phone I think she........be out.

He drives an expensive car. He......... have a good job.

Sara's very busy. She ........ be able to come tonight.

it ........be a giraffe walking past a window.

it ...... be an arabic letter

nobody opens the door, they .......out.

we use .......to say that something is true.

we use.....when something is posible but we´re not sure.

we use ..... when this is not true.

it .... be a dog.

she....... be 25.

they..... twins

My passport..... be there . I have already looked there three times.

it .... be tomato juice.

Helen.....be at secondary school. She's only eight.

Jack .....be on holiday. I haven't seen him for a week

They.......be rich - they've got three houses!

She ......be awake yet. It's only four o'clock in the morning.

This food...... be delicious.