Modal Verbs

'Look. Simon's given me a present. What do you think it is?''It ___________ be perfume, I suppose. It's about the right size.'

'Where's Kim?'I'm not sure. Try her office - she ___________ be in there.'

'I haven't seen Jeff today. Is he off sick?' 'He __________ be - I saw his car in the car park.'

You ____________ be hungry again - you've only just eaten!

'What kind of bird is that?' 'I'm not sure. It __________ be an eagle but I can't see it very well.'

You ___________ be hungry - you haven't eaten since this morning.

Look at that guy over there. He's only got a T-shirt on and it's 5 degrees. He _________ be freezing!

'Is that Suzie's jacket?' 'No, it ___________ be - it's too big.'

'Look! What's that light in the sky? It's not a star - it's moving.' 'It ____________ be a plane, silly! What else could it be?'

'Whose bag is this?' 'It __________ be Mike's. It's on his desk.'