Modals of deduction quiz

Complete the sentences with the correct modals of deduction.

1 There's no reply. He__________ be out.

can
must
can't
mustn't

2 I've got no idea where she is. Try the library. She____________ be in there.

might
can't
must
will

3 Look at the way that guy's walking. He__________ be drunk!

should
can
might
must

4 'I've been working since 5 this morning.'

'You would be exhausted!'
'You can be exhausted!'
'You must be exhausted!'
'You might be exhausted!'

5 You __________ be hungry again. You've only just had dinner!

can't
mustn't
might
may not

6 They _____________ got there already. They only left ten minutes ago.

can't
must
must have
can't have

7 You ________________ left it in the office, I suppose.

could have
might have
must have
I and 2 are both possible

8 Police are convinced the paintings____________ taken out of the coutry already.

may have
must have
must have been
might have been

9 They _____________ got in through the window - it's on the 21st floor!

can have
must have
can't have
might have

10 Judging by the present evidence, we think he ________________ used a disguise.

might have
probably
might
1 and 2 are both possible

Quizzes - multiple choice / short answer

Modals of deduction in the present
Fifteen-question multiple-choice quiz on modals of deduction in the present.