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Nobody knows exactly why he died. But we think it ... been an accident.
should have
can have
might have
Oops!
Okay!
I ... revised more for the exam. I was lazy, and now I'll fail!
might have
should have
could have
Oops!
Okay!
You ... paid more attention. Now we are lost.
ought to have
must have
can't have
Oops!
Okay!
We really enjoyed the movie. You _______ come with us.
should have
can't have
might have
must have
Oops!
Okay!
We _______ bought enough beer for the party.
must not have
ought not have
may not have
shouldn't have
Oops!
Okay!
Sarah looked very happy. She ... passed her driving test
should have
can't have
must have
Oops!
Okay!
'I can't find my keys.' 'Have you checked in your car. You _______ left them there.'
should have
can have
can't have
might have
Oops!
Okay!
My car isn't there any more! It _______ stolen while I was shopping.
couldn't have been
mustn't have been
should have been
might have been
Oops!
Okay!
I can't believe Jim hasn't arrived yet. He ... taken the correct train.
mustn't have
shouldn't have
can't have
Oops!
Okay!
I didn't know you were going to Phil's party yesterday. You ... told me!
can't have
must have
should have
Oops!
Okay!
He _______ killed him, but we need more evidence.
should have
can have
must have
might have
Oops!
Okay!
I'm sorry but Mr. Banks isn't here. He _______ left.
should have
must have
can't have
might have
Oops!
Okay!
You _______ broken up with her; she was perfect for you.
might have
mustn't have
shouldn't have
couldn't have
Oops!
Okay!
He studied nothing and passed the exam, so he ________ cheated.
can have
might have
must have
ought to have
Oops!
Okay!
The window was broken, so the thieves ... got in through that window.
must have
may have
should have
Oops!
Okay!
I can't believe Jim hasn't arrived yet. He ... taken the wrong train.
must have
can have
should have
Oops!
Okay!
Alex _______ studied very hard, because she got top marks in all the exams.
might have
must have
should have
can't have
Oops!
Okay!
You ... been ill yesterday. Jessie saw you at the bowling alley.
couldn't have
mustn't have
may not have
Oops!
Okay!
They _______ bought a new house. They are both unemployed.
can't have
might not have
mustn't have
could have
Oops!
Okay!
I don't know where they went but they ... gone to Paris or Marseille.
must have
can have
could have
Oops!
Okay!
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