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MODALS OF SPECULATION
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I don't know why I am so tired these days. I __________ too hard. Or maybe I am not sleeping too well.
may be working
must work
can't be working
might not work
Oops!
Okay!
Did you see Tom last week? - No. He _____ sick.
mustn't be
must have been
must be
might be
Oops!
Okay!
That couple __________ much of this film. They're leaving already - after only 20 minutes!
can't think
couldn't think
must think
might think
Oops!
Okay!
Your mother __________ a great cook. You are always so keen to get back home to eat!
must be
may have been
might be
must have been
Oops!
Okay!
Do you know where Carl is? He __________ out - his car keys are on the table.
can't be
could be
might not be
must have gone
Oops!
Okay!
That's the second new car they have bought this year. They __________ very wealthy!
Might be
Could have been
Must be
Must have been
Oops!
Okay!
You seem to know everything about the theatre. You __________ every week.
can't go
can't have been
might go
must go
Oops!
Okay!
Oh, the phone is ringing. Answer it. It __________ Kate. She always rings at this time.
must be
could have been
can't be
might be
Oops!
Okay!
She ___ very well because her exam result were outstanding.
must be studying
might be studying
can't do
must have revised
Oops!
Okay!
My phone isn’t in my bag. I ____ it at school. That’s the only place it could be.
can't have forgotten
must have left
may forget
might have forgotten
Oops!
Okay!
Giving the promotion to Harold was silly. He __________ much about this company after only a year working here.
must haven't known
might know
can't know
can't have knew
Oops!
Okay!
Go and look in the kitchen for your gloves. I _____ them there.
must see
could put
may leave
might have left
Oops!
Okay!
He would never have said that to you. You ___ him properly.
can't have heard
might not hear
may listen to
mustn't have heard
Oops!
Okay!
Dan has been drinking that whiskey since early this afternoon. He __________ totally drunk by now.
must have been
can't have been
might have been
must be
Oops!
Okay!
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