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