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20 questions
they..... be speaking spanish
must
can
can not
She isn't answering the phone I think she........be out.
can not
must
might
He drives an expensive car. He......... have a good job.
might
must
can
Sara's very busy. She ........ be able to come tonight.
migt
must
can not
it ........be a giraffe walking past a window.
can not
might
must
it ...... be an arabic letter
is
can not
must
nobody opens the door, they .......out.
might
might be
can not
we use .......to say that something is true.
must
can
may
we use.....when something is posible but we´re not sure.
may, might , could
cold, might, may
must, might, may
we use ..... when this is not true.
can not
must not
may not
it .... be a dog.
can no
may
must
she....... be 25.
may
can not
can no
they..... twins
must
may
must be
My passport..... be there . I have already looked there three times.
must
may
can not
it .... be tomato juice.
could
can not
must
Helen.....be at secondary school. She's only eight.
must
can not
might
Jack .....be on holiday. I haven't seen him for a week
can
might
must
They.......be rich - they've got three houses!
can
might
must
She ......be awake yet. It's only four o'clock in the morning.
can not
might not
must
This food...... be delicious.
mus
can not
must
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