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20 questions
I... find a bus stop, so I took a taxi.
need to
can't
couldn't
might
The driver... see the road in the fog.
can't
doesn't have to
don't have to
shouldn't
Parents... leave small children alone.
can
mustn't
must
can't
Kate .... get Sam a present because it's not a birthday party.
don't have to
doesn't have to
has to
mustn't
You were very rude. You ... say sorry.
can
should
don't have to
may
I don't want to be late! I ...... leave right now.
have to
could
may
might
You... throw rubbish on the ground.
can't
mustn't
should
may not
I'm tired right now, but I... go out with my friends later.
can't
mustn't
don't have to
may
Simon's very clever. He .... know the answer to this question.
have to
can
might
mustn't
.... I have some cake, please?
Should
Must
May
Might
It's freezing in here. The heating ... be working properly.
must
can't
shouldn't
might
We didn't have much money when I was growing up. We... be careful how much we spent.
have to
had to
must
should
My advice is that you .... call her!
must
have to
need to
should
To express ability to do something, permission and to make requests, we use...
We use ... to talk about rules and obligation.
The museum is free. You... pay to get in.
have to
don't have to
can't
may not
... I use your laptop?
You .... smoke inside the school.
can't
mustn't
shouldn't
don't need to
Modal verbs are always followed by a verb in ...
gerund (-ing)
present simple
to + infinitive
infinitive
The negative form of the modal verb ' have to' is..
haven't to/ hasn't to
don't have to/ doesn't have to
haven't got to/ hasn't got to
It has no negative form
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