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Fill in the blanks using : must,mustn’t,needn’t,should,shouldn’t,can,can’t,… +the infinitive without to or
the perfect infinitive: have + P.P
I suffer from a high
fever with a headache
and a dry cough.
You ……………..
(have) the flu.
You seem so relaxed.
You …… (have) a
wonderful vacation.
He refused to eat.
He ………………
(hear) some bad news
when he was in town.
The children are
playing in the garden.
We ……… (worry)
about them.
She didn’t perform very
well this trimester.
Oh! I left the cat inside.
John has been
working all afternoon.