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I don't know why the traffic is so slow. There ___ (be) an accident.
There might/ may have been an accident.
Oops!
Okay!
Well, she ____ (look) too hard for her keys. They're on the table.
She can't have looked too had for her keys.
Oops!
Okay!
She ___ (misunderstand) my directions. Why else is she late?
She might have misunderstood my directions.
Oops!
Okay!
I can't find Mary anywhere. She ____ (go) home.
She might / may have gone home.
Oops!
Okay!
Mary ___ (go) to school. I was there the whole time and I didn't see her.
Mary can't have gone to school.
Oops!
Okay!
A: What was that noise? B: I don't know. It ___ (be) a cat or something.
It must have been a cat.
Oops!
Okay!
Susan looked very happy. Her boyfriend ___ (propose)
Her boy friend must have proposed
Oops!
Okay!
Tom is late today. He ___ (oversleep)
He might/may overslept.
Oops!
Okay!
You drove from Recife to Curitiba. That ____ (take) a long time.
That must have taken a long time.
Oops!
Okay!
That loud sound ___ (scare) all the animals.
That loud noise must have scared all the animals.
Oops!
Okay!
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