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Must/might/could/can't have been
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You saw an old friend. She had lost a lot of weight.
varied answers
Oops!
Okay!
Why is Isabel late for class? (might / oversleep)
She might have overslept.
Oops!
Okay!
Rachel looks angry today.
varied answers
Oops!
Okay!
Why is Carl looking so happy? (may, do well on the test)
He may have done well on the test.
Oops!
Okay!
A woman answers the phone. She starts yelling. Why?
varied answers
Oops!
Okay!
Ryan handed in his exam. (can't / finish already)
He can't have finished already!
Oops!
Okay!
You had a job interview. They haven't called you.
varied answers
Oops!
Okay!
One of the students failed the exam.
varied answers
Oops!
Okay!
John didn't come to school last week. (Must / sick)
He must have been sick.
Oops!
Okay!
I can't find my notebook! (must, leave at home)
You must have left it at home.
Oops!
Okay!
You had a job interview. They haven't called you.
varied answers
Oops!
Okay!
Look at her diamond ring!
varied answers
Oops!
Okay!
I can't find my ticket. (must / drop)
You must have dropped it.
Oops!
Okay!
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