[ Modal Probability ]
Which sentence correctly uses a modal to express a present impossibility?
A. She must be at the office.
B. He might be at home.
C. They can’t be here already.
D. You should call him.

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Grammar › ViewHe could not stop reading the novel because it was ___________.
A. active
B. boring
C. attractive
D. interesting
Modal Verb › View
Sorry, he’s otherwise engaged right now. ____ you like to leave a message
A. can
B. would
C. may
D. can