[ Modal Verbs and Vocabulary ]
She _______ be at the library, but I’m not sure.
A. must
B. can’t
C. may
D. mustn’t

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Grammar › ViewDr. Arnold’s presentation was ____ by a short introduction of who she was and what some of her career highlights had been.
A. receded
B. preceded
C. precluded
D. retreated
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There is a ___ of cows grazing in the field.
A. herd
B. flock
C. pride
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- Its
- It’s
Narrative Tenses & Conditionals › View
If you _____ choose any company, which company ______ you like to work for?
A. can / will
B. could / would
C. can/ would
D. could / will
