[ Modal Verbs and Conditionals ]
An act of giving consent or authorization. It uses modals can, could and may.
A. Prohibition
B. No obligation
C. Obligation
D. Permission

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Conjunction › ViewSiti says we should eat enough … be healthy.
A. to
B. in order to
C. so that
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Grammar › View
There are two people _______ the elephants.
A. behind
B. in front of
C. between
D. next to