[ Vocabulary ]
____________ is information collected during a scientific investigation.
A. investigation
B. science
C. observation
D. evidence
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Gerunds & Infinitives + Vocabulary › ViewMake sure to close your window when we drive past the factory because the air ………………
A. yells
B. stinks
C. scratches
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Monkeys _________ bananas.
A. likes
B. liking
C. like
Grammar › ViewWhat is the affirmative form of this sentence: Don’t turn off your phone.
A. Doesn’t turn off your phone.
B. Turn off your phone.
C. Off your phone.
D. Turn your phone.
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Something _________ happened or they would be here by now.
A. must
B. must be
C. must have
D. must have been