[ Vocabulary ]
Scientists think that wild animals must ____________ in their natural habitats.
A. keep
B. to keep
C. be keeping
D. be kept
Select your answer:
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Adjective and Adverb › ViewThe plane flew dangerously close to the church steeple.
A. adjective
B. adverb
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Choose the correct answer.
Did you cook this dish? It is ……………delicious.
A. absolutely
B. beautifully
C. fully
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