[ Grammar ]
Many birds always _____ south every winter.
A. fly
B. flew
C. are flying
D. will fly
Select your answer:

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Grammar › ViewBy the time I return to my country, I_______ away from home for more than three years.
A. will be
B. will have been
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Grammar › View
Which is the adverb in the sentence?
She knew the answer and raised her hand quietly.
_____
A. knew
B. quietly
C. raised
D. hand
