[ Vocabulary ]
An idea or principle that explains something.
A. concept
B. factor
C. benefit
D. impact
Select your answer:

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Grammar & Vocabulary › ViewThe exciting news made the whole team _______________ in celebration.
A. cheer
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Question Tags › View
He is a very fast runner,
A. Is he?
B. Isn’t it?
C. Is it?
D. Isn’t he?
