[ Subject Verb Agreement ]
One group of researchers ___ studying about the source of Covid-19.
A. is
B. are
Select your answer:
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Other quiz:
Mixed General Quiz › ViewIt is unwise to ___ or feel happy about the misfortune of others because the same could come to you.
a. gloat
b. groat
Adverbs › View
You won’t pass _________ you work hard.
A. so
B. whether
C. unless
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