[ Gerund and Infinitive ]
Scientists regard the common cold as ………………… by a family of over 200 viruses.
A. being caused
B. to be caused
Select your answer:
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Other quiz:
Grammar › ViewIs he at work right now?
A. Yes, he is not
B. Yes, he’s
C. No, he’s not
D. No, he’s
Grammar › View
I usually sit ________ my father and mother while watching television.
A. off
B. around
C. in front
D. between
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