[ Grammar ]
Closed plane figures like the square or the equilateral triangle can be grouped into a class ………… polygons.
A. called
B. to call
C. is called
D. call as
Select your answer:

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Vocabulary › Viewlevel at which a person, group, or nation lives as measured by the extent to which it meets its needs
A. productivity
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Hey! _____ Martha? I _____ for her all morning.
A. Have you seen / ‘ve been looking
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