[ Grammar ]
In the vessels of the vascular system of the giraffe _____ of valves that ensures a needed supply of blood to the head.
A. are series
B. is seroius
C. is a series
D. a series is
Select your answer:
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Other quiz:
Grammar › ViewWe need another ladder. This one isn’t long enough. I can’t reach the top shelf.
A. This ladder is too long to reach the top shelf.
B. This ladder isn’t long enough to reach the top shelf.
Correlative Conjunction › View
You will have to start at a new job someday, _______ you’re ready _______ not.
A. either … or
B. whether … or
C. both … ana
D. neither … nor
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