[ Grammar ]
Chimpanzees,——————— are intelligent animals, are sometimes playful and noisy.
A. what
B. who
C. which
D. that
Select your answer:

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Grammar › ViewWhat words in the sentence below are nouns?
The balloon flew high in the sky and popped.
A. balloon, sky
B. flew, popped
C. high, in
D. sky, and
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There are too many people on the motorcycle, ?
A. aren’t there
B. aren’t they
C. are there
D. are they