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A． A chimpanzee can learn to use sign language to make sentences. Other animals can invent tools. Knowledge and communication are no longer signs of only human behavior. The line dividing human culture from animal culture is not as clear as we might think.
did you didn’t we used we didn't used we
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A chimpanzee can learn to use sign language to make sentences. Other animals can invent tools. Knowledge and communication are no longer signs of only human behavior. The line dividing human culture from animal culture is not as clear as we might think.
that we think that what we think what do we think what we think
that we think what we think what do we think that what we think
we think think we we do think do we think
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