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we can put noise under control if we take effective measures sometimes we have to shout loudly so that others can hear us shouting is the chief cause of noise pollution nowadays it is important to warn people of the danger of noise pollution
the book language of behavior we learn the patterns of behavior we learn traditional ideas peoples good habits
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.
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.
the book language of behavior we learn the patterns of behavior we learn traditional ideas people’s good habits
the book language of behavior we learn the patterns of behavior we learn traditional ideas people’s good habits
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.
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