Answer to Dictation 1
The likely time in history when human beings first began to speak.
Go to Dictation 2
Answer to Dictation 2
He suggested that basic language was formed around 1.6 million years ago.
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Answer to Dictation 3
The first human language developed either in eastern or southern Africa.
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Answer to Dictation 4
He said the ability to speak helped evolution.
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Answer to Dictation 5
This made much of subsequent human physical and cultural evolution possible.
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Answer to Dictation 6
He explains how human speech developed so long ago in his new book.
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Answer to Dictation 7
He says our brain quickly increased in size just over 1.5 million years ago.
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Answer to Dictation 8
Another important change was the development of our vocal tract.
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Answer to Dictation 9
The expert said speech allowed humans to spread around the world.
Go to Dictation 10
Answer to Dictation 10
They could think of and plan future actions and they could pass on knowledge.
See the human speech lesson for the whole text.
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