填空题

The word "tributaries" (Line 3, Para. 1) probably means branch rivers of Amazon.

【参考答案】

YES

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问答题

终身学习的含义。2. 现代社会需要终身学习。3. 我对终身学习的态度。

单项选择题

What kind of people had the advantages among ancient ancestors

A．Those who could weave with threads.
B．Those who possessed the highest level of language.
C．Those who were creative in tool-making.
D．Those who could play magic.

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