单项选择题

Passage One Questions 26 to 28 are based on the passage you have just heard.

A．They made them by knives.
B．They found adequate stones.
C．They used bones of animals.
D．They made tools by hitting stone against stone.
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单项选择题
A．Pollution of coastal areas.B．Rise in sea levels.C．Exhaustion of sea resources.D．Earthquakes and volcanoes.
A．Pollution of coastal areas.
B．Rise in sea levels.
C．Exhaustion of sea resources.
D．Earthquakes and volcanoes.
单项选择题
A．Different kinds of bamboo.B．A tale related to bamboo.C．The use of bamboo in Asian countries.D．Bamboo artifacts in Japanese culture.
A．Different kinds of bamboo.
B．A tale related to bamboo.
C．The use of bamboo in Asian countries.
D．Bamboo artifacts in Japanese culture.
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