单项选择题

A．The relationship between man and his environment.
B．The relationship between living things and their environment.
C．The relationship between man and living things.
D．The relationship between man’s brain and other living things.
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单项选择题
A．Pick out all the glass and metal.B．Get rid of dust.C．Burn waste paper.D．Screen earth and sand.
A．Pick out all the glass and metal.
B．Get rid of dust.
C．Burn waste paper.
D．Screen earth and sand.
单项选择题
A．He make it himself.B．He had a carpenter make it.C．He bought it a long time ago.D．He had an old one re-made.
A．He make it himself.
B．He had a carpenter make it.
C．He bought it a long time ago.
D．He had an old one re-made.
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