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.
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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.
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.
单项选择题
A．She wants some help making it.B．She doesn’t want to be forced to help the man.C．She wants some more coffee.D．She’ d like to try another kind of coffee.
A．She wants some help making it.
B．She doesn’t want to be forced to help the man.
C．She wants some more coffee.
D．She’ d like to try another kind of coffee.
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