单项选择题

A．To transport water to higher place.
B．To transport vegetables quickly.
C．To bring nutrients to the soil.
D．To adjust the soil temperatur
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单项选择题
A．The language laboratory.B．Travel.C．Studying in high school.D．Going to movies and watching TV.
A．The language laboratory.
B．Travel.
C．Studying in high school.
D．Going to movies and watching TV.
单项选择题
A．Broadcasting frightened sounds of the birds to scare them away.B．Making shooting sounds to scare the birds away.C．Hiring special workers to drive them away.D．Capturing them and then transporting them away.
A．Broadcasting frightened sounds of the birds to scare them away.
B．Making shooting sounds to scare the birds away.
C．Hiring special workers to drive them away.
D．Capturing them and then transporting them away.
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