单项选择题

Passage Two
Questions 30 to 32 are based on the passage you have just heard.

A．To transport water to higher place.
B．To transport vegetables quickly.
C．To bring nutrients to the soil.
D．To adjust tile soil temperature.
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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．Begging food from the tourists.B．Attacking the tourists.C．Dropping wastes on the tourists.D．Making loud noise to disturb the tourists.
A．Begging food from the tourists.
B．Attacking the tourists.
C．Dropping wastes on the tourists.
D．Making loud noise to disturb the tourists.
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