赞题库-背景图
单项选择题

A．To transport water to high places.
B．To provide air conditioning.
C．To fertilize the soil.
D．To adjust the soil temperature.
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热门试题

单项选择题A．Because they always win in the Olympic Games.B．Because they base their education on sports.C．Because they have many sports stars.D．Because they learn and play sports a lot.

A．Because they always win in the Olympic Games.
B．Because they base their education on sports.
C．Because they have many sports stars.
D．Because they learn and play sports a lot.

单项选择题A．To get a little exercise.B．To take in some fresh air.C．Hoping to get something to eat.D．To visit the rich owner.

A．To get a little exercise.
B．To take in some fresh air.
C．Hoping to get something to eat.
D．To visit the rich owner.