单项选择题

What can we infer from the passage

A．Nature has changed our environment.
B．We have wasted resources and polluted our environment.
C．Our resources are nearly used up.
D．We have cooperated with nature well.

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单项选择题

The Earth is in trouble because of all the following EXCEPT ______.

A．dirty roadside
B．sick plants and animals
C．unhealthy water
D．poisonous air

单项选择题

What was Emma interested in as a child

A．Sports and games.
B．Writing great poetry.
C．Helping the refugees.
D．Going to New York City.