单项选择题

There are many reasons underlying today's environmental problems EXCEPT ______.

A．accelerating decline in the quality of the environment
B．rapidly expanding human population
C．advancing technology
D．growing demands in the environment

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热门试题

单项选择题

The passage is mainly about ______.

A．the composition of environment
B．the impact of environment on human
C．the impact of human on environment
D．the causes of environmental problems

单项选择题

What type of writing is the written material

A．It is a story told by one of the flight crew of Apollo 11.
B．It is a news report filed by a correspondent on the spot.
C．It is a diary written by a member of the liftoff team.
D．It is a written statement presented to NASA.