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考研w88中文听力基本功训练2: Passage2

hetao 于2012-11-28发布 l 已有人浏览
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《考研w88中文听力基本功训练》针对考研听力全面训练,包括考生语音,语调,语速等,全面提高考生基本功。AIDS represents a different type of challenge to business firm

《考研w88中文听力基本功训练》针对考研听力全面训练,包括考生语音,语调,语速等,全面提高考生基本功。

AIDS represents a different type of challenge to business firms when dealing with consequences of this terrible diseas

AIDS is a fatal disease that breaks down the body's ability to defend itself against illness and infectio

AIDS is especially dangerous because a long time(typically five years) elapses between someone's first exposure to the AIDS viru

and actual development of the diseas

During this period,people may not show any symptoms of AID

and they probably don't even know they have i

but they are still carriers who can give the disease to other

This large pool of unknown carriers accounts for the rapid spread of the diseas

In 1982,only 1 013 cases of AIDS were reported;today the victims number over 200 000.

 

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