PASSAGE TWOWhen the warm air was sucked back．由题干关键词“bacteria”和“ventilation syste

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问题 PASSAGE TWO

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答案 When the warm air was sucked back．

解析由题干关键词“bacteria”和“ventilation system”定位至第三段。该段首句指出，20世纪70年代人们发现空调带来的一种危害就是军团病。接下来解释了致病原理：从冷却塔压出的热空气又以某种方式被抽回了进气孔，这些热空气为从室外带进来的致病菌的快速繁殖提供了绝佳的温床，而在室外时，致病菌数量很少，不足以造成危害。可见，细菌是在热空气被抽吸回来时进入通风系统的，故答案为“When the warm air was sucked back．”。

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PASSAGE TWOWhen the warm air was sucked back．由题干关键词“bacteria”和“ventilation syste

PASSAGEFOUR[br]Whydoestheauthormentionthecoveroftheofficialprogram?

PASSAGETHREE[br]Wheredidthesiteoftheoldcoachinginnslocate?Severalsm

PASSAGETWOWhatistheauthor’sattitudetowardsvanishinglanguagesthroughout

PASSAGEONE[br]Whatdoweknowabouttheauthor’sfamilyasWitnessesaccordin

PASSAGEONE[br]What’stheauthor’spurposeofwritingthisarticle?Toshowhis

PASSAGETHREE[br]Whatmighthappentothebigwheelstylepatients?Doctorswil

PASSAGETWO[br]WhatdotheexamplesofAmericanCenturyInvestmentsandBain&

PASSAGEFOUR[br]Whatcanwelearnfromthepassageaboutthepreventionofall

PASSAGETWO[br]WhyisithardtogetcigarettesoutofHollywood?Becausedirec

PASSAGETWO[br]Whyarechildrenfromnonsmokinghomesmorelikelytopickupt

Here,theveryimportantconceptofthetoolmustenterintoourconsiderati

Wal-Mart[A]Wal-Martismorethanjusttheworld’sl

Shebeggedhim______(原谅她没有准时给他回信)．toforgiveherfornotansweringhisletterpu

Astheplanecircledovertheairport,everyonesensedthatsomethingwaswrong.

A.lnx+c B. C.

临时用电组织设计，应绘制临时用电工程图纸，主要包括用电工程（）、配电装置布置图

女性，21岁。被1万伏高压电击伤双上肢、双下肢16小时。查体：脉搏158次／分，

妊娠合并淋菌感染下列哪项是不恰当的A.对可疑感染者取分泌物培养可确诊 B.易发

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