2018届高三英语总复习unit4earthquakes课时作业新人教版

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1、Unit4EarthquakesⅠ.阅读理解(2017·河北省冀州中学高三年级考试)TheHealthyHabitsSurvey(调查)showsthatonlyaboutonethirdofAmericanseniorshavecorrecthabits.Herearesomefindingsandexpertadvice.1．Howmanytimesdidyoubrushyourteethyesterday?Finding:Afull33%ofseniorsbrushtheirteethonlyonceaday.Step:Removethe300typesofbacteriainyourm

2、outheachmorningwithabatteryoperatedtoothbrush.Brushgentlyfor2minutes,atleasttwiceaday.2．Howmanytimesdidyouwashyourhandsorbatheyesterday?Finding:Seniors,onaverage,bathefewerthan3daysaweek.Andnearly30%washtheirhandsonly4timesaday—halfofthenumberdoctorsrecommend.Step:Wetouchourfacesaround3,000timesaday

3、—ofteninvitinggerms(病菌)toenterourmouth,nose,andeyes.Usetoiletpapertoavoidtouchingthedoorhandle.And,mostimportant,washyourhandsoftenwithhotrunningwaterandsoapfor20seconds.3．Howoftendoyouthinkaboutfightinggerms?Finding:Seniorsarenotfightinggermsaswellastheyshould.Step:Beawareofgerms.Doyouknowitisnotyo

4、urtoiletbutyourkitchensponge(海绵)thatcancarrymoregermsthananythingelse?Tokillthesegerms,keepyourspongeinthemicrowavefor10seconds.1．WhatisfoundoutaboutAmericanseniors?A．Mostofthemhavegoodhabits.B．Nearly30%ofthembathethreedaysaweek.C．Allofthemarefightinggermsbetterthanexpected.D．Aboutonethirdofthembrus

5、htheirteethonlyonceaday.2．Doctorssuggestthatpeopleshouldwashtheirhands________.A．twiceadayB．threetimesadayC．fourtimesadayD．eighttimesaday3．Whichofthefollowingistrueaccordingtothetext?A．Weshouldkeepfromtouchingourfaces.B．Therearelessthan300typesofbacteriainthemouth.7C．Akitchenspongecancarrymoregermst

6、hanatoilet.D．Weshouldwashourhandsbeforetouchingadoorhandle.4．Thetextprobablycomesfrom________.A．aguidebookB．apopularmagazineC．abookreviewD．anofficialdocument答案与解析本文为说明文。文章介绍的是一个对美国老年人健康习惯调查的结果以及专家给出的对策。1．D　细节理解题。根据文章开头部分可知，多数美国老年人没有好的习惯，故A项错误；30%的美国老年人每天洗手四次，而不是每周洗澡三天，故B项错误；根据第三个问题下Finding中的内容“Senio

7、rsarenotfightinggermsaswellastheyshould.”可知C项错误。根据第一个问题下Finding中的内容“Afull33%ofseniorsbrushtheirteethonlyonceaday.”可知D项表述正确。2．D　细节理解题。根据第二个问题下Finding中的“Andnearly30%washtheirhandsonly4timesaday—halfofth