Unit 4 Wild Antarctica Get Ready and Reading 同步练习 2.doc

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1、WildAntarctica同步练习PeriodTwo　IntegratingSkills基础落实Ⅰ.课文理解1．Whyistheozonelayersoimportanttohumanbeings？A．Becauseitisakindofoxygen.B．Becauseitblocksmuchofthesun’sdangerousultravioletradiation.C．Becauseitisalargethinarea.D．Becauseitwouldcauseskincancerandotherdiseases.2．WhatarethepurposesoftheAmericans

2、cientists’triptoAntarctica？A．Topayavisit.B．TodiscoverthereasonfortheyearlychangeintheAntarcticatmosphere.C．Tofindoutwhetherthedecreaseinozonecouldbethebeginningofaworldwideproblem.D．BothBandC.3．HavetheAmericanscientistsfoundthecauseoftheozoneloss？A．No，theyhaven’t.B．Theywillfinditbeforelong.C．Yes，t

3、heyhave.D．Itisn’tmentioned.4．AccordingtoBritishscientists，whendoozonelevelsoverAntarcticachange？A．Lastyear.B．InSeptember.C．FromSeptembertoNovember.D．InNovember.5．Whichofthefollowinghastheclosestmeaningtotheword“develops”inthefirstsentenceofthelastparagraph？A．goesB．floatsC．formsD．comesⅡ.单词检测1．n.大气；

4、大气层；气氛____________放射；发射________人造卫星________威胁；恶兆________工具；器械；手段__________层；层次________含量________测量；衡量____________气球________2．v.尝试；企图________认可；批准________adj.大气的；大气层的____________给予保护的；防护的__________每年的；一年一度的________adv.主要；大部分________稳定地；不变地________Ⅲ.短语检测1．自那以后__________2．变大____________3．试图__________

5、______4．查出；查明__________Ⅳ.用所给词的适当形式填空1．Therewerenowindowstoadmitamoist__________.(atmospheric)2．Heis__________adifficulttask.(attempt)3．Thepeopleinthehotelwere________foreigntourists.(main)4．Theyaredeterminingthesugar________.(level)5．Wethinkitbettertobeginwork____________.(immediate)Ⅴ.选词填空1．Payisr

6、eviewedona________basis.2．Haseveryone__________thatthey’recoming？3．Thecompany’sexportshavebeenincreasing________.4．The__________strikehasbeencalledoff.5．Thelawisnotthebest__________fordealingwithfamilymatters.Ⅵ.完成句子1．Thefamily________________(添丁)recently.2．She’dbeenseeingtheboyforawhile，but_______

7、_________________________(不想让她父母知道)．3．We________________________(自那以后一直住在这里)．4．Twofactorieswereclosed____________________(试图削减费用)．5．Thetrafficrulesaysyoungchildrenundertheageoffourand____________________________(