book3 unit 4 excercise

上一页返回首页下一页理基础·自主初探提素能·语篇突破Unit4Astronomy：thescienceofthestarsSectionⅠWarmingUp&Reading－Preparing上一页返回首页下一页阅读P25－P26教材课文，在空白处填入适当的内容(1个单词)或括号内单词的正确形式Howtheearthbeganisunknown1.________(exact)tous.Thetheorythattheuniversebeganwitha“BigBang”isawidely2.________(accept)one.Longlongago,theearthwasjustacloudofdust.3.________wasuncertainwhattheearthwas4.________(become)then.Later,thedustsettled5.________asolidglobe.Oneday,theearthexplodedloudly，6.________(produce)carbon,nitrogen,watervapourandothergases，7.________theearth'satmospherecameintobeing.上一页返回首页下一页Weallknowthatwaterisfundamentalforeverylifetodevelopontheearth,foritcanhelptheearthdissolve8.________(harm)gasesandacids,makingitpossibleforlife9.________(develop)better.Millionsofyearslater,mammalsappearedontheearthandtheygavebirth10.________youngbabyanimals.上一页返回首页下一页【答案】1.exactly2.accepted3.It4.tobecome5.into6.producing7.so8.harmful9.todevelop10.to上一页返回首页下一页Ⅰ.语境填词1．Areporton________amongmiddleschoolandhighschoolstudentsindicatesthatmost________incidentsbetweenstudentsbeginwitharelativelyminorinsult(侮辱)．(violent)2．Thisobjectgivesoff________gases.Theymaydo________toourhealth.Youmustmaketheobject________beforeyouuseit.(harm)3．Doyoubelieveinthe________ofghosts？Perhapstheyonly________inthemindsofsomepeople.(exist)上一页返回首页下一页4．Thestudentsoverthereare________aboutthe________question.(puzzle)5．________，therearetwo________theoriestotheoutbreakofCholera.(fundament)上一页返回首页下一页【答案】1.violence；violent2.harmful；harm；harmless3.existence；exist4.puzzled；puzzling5.Fundamentally；fundamental上一页返回首页下一页Ⅱ.选词填空intime，cooldown，comeintoexistence，givebirthto，prevent...from...，dependon，inone'sturn，forthefirsttime1．Shedidn't________forhoursafterthatargument.2．Health________goodfood，freshairandenoughsleep.3．Whenschoolbeganlastsummer，mostofusmet________.4．Iwasjust________fortheflight.5．Weshouldtryourbestto________theriver________beingpolluted.【导学号：32222023】上一页返回首页下一页【答案】1.cooldown2.dependson3.forthefirsttime4.intime5.prevent；from上一页返回首页下一页Ⅰ.单句语法填空1．Someunderstandingofgrammaris________(fundament)tolearningalanguage.2．________(like)mostpeopleintheofficewhocometoworkbycar，Iusuallybybus.3．Iconsiderthatitis________(harm)forstudentstoplaycomputergamestoomuch.4．Some________(violence)scenesinthefilmwerecutoffwhenitwasshownontelevision.5．Ourproblemshave________(multiply)sincelastyear.上一页返回首页下一页【答案】1.fundamental2.Unlike3.harmful4．violent5.multiplied上一页返回首页下一页Ⅱ.选词填空intime，cooldown，comeintoexistence，givebirthto，prevent...from...，dependon，inone'sturn，forthefirsttime1．Shedidn't________forhoursafterthatargument.2．Health________goodfood，freshairandenoughsleep.3．Whenschoolbeganlastsummer，mostofusmet________.4．Iwasjust________fortheflight.5．Weshouldtryourbestto________theriver________beingpolluted.【导学号：32222023】上一页返回首页下一页【答案】1.cooldown2.dependson3.forthefirsttime4.intime5.prevent；from上一页返回首页下一页6．Helookedatmewitha________(puzzle)lookonhisface.7．Hernamein________(religious)isSisterMary.8．Wecan't________(existence)withoutwaterandfood.9．You'llsucceed________timeifyoukeeponworkinglikethis.10．Thegovernmenthastoclosethosesmallfactoriestopreventthewateroftheriverfrom________(pollute)．上一页返回首页下一页6.puzzled7.religion8.exist9.in10.beingpolluted上一页返回首页下一页1．Pakistancameinto________(exist)asanindependentcountryafterthewar.2．Shewasalways________(gently)withthechildreninthekindergarten，neverhittingorscoldingthem.3．Asweallknow，QianXuesenisafamous________(physical)intheworld.4．Afteralongjourney，thechildrenwereall_________(exhaust)．5．Theyoungwomanwasinterestedin________(biologist)whenshewasintheuniversity.上一页返回首页下一页1.existence2.gentle3.physicist4．exhausted5.biology上一页返回首页下一页6．Thetrain________(pull)intothestationandthepassengersgotoffonebyone.7．Agreatdustcloudformedintheskyblocking________thesunlight.8．Thedoctortoldhertowatchout________thesymptomsofmeasles.9．Thefanscheered________whentheysawtheirfavoritestar.10．Howthebigforestfirehasbroken________remainstobeamystery.上一页返回首页下一页6.pulled7.out8.for9．up10.out