甘肃省武威市第六中学2018_2019学年高一英语下学期第三次学段考试试题

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1、武威六中2018-2019学年度第二学期高一英语第三次学段考试试卷第一部分阅读理解（共三节，满分70分）第一节(共15小题；每小题2分，满分30分)阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项，并在答题卡上将该项涂黑。AAnimalmomsaregreatmoms.Youmightbesurprisedatsomeofthesemoms.Octopuses(章鱼)Themotheroctopuslaysabout50,000eggs.Forabout300days,she

2、stayswiththeeggs,cleansthemandprotectsthem.Shedoesnotleavetofeed.However,thisanimalmomdiesassoonastheeggsarehatched(孵化).CrocodilesAcrocodilemotherputsalotoftimeandeffortintoraisingherbabies.Shestartsbybuildinganest(巢),whichsheguardsforovertwomonths!W

3、hentheeggsarereadytohatch,theyoungcrocscallouttotheirmother,whodigsthemoutandhelpsthemhatch.Shethencarriestheminhermouthdowntothewater,whereshewillguardthemforseveralmoreweeksormonthsuntiltheylearntohuntontheirown.BatsBatsbecomemomsbyhangingheadupina

4、cave,givingbirth.Catchingtheyoungsterbeforeitcanfalltothegroundbelow,sheputsitinapouch(育儿袋).Batmomsmaycarrybabieswiththemwhenfeedingforthefirstfewdays.Asthelittlebatsgetbiggerandheavier,momshelpthemhangonthewalloftheircavesandreturnoftentofeedthem.It

5、continuesforaboutthreeweeks,untilthebabiesaregrownupandabletoflyontheirown.Koalas(考拉)Theanimalmomgivesbirthafterapregnancy(怀孕期)ofonly35days.Thehairlessbabyclimbsintoitsmother’spouchandlivesthereforanotherfivemonths.Whenthelittlekoalaisbetweenfiveande

6、ightmonthsold,itleavesthepouchforshortperiodsoftimebutreturnsforsafety.Onceitistoobigtoreturntothepouch,itwillclimbontoitsmother’sbackandridethereuntilitisabout12monthsold.1Whichanimalmomsdiewhentheirbabiesareborn?A.Octopuses.B.Crocodiles.C.Bats.D.Ko

7、alas.2.Acrocodilemotherusuallycarriesherbabytothewater_____.A.inhermouthB.onherbackC.inherpouchD.byhertail3.Abatmom_____.A.givesbirthbylyinginthenestB.givesbirthbyhanginginacaveC.leavesitsbabiesinthepouchformonthsD.letsitsbabiesliveontheirownafterbir

8、thBIt’sasuresignthatsummerisoverandwinterisontheway—leavesthatwereoncedeepgreenturnred,yellowandbrightorange.Ithappenseveryautumn.Butdidyoueverwonderwhy?Theleavesstartchangingcolorwhenthenightsstartgettinglongerandthetemperaturestartsgettingcooler.So