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1、课后限时作业(十一)(见课时作业P21)[语言知识练]Ⅰ.单句语法填空1．__Standing__(stand)inalongqueue,wewaitedforthestoretoopentobuyanewiPad.2．Itwon'tbelong__before__youregretwhatyou'vedone.3．__Seen__(see)fromspace,theearthlookslikeahugewatercoveredglobe.4．Manychildrenareplaying__happily__(happy)onthebeach.5．Anxiously,shetookth
2、edressoutofthepackageandtriediton,only__to_find__(find)itdidn'tfit.Ⅱ.句型训练1．我们继续往下谈的时候，他变得越来越兴奋。__As_we_talked_on__，hegotmoreandmoreexcited.2．下次你来的时候，务必记得带上你的儿子。__Next_time_you_come__，doremembertobringyourson.3．既然你忙，就让我为你做吧。__Now_that/Since_you_are_busy__，letmedoitforyou.4．既吃惊又高兴，托尼站起来接受了这个奖。__Su
3、rprised_and_happy__，Tonystoodupandacceptedtheprize.5．老人站在那里，看着窗外。Theoldmanstoodthere,__looking_out_of_the_window__.[高考题型练]Ⅲ.阅读理解TheancientMayancivilizationcollapsedduetoacenturylongdrought,newresearchsuggests.MineralstakenfromBelize'sfamousunderwatercave,knownastheBlueHole,aswellaslagoons(环礁湖)ne
4、arby,showthatanextremedroughtoccurredbetween800ADand1000AD,rightwhentheMayancivilizationended.Aftertherainsreturned,theMayansmovednorth—buttheydisappearedagainafewcenturieslater,andthatdisappearanceoccurredatthesametimeasanotherdryperiod,8thesediments(沉积物)reveal.Althoughthefindingsaren'tthefirst
5、totieadroughttotheendoftheMayanculture,thenewresultsstrengthenthecasethatdryperiodswereindeedthecause.That'sbecausethedatacomefromseveralspotsinaregioncentraltotheMayanheartland,saidstudycoauthorAndréDroxler,anEarthscientistatRiceUniversity.From300ADto700AD,theMayancivilizationflourishedintheYuc
6、atanpeninsula(尤卡坦半岛)．TheseancientMesoamericansbuiltgreatpyramids,masteredastronomy,anddevelopedbothawritingsystemandacalendarsystem,whichisfamousforpredictingthattheworldwouldendin2012.Butinthecenturiesafter700AD,thecivilization'sbuildingactivitiesslowedandtheculturefellintowarandunrest. Theevid
7、enceforadroughthasbeengrowinginrecentyears.A2012studyinthejournalScienceanalyzeda2,000yearoldstalagmite(石笋)fromacaveinsouthernBelizeandfoundthatsharpdecreasesinrainfallcoincidedwithperiodsofdeclineintheculture.Butthedatacame
