七年级首字母填空练习含答案.docx
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七年级首字母填空练习含答案.docx
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七年级首字母填空练习含答案
7、食盐、白糖、碱面、味精的颗粒都是有规则几何外形的固体,人们把这样的固体物质叫做晶体。
自然界中的大部分固体物质都是晶体或由晶体组成。
一、填空:
16、在北部天空的小熊座上有著名的北极星,可以借助大熊座比较容易地找到北极星。
黑夜可以用北极星辨认方向。
13、以太阳为中心,包括围绕它转动的八大行星(包括围绕行星转动的卫星)、矮行星、小天体(包括小行星、流星、彗星等)组成的天体系统叫做太阳系。
16、在北部天空的小熊座上有著名的北极星,可以借助大熊座比较容易地找到北极星。
黑夜可以用北极星辨认方向。
5、在咀嚼米饭过程中,米饭出现了甜味,说明了什么?
3、你知道月食的形成过程吗?
答:
优点:
占地小,避免了垃圾污染地下水,产生的热量还可以用来发电。
答:
说明米饭不是甜的,但米饭含有淀粉,在我们咀嚼的过程中发生了变化,变得有甜味了。
根据首字母填空专项练习(含答案)①Cananimalsbemadetoworkforus?
Somescientiststhinkthatonedayanimalsmaybet____todoanumberofsimplejobs.Theys____thatinafilmoronTVwemayseeelephants,monkeys,dogs,bears,orotheranimalsdoingalotofthings.Ifyouw_____carefully,youmayfindthatthoseanimalsaregivensomethingtoeatinreturnford____them.Thescientistssaythatmanyd_____animalsmaybetaughttodoanumberofsimplejobsiftheywillgetsomethingtoeat.Ofcourse,asweknow,dogscanbeusedtoguardahouse,andelephantscanbeusedtodosomeheavyj___.Andwecanalsoteachanimalstoworkinf____.Apes,forexamplehaveb____usedinAmericatohelpmakecarsandscientistsb_____thatthesemonkeysmayonedaygetincropsande____drivetrains.1.2.3.4.5.6.7.8.9.10.②maywanttostudytobeanimaldoctors.Theyareoftenc_____“vets”.Manyofthemworkinanimalh_____.Othersmayworkonfarmsorataz_____.Somestudyanimaldiseasesandtrytofindw_____tokeeptheanimalsfromgettingi______.Theydostudiesinm_____foranimals.Vetslistentoananimals’sh______.Theycheckitsears,eyes,mouthandblood.Theyo______onanimalswhentheyneedto.Theymaygivetheanimalsshots(注射)andtellthepets’o_____whatfoodisbest.1.2.3.4.5.6.7.8.9.10.③Onlymotherloveistruelove.Itgivese_________everythingallhislife.Whenyouarestillababy,mothertakesgoodcareofyouasmuchaspossible.Inyourwakinghoursshealwaysholdsyouinherarms.Whenyouareill,
shestopsherworkrightnowtolookafteryoudayandn__________andforgetsaboutherself.Whenyouaregrowingupdaybyday,shefeelsveryhappy.Whenyouareolde__________togotoschool,motherstilllooksafteryouallthet_______.Oncoldwinterdays,shealwaystellsyoutop_______onmoreclothes.Shealwaysstandsinthewindwaitingforyoubackfromschooleveryday.Whenyouhurrytoleavehomeforschoolwithlittleb_________.Shealwaysfeelsworriedaboutyouathome.Sheu________knowsaboutyoustudyandspendmuchmoneyonyourschoolthings.Whenyoudowellatschool,youwillseethebrightests__________onherface.Mothercandoeverythingforyoudayafterday.Motherisalwaysreadytogiveeverythingshehastoherchildren,nottoreceive.Whattruelovethatisinthew________!
Wewillr____________MotherLoveforever!
1.2.3.4.5.6.7.8.9.10.④WhenIwaswalkingdownthestreetoneday,Is______asmallbagontheground.Ipickeditupandopenedittoseew_______Icouldfindouttheowner’sname.Therewasn_______insideitexceptsomedollarsandapictureofawomanandayounggirlabouttwelveyearsold.Iputthephotobackandtookthebagtothepolicestation.BeforeIleft,thepolicemanwrotedownmynameandmya_______.Hethoughttheownermightwanttothankme.ThateveningIwenttohavedinnerwithmyauntanduncle.Theyhadalsoaskedayoungwomantohavedinnerwithus.Herfacewasfamiliar,butIcouldn’tr_______whereIhadseenher.D________ourtalk,theyoungwomanhappenedtosaythatshehadl_______herbagthatafternoon.AllatonceIrememberedw_______Ihadseenher.Shewastheyounggirlinthephoto.thoughshelookednowmucho______thanthegirlinthepicture.Shewasverys_______,ofcourse,whenItoldheraboutthebag.Afterdinnerwewenttothepolicestationandgotbackherbag.Thepolicemansaidtome,“It’sawonderfulthing.Youfoundnotonlythe
bag,butalsotheownerofthebag.”1.2.3.4.5.6.7.8.9.10.⑤SeumasMcsporranisaveryb____man.Heis60yearsoldandhehasthirteenjobs.Heisapostman,apoliceman,afireman,ataxidriver,aschool-busdriver,aboatman,anambulanceman,anaccountant,apetrolattendant,abarman,andanundertaker.Also,heandhiswife,Margaret,haveashopandasmallhotel.Seumasl_____andworksontheislandofGighainthewestofScotland.Only120peopleliveonGighabutins_____150touristscomebyb_____everyday.EveryweekdaySeumasgetsupatsixandmakesb_____forthehotelguests.Ateighthedrivestheisland’schildrentos_____.Atninehecollectsthepostfromtheboatanddeliversittoallthehousesontheisland.Healsodeliversthebeertotheisland’sonlypub.ThenhehelpsMargaretinthes_____.Hesays:
“Margaretlikesbeingbusy,too.Wen_____haveholidaysandwedon’tlikew_____television.IntheeveningMargaretmakessupperandIdotheaccounts.Attenwehaveaglassofwineandthenwegotobed.P_____ourlifeisn’tveryexciting,butwelikeit.”1.2.3.4.5.6.7.8.9.10.⑥Timspentinabookshopcanbeenjoyable.Ifyougotoagoods________,noassistantwillcomeneartoyouandsay,“CanIh______you?
”Youneedn’tbuya________youdon’twant.Youmaytrytofindoutwherethebookyouwantis.Butifyouw_______,theassistantwillleadyouthereandthenhewillgoaway.Itseemsthatheisnotinterestedi_____sellinganybooksatall.Thereisastorywhicht_______usaboutagoodshop.Amedicalstudentfoundaveryusefulbookinashop,butitistooexpensiveforhimtob______.Hecouldn’tgetitfromthelibrary,e_______.Soeveryafternoonhewenttheretor______alittleatatime.Oneday,however,hecouldn’tfindthebookfromitsusualplaceand
wasleavingwhenhesawanassistantsigningtohim.Tohiss________,theassistantpointedtothebookinacorner,“Iputittheresoasnottobesoldout.”saidtheassistant.Thenheletthestudentgoonwithhisreading.1.2.3.4.5.6.7.8.9.10.⑦(S=salesgirl;H=Hanmei)S:
Goodmorning.CanIhelpyou?
H:
Yes.I______thisblouselastweek,butthere'ssomethingwrongwithit.WhenI_____it,thecoloursran.Ican't_____itnow.Iwantyouto_____thisblouseorgivememy_____back.S:
Letmesee.Didyouwashitin_____water?
H:
Ofcoursenot.S:
It______asifithasn'tbeenwashedfollowingthe_______.Didyouleaveitinwater______youwashedit?
H:
No,Ididn'tdothat,______.Ididn'tputitcoldwateruntilIwashedit.1.2.3.4.5.6.7.8.9.10.⑧WhenyougotoEnglandyoumayfindthetrafficthereisdifferentfromours.Asaf_______youmustbec_______inthestreets,becausethetrafficd______ontheleft.Youmustlooktotherightandthentheleftbeforeyoucrossastreet.Inthemorningandintheeveningwhenpeoplegotoorcomebackfromwork,thestreetsareveryb______.trafficismostd_______then.WhenyougobybusinEngland,youhavetotakecare,too.Alwaysr______thetrafficm______ontheleft.Youhavetot______alookfirstoryouwillgotothew_______way.InmanyEnglishcitiestherearebigbuseswithtwof______.Youcansitonthesecondone.Fromthereyoucanseethecityverywell.
1.2.3.4.5.6.7.8.9.10.⑨Whichanimaldoweneedm?
Dogs?
Horses?
No!
Theatothequestioniscows.Whycows?
Cowsgiveusmilk.Andmilkisoneofourmostimportantkoffood.Suppose(假设)thatallthemilkcowsmakeinoneyearwereputibottles.Andsupposethesebottleswereputsidebyside.Thelineofbottleswouldgoallaroundtheworld400t.Thatisalotofmilk,lessthanhalfofitisusedfordandcooking.Mostofitisutomakebuttercheese,icecreamandmanyotherthings.Ittakesmanycowstogiveusthatmmilk.Butnotasmanyasitusedto.Acowusedtogiveonlyabout1,500quarts(夸脱)ofmilkayear.Nowafinecowmayg9morethan3,000quartsinayear.Whydocowsgivemoremilktoday?
Nowfarmershavebettercows.Thecowsgetbetterc10andbetterfood.1.2.3.4.5.6.7.8.9.10.⑩Here’sapartofane-mailanswerfromJoegivingsomeadvicetohissonincollege.“WhenIwasyoung,Ioftenmett_________aboutwhattodoandwhatnottodo.Mygrandmothertoldmenottoworryaboutthosethings.Io________didthemonceayearoroncealifetime.I________,Ishouldtrytodowellthosethings,andIdothemeveryday.Forexample,Ineedtoeateveryday,soIshouldlearnhowtoc________.Ineedtotalktoo________everyday,soIshouldlearnhowtoworkwithd________peopleandknowhowtos________well.Iwalkeveryday,somys_______shouldbeallrightandcomfortable.EverynightIsleep,somybedshouldletmehaveagoodrest.Takingcareofthee_________thingsm________thatyoudoabetterjoboftheoneinalifetimethingsaswell.”1.2.3.4.5.
6.7.8.9.10.○11Letmetellyouastory.Agoodfriendofmineliveswithsixhundredanimalsonanisland.Evers______heleftschool,hehastravelledallovertheworldl______foranimalsforhisownzoo.Hewritesbooksabouthistravels,andabouthiswonderfula______.Themoneyforhisbookshelpshimtop_______foralltheanimalfood.Myfriendtoldmethatwhenhewaslookingforwaterlastweek(Thereisnotenoughwaterontheisland,thoughthereisalotallaroundit),hef______oil.Hen______moneyforhistravelsandforhiszoo,andalittleoilwouldbuye______waterforalongtime,butheknowsthatifhetellsanybodyelseaboutit,itwillbethee______ofhiszooandhislife’swork.SoIthinkhewillnottellanybodye______youandmeaboutwhathefound—becauseoilandwatercan’tbep______together.Oilmaybringgreatertroubletohisanim
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