- 問題詳情:等腰三角形的兩邊長分別為4cm和8cm,則它的周長為()A.16cmB.17cmC.20cmD.16cm或20cm【回答】C【考點】等腰三角形的*質;三角形三邊關係.【分析】根據等腰三角形的*質,本題要分情況討論.當腰長為4cm或是腰長為8cm兩種情況.【解答】解:等腰三角形的兩邊長分別為4cm和8cm,當腰長是4...
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- 問題詳情: 16 Whatwouldyoubelikeifyouweretotakethecollegeentranceexamtomorrow? 17 Or,worriedanduneasy?“IwassurprisedathowIcouldgetangrysoeasilywithmyparentsbeforeabigexam,”saidaSeniorThreestudentWangYangqianfromBeijing.“Icouldn’tfallasleepe...
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- 問題詳情:Question:IhavebeenlearningEnglishforabout7years. 16 AndIstillcan’tmakemyselfunderstoodinEnglish.However,IlovelearningEnglish.HowcanIlearnEnglishwell?Pleasehelpme.Answer:Manypeoplehaveaskedmethisquestion. 17 HereIwillgivey...
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- 問題詳情:(﹣81)÷2+÷(﹣16);【回答】原式=﹣81×﹣×=﹣36;知識點:有理數的乘除法題型:計算題...
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- 問題詳情:Parentsfeelthatitisdifficulttolivewithteenagers. 16 Accordingtoarecentresearch,themostcommonargumentbetweenparentsandteenagersisthatregardinguntidinessanddailyroutinetasks. 17 Ontheotherhand,teenagerslosetheirpatiencecontinual...
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- 問題詳情: 16 Scientistsandexpertshaveprovedtheuniquenessoffinger-printsanddiscoveredthatnoexactlysimilarpatternispassedonfromparentstochildren,thoughnobodyknowswhythisisthecase.Theridge(隆起)structureonaperson'sfingersdoesnotchangewithgrowthandisno...
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- 問題詳情: 16 Ifyouaregrowingtomatoesinyourbackyardforsaleyouareproducingforthemarket.Youmightsellsometoyourneighborandsometothelocalmanagerofthesupermarket.Butineithercase,youareproducingforthemarket. 17 Ifpeoplestopbuyingtomatoes,youwillstopp...
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- 問題詳情:某凸透鏡成像時,像距v跟物距u之間關係的圖像如圖所示,下列判斷正確的是()A.該凸透鏡的焦距是16cmB.把物體從距凸透鏡12cm處移動到24cm處的過程中,像逐漸變小C.當u<16cm時,該凸透鏡可作放大鏡使用D.當u=20cm時成放大的像,投影儀就是根據這一原理製成的【回答】B【詳解】A.當u=...
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- 問題詳情:Mostofusleadabusylife. 16_Wethink,“IfIreachedmy goal,thenIwouldbehappy”,or“IfIcouldgetabetterjob,thenIwouldenjoylife.”Butwhynotenjoyliferightnow?Firstly,taketimetonoticeandappreciate thebeautyinyourownsurroundings. 17“Thereisagreatbigwo...
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- 問題詳情:9x2=16【回答】解:(1)∵9x2=16,∴x2=,則;知識點:平方根題型:計算題...
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- 問題詳情:MaketherightchoicesWhatislife’sgreatestgift? 16______Choiceistheabilitytoselectonecourseofactionfromasetofalternativestoachieveagoal.Whatissogreataboutchoice?Ittransformsusfromdumbanimalsintoartists.EachofusbecomesanotherMichelangelo.Choice...
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- 問題詳情:計算:(1)-4÷÷16; (2)(-81)÷2÷(-16); (3)(-35)÷÷(-|-9|).【回答】 (1);(2)-1;(3)-7.【解析】(1)原式先將除法轉化為乘法,再根據有理數的乘法法則計算即可得到結果;(2)原式先將除法轉化為乘法,再根據有理數的乘法法則計算即可得到結果;(3)原式先將除法轉化為乘法,再根據有理數的乘法法...
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- 問題詳情:16 Ateamgetsbetter.Akidpracticesmoreandswimsapersonalbestorlearnsanewmoveonthebasketballcourt.In2006,twothingshappenedthatgotmethinkingaboutchange—insportsandinlife.17Agassiwasaterrificplayerwhowon60titles,includingeightmajorchampionships.B...
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- 問題詳情:已知一個等腰三角形的兩邊長是3cm和7cm,則它的周長為()A.13cm B.17cmC.13或17cm D.10cm【回答】B.知識點:等腰三角形題型:選擇題...
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- 問題詳情:16.Thestorytellerwastellingusastoryinavividway____________________ithimself.(asif)這個講故事的人以一種生動的方式給我們講了一個故事,好像他親身經歷過一樣。17.Anofficialsaysabout3.33millionhectaresofthearea'sfarmland__________________crops.(too…t...
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- 問題詳情: 16 Safetyinthehighwayisnotsomethingthatistotallyoutofourcontrol.Herearefourwayswecanprotectourselveswhenwetravel. 17 Peopleinsmallcarsareinjuredmoreoftenandmoreseverelythanpeopletravelinginlargecars.Factoriesofsmallcarsarestrengthe...
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- 問題詳情:Everyoneknowsthatfishisgoodforhealth.16 Butitseemsthatmanypeopledon’tcookfishathome.Americanseatonlyaboutfifteenpoundsoffishperpersonperyear,butweeattwiceasmuchfishinrestaurantsasathome.Buying,storing,andcookingfishisn’tdifficult.17Thistex...
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- 問題詳情: (16)____Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show: Planyourtimecarefully.Whenplanningyourwork,youshouldmakealistofthingsthatyouhavetodo.Aftermakingthis...
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- 問題詳情:Catsarethosecutecreaturesthatwelovehavinginourhomes. 16 Ifyoudon’tknowtheadvantagesyet,Icanenlighten(啟發)you.Allyougottodoistoreadbelow.Comeon,itisworthyourtime.1.Theyaregreathang-outbuddies(夥伴). Areyoutoosadaboutsleepingaloneeveryni...
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- 問題詳情: 16 .Wearetaughthowtoholdaknifeandforkandnottotalkwithourmouthsfull.Wearetaughthowtoshakehandsandwhentostandandwhentositandthewaytointroducepeople. 17 .Almosteverywhereeatingtogethermeansthatpeopleareveryfriendly...
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- 問題詳情: 16 Yourschooldaysshouldbesomeofthebestandhappiestdaysofyourlife.Howcanyougainthemostfromthem,andensurethatyoudonotwastethiswonderfulopportunitytolearn? Bepositiveaboutschool!Don’tsaythingswhicharedifficultorboring.Beinter...
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- 問題詳情:16Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show:Planyourtimecarefully.Whenplanningyourwork,youshouldmakealistofthingsthatyouhavetodo.Aftermakingthislist,yoush...
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- 問題詳情:It’snormaltowakebrieflyduringthenight. 16 Butifyou’rewakingupduringthenightandhavingtroublefallingbackasleep,thefollowingtipsmayhelp.Stayoutofyourhead.Thekeytogettingbacktosleepiscontinuingtoprepareyourbodyforsleep,soremaininbedinarelax...
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- 問題詳情:16.____Homecanbeagreatplaceforchildrentostudy.It’simportanttoprovideaworkspaceoftheirownwheretheycanreadbooksorjustwritealettertotheirfriends.●Location(位置)17. Kitchenanddiningroomarenotsowellsuitedforregularstudy,sincebooksandpensget...
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- 問題詳情:-16÷4×= .【回答】-1知識點:有理數的乘除法題型:填空題...
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