相关根及的文学知识

问题详情：已知关于x的一元二次方程x2+mx﹣8=0的一个实数根为2，则另一实数根及m的值分别为（）A．4，﹣2  B．﹣4，﹣2C．4，2D．﹣4，2【回答】D知识点：解一元二次方程题型：选择题...

问题详情：已知关于x的方程x2﹣6x+p2﹣2p+5=0的一个根为2，求另一个根及p的值．【回答】】解：设方程的另一个根为x1，则x1+2=6，2x1=p2﹣2p+5，解得x1=4，p2﹣2p﹣3=0，∴p=3或﹣1．知识点：解一元二次方程题型：解答题...

问题详情：关于x的方程3x2﹣2x+m=0的一个根为﹣1，求方程的另一个根及m的值．   【回答】解：把x=﹣1代入方程3x2﹣2x+m=0得3+2+m=0，解得m=﹣5，设方程的另一个根为t，则﹣1•t=﹣，所以t=，即方程的另一个根为． 知识点：解一元二次方程题型：解答题...

问题详情：根据释义及首字母写出单词1．P____tomake,toputout2．b____trade,buyingandselling3．n____noone4．f____next,nexttobedoneortalkedabout5．t____apersonwhotravels【回答】1．produce 2．business 3．none 4．following 5...

问题详情：根据句意及汉语提示填空。1.Theseexcitingsongscan____________.(让我们振作起来)2.Welosethegameagain.Itgaveusa____ofdisappointment.(……的感觉)3.Thinkovertheproblembeforeyoumakeadecision.Thenyouwi...

问题详情：根据句意及首字母提示填词。1.—Howdoyous____it?—C-A-R,car.2.—Whatissevenandeleven?—It’se   .3.—What’syourt____number?—It’s(010)8635-0908.4.BobisEnglish.HeisfromE____.5.H____nameisJul...

问题详情：根据图片及提示词造句。drather,than____________________________________________rd,as____________________________________________sign,Scorpio____________________________________________Feng,read...

问题详情：根据句意及汉语提示填空。1.Sorry,Iwillputit________________ ________________(别处).Olympicrings___________ __________(象征)thefivepartsoftheworld.3.—HowcanIlearnEnglishwell?—Youmust________...

问题详情：根据句意及汉语提示填空。1.LingLingisreadingan_______(文章)aboutcancer.2.Thedoctoraskedtheoldmantodrinkmilk_______(没有)sugar.3.Drivingcarelessly_______(引起)accidents.4.LiLei_______(打破)thesc...

问题详情：根据句意及汉语提示写单词1.Myparentsandgrandparentskeep_______(鼓励）metostudyhard.2.Heinvitedhertohisbirthdaypartybutshe_______(拒绝).3.Jackalwaysstaysathomealone,buthedoesn’tfeel________(孤独...

问题详情：根据句意及首字母提示填空。1.Myfatherandmotheraremyp______________.2.Emmahastwod          ,AliceandMary.3.Thisismyf________photo.Thesearemyparentsandthisisme.4.Mybasketballisu______th...

问题详情：根据句意及首字母补全单词。1.  Wearegoingtow_____upthetheGreatWall.2.  Theradiosaystherewillbeh______rainands______winds3. Homeswillbewarminwinterandwe’llbeveryc______.4.  Myfatherisatw...

问题详情：根据句意及首字母完成单词wasyourbrother’sw_______________?2.Doyouoftendosomer_______________?3.Howdoyous______________theweekend?4.Doyouthinkeveryonee______________theirweekends?oftengoesoutfo...

问题详情：根据句意及汉语写单词1.Parentsshouldsetagood ­___________(榜样，例子)totheirchildren.2.MaybeHilaryClintonwillbethenext_____________(总统，国家主席)oftheUSA.3.OfthethreeboysJackscoredthe__________...

问题详情：根据句意及汉语提示填写单词。1.________(猜想)youwonaprize.Whatwouldyoudo?2.Ifthat'sthe________(实情)，weneedmorestaff.3.Thedresslooksbeautifulandfeels________(光滑的).4.Whatdoyouusuallydoinyour_...

问题详情：根据句意及首字母填空。1.It’srainingnow.Whatabouts_______athomeandplayingcomputergames.2.Canyouseethemarketa______fromthepostoffice?3.Wewenttothemountainsd_______thesummervacation.4.Thereisal_...

问题详情：根据句意及首字母填空。1.Hermotheriscookinginthek______now.2.Whenwillyour______mymoney?Iwanttobuyacomputer.earemoreandmoretallb______inourcity.4.Studentsshoulddotheirhomeworkallbyt______.5.Itwa...

问题详情：根据句意及首字母写出单词1．Myfather’smotherismyg________.2．Myfather’sfatherismyg________.3．Myfather’ssistersaremya________.4．Myfather’sbrothersaremyu________.5．Myuncle’schildrenaremyc________.6...

问题详情：根据句意及首字母填空。1. Pleasei__________yourselftous.2. Westudysevens_________thisterm.3. Ourteachersoftent________usstories.4. TheyarefromJapan.TheycanspeakJ___________.5. Chinaisabigc...

问题详情： 根据句意及汉语提示写单词1.IhadtothrowawayallthefoodafterIleftthefridgeopen.Whata_______(浪费)!2.Mymother______(叫醒)meup,thenwentoutoftheroom.3.I’msotiredthatIcan_______(几乎不)keepmyeyesop...

问题详情：根据句意及首字母填空。1.Althoughwe’retwins,LiuLiismoreo_______thanme.I’mquieter.2.There’resixtym________inanhour.3.---Doesyourfathergotoworkbybusorbybike? ---Neither(都不是).Hegoesonf_____...

问题详情：根据短文内容及首字母提示，Peoplemayeasilyignorethatwearelivinginaworldfullofdifferentc   __1_,suchasred,blue,green,black,v____2___andsoon.Wecannevertellhowmanykindsofthemthereare.Butweallknow...

问题详情：根据句意及汉语提示写单词。1．Youarenotallowedtodriveacarwithouta     (执照)．2．Thereisaman     (举起)abigstone.3．HecametothisschoolforhisEnglish    (课程)．4．DoyouknowwhyIwantto    (...

问题详情：根据句意及汉语提示写出单词1．______（谁）isthatgirl?2．Canyouanswerthis______（问题）inEnglish?3．Pleaselookatthe______（下一个）picture.4．What'syour______（第一的）name?5．Here'saChristmas______（卡片）foryou.【回答】1...

问题详情：根据句意及首字母完成单词1.Wecanbuywhatwewantinabigs__________.2.Couldyoupleaseshowmethew__________tothepostoffice.3.Atalltreeisinf__________ofourclassroom.4.Wereallygota__________(惊讶)whenwem...