【设全集U=R,集合M={x|3a-1】-查字典问答网
- 生物分类主要是根据生物的______,把生物划分为不同等级.
- Justnow,Ienteredthewebsite“TopicforToday”.Ifeel___1___(interest)inthereportonmiddleschoolstudents’usingcell-phonesoncampus.Infact,morestudentsnowcometoschool___2___cell-phones.Myschoolmateshavedifferento
- 【1.She()theguitaruntilshefinishesherhomework.A.didn'tpractiseB.hasn'tpractisedC.practiseD.won'tpractise2.Asthesaying(),"Wherethereisawill,thereisaway."A.goB.goesC.goingD.went还有asgoogas和aswellas的区别】
- 【如图所示,正方形ABCD的边长为1,G为CD边上的一个动点(点G与C、D不重合),以CG为一边向正方形ABCD外作正方形GCEF,连接DE交BG的延长线于H.(1)求证:①△BCG≌△DCE;②BH⊥DE.(2)试问】
- 【《道是无情却有情》怎么写?求例文,急能不能说清楚点】
- 如图1,在平面直角坐标系中,二次函数y=-427x2+12的图象与y轴交于点A,与x轴交于B,C两点(点B在点C的左侧),连接AB,AC.(1)点B的坐标为___,点C的坐标为___;(2)过
- Surewe'veallheardthatweshouldgetmoresleep.Therealitiesoflifeoftenmakeitbecome"weshouldgetmoresleeplater."1.TheresultisthatyouwakeupthenextdayfeelinglikearoleofTheWalkingDead.Herearefourwaysyo
- 请帮我修改下列文字中的词语与语法错误.Chinaourhomeland,inthelargelandhavealotofpoorman,alotofpainman,wemustworkhard!wemustmaketheyberichandhappy.Ilovethepeople,mylivelihoodallisthepeoplegiveme,
- 【1.___hasbeenannounced,weshallhaveourfinalexamsnextyear.AThatBAsCItDWhat2.He___know___IcantalkaboutwiththeforeignersthatiwillmeetAneeds,whatBneed,thatCneedsto,whatDneedto,that3.Thefilms___themthegr】
- Congratulationsonselectingourwirelessmightymouse.Themouseisofhighquality.Onlythescrollballisvisibleatfirstglancebutitisactuallyafour–buttonmouse.Atbothsidesthereareacoupleofforce–sensingbutton
- 阿基米德名言的启发古希腊的科学家阿基米德曾说,只要在宇宙中给他一个指点,他就能把地球撬起来.阿基米德的名言包含着什么道理?你从中受到什么启发?
- 【已知:如图,在平面直角坐标系中,是直角三角形,,点的坐标分别为,小题1:求过点的直线的函数表达式小题2:在轴上找一点,连接,使得与相似(不包括全等),并求】
- 【DrinkingwineinmoderationimprovestheIQandmayboostmentalagilityinoldpeople,accordingtoJapaneseresearchers.AstudyoftheeffectsofalcoholonthemiddleagedandelderlyfoundtheaverageIQofmenwhodrinkwine(whethermadefr】
- 如题:howareyoudoingtoday是什么意思,如何回答
- 8.(2013•盐城中考)Theworldis(充满)ofchancesandwemustmakeaquickdecisionwhenwemeetone.
- 【英语2选一题目速度急急急!我愿意承担所有后果翻译英文用Iwouldliketotakeallblame好一点还是Iwouldliketotakeallthepunishment好一点?】
- MrGreenstoodupindefenceofthe16-year-oldboy,sayingthathewasn'ttheone_____A,blamedB,blamingC,toblameD,tobeblame选什么,为什么
- 如图,在平面直角坐标系中,直线y=x+1与y轴交于点A,与x轴交于点B,点C和点B关于y轴对称.(1)求△ABC内切圆的半径;(2)过O、A两点作⊙M,分别交直线AB、AC于点D、E,求证:AD+AE是定值
- 1——goodtimethey'rehavingnow!AHowBHowaCWhatDWhat2Whohelpedyou——yourmathsexercisesyesterday?SimondidAdoBtodoCwithDAlloftheabove
- 语文八下名著导读考点如题.
- 【如果发明.该有多好的作文发明一种东西,可以为未来的人带来益处,给这种发明起个名字,一定要是没发明出来的,】
- 如图,在平面直角坐标系中,等腰Rt△AOB的斜边OB在x轴上,直线y=3x-4经过等腰Rt△AOB的直角顶点A,交y轴于C点,双曲线y=kx也经过A点.(1)求点A的坐标和k的值;(2)若点P为x轴上一动点.在
- 【作文如果发明什么有多好】
- 【英语youmusthavereadthisbook,didn'tyou为什么用didn'tyoumusthavereadthisbook,didn'tyou为什么用didn't,而不是mustn'tyou?haven'tyou?don'tyou?有mustn'tyou的说法吗?】
- 如图,在直角坐标系xOy中,直线y=kx+b交x轴负半轴于A(-1,0),交y轴正半轴于B,C是x轴负半轴上一点,且CA=34CO,△ABC的面积为6.(1)求C点的坐标;(2)求直线AB的解析式;(3)D是第二象
- 昨天你给谁打电话了?其中宾语用whom还是whowhomdidyoucalledyesterday?Whomdidyoutalktoattheinformationdeskattheairport?
- 作文:新学期打算(450字)要一篇小学5年级的"新学期打算"文章,450字,不要什么1.2...3..的,写的好的追加分,
- 作文如果发明.该有多好
- 这个谁有关于中美英三国高等教育之间的差异的英语作文
- any做任何的意思时,后面的名词用什么形式?