计算：(x^2y+xy^2)/(x+y)；(4a^2-12ab+9b^2)/(3b-2a)；(4x^2-6x^2y)/(2-3y)；[(x+3y)^2-4x^2]/(x+y).要有计算过程|小学数学问答-字典翻译问答网

在一般现在时前提下说thewaterflowintotheriver.中的water为不可数名词,那么谓语动词flow加s吗?也就是说不可数名词的谓语动词在一般现在时的情况下是用动词原型吗?
Therearecertain________whenyoumustinterruptpeoplewhoareinthemiddelofdoingsomethingaconditionsbsituationscoccasions求权威老师帮我分析分析
comment当名词“评价”时为可数还是不可数
【我们都有一个小嘴巴.请用英语翻译】
谁知道答案.ClozeDirections:Thereare10blanksinthefollowingpassage.ForeachblanktherearefourchoicesmarkedA,B,CandDbelowthepaper.YoushouldchoosetheONEthatbestfitsintothepassage.Smokingisconsidereddangeroustotheh
Therearemanyways_______toimproveyoumemoryatodoBtotakeCdoingDmaking
100字—200字__明天就要上学了~网友们给力点.//拜谢
【Areyoustillthinkingaboutyesterday'game?Areyoustillthinkingaboutyesterday'sgame?-Oh,that's___.A.whatmakesmefeelexcitedBwhateverIfeelexcitedaboutC.howlfeelaboutitD.whenlfeelexcited为什么选D?】
【price】
Therearefewmoresoberingonlineactivitiesthanenteringdatainto..Therearefewmoresoberingonlineactivitiesthanenteringdataintocollege-tuitioncalculatorsandgaspingastheWebspitsbackasix-figuresum怎么翻译,句子应该怎
Aswellasyourideas,youmaywishtoconsidercommunicatingoncorporatevalues,policy,activitiesandresultsusingPRtoolssuchasadvertising,pressreleases,newsconferences,articles,events,sponsorship,foundations,competitionsandawards.这里
请用英文回答accounting和bookeeping的区别
1.YaoMingisontheHoustonRockets=YaoMing()()theHoustonRockets2.Hemissedthefistbusthismorning两个同义句
【单词辨析savepreservestoremaintainThelocalgovernmenthastakeneffectivemeasurestothenatureresources.A.saveB.preserve.C.storeD.maintain】
areyoustillthiningabouutyesterday'sgame-Areyoustillthinkingaboutyesterday'sgame?-Oh,that's___.A.whatmakesmefeelexcitedBwhateverIfeelexcitedaboutC.howlfeelaboutitD.whenlfeelexcited为什么D不可以.请从专业的角度解
TheBlackshadawonderfulholidayintheUK____thebadweather.A.inspiteB.despiteC.thoughD.although说下区别吧,
Pleasepassmethebookwhose（ofwhich）coverisgreen用whose有错?用ofwhich是没错我也是因为认为有错啊，但是因为这句子出现在一个网站里面，我是在那里学习啊，如果真有错的话，可是让人心寒哦
【-Kunmingisreallyacomfortablecitytolivein．-_________．Theweatherispleasant．（）A.SoitisB.SoisitC.Soitdoes．D.Sodoesit】
【thereare是否等于there‘re】
【Whatdoyoudo_____Mid-autumnDay?】
【Therearedesertplantswhichsurvivethedryseasonintheformofinactiveseeds.Therearealsodesertinsectswhichsurviveasinactivelarvae(幼虫).Inadditiondifficultasitistobelievetherearedesertfishwhichcansurviveth】
appointment前为什么要用an?又不是元音音标开头,怎么是an呢…
古莲花池和白洋淀用英语怎么说
为什么选C而不选其它,求详解.Therearesigns___C__restaurantsarebecomingmorepopularwithfamilies.A.inwhichB.whichC.thatD.whose
Directions:Thereare10blanksinthefollowingpassage.foreachblanktherearefourchoicesmarkedABCandD.youshouldreadthepassagecarefullyandthenchoosetheOnethatbestfitsintothepassage.Andwriteyouranswersinthebracketsin
work什么时候可数什么时候不可数?请各举一个例句!
【Therearereallytwoclassesofwealthypeople.However,determiningaperson'swealthisnotalwayseasy.Tilewealthofakingorqueen,itisdifficulttotellthesetwokindsofweahthapart.翻译,有的不是完整的句子】
根据音标写单词/ðəuz//frend//ðæt//θiŋk//ðæn//ðis//'æpl//bed//kæt//'br倒着的vðə//θri://let//fæt//'hæpi//'m倒着的vðəz//'frendli//wið//&#
idea意思为主意时是不是可数名词,哪种意思可数,哪种不可数
excuse是可数名词还是不可数,什么时候可数什么时候不可数,加例句,thereisnoeexcuse是可数名词还是不可数,什么时候可数什么时候不可数,加例句,thereisnoexcuse还是therearenoexcuses
【名词语法一直有个问题纠结着,1.coffee是不可数名词,可以说acoffee,twocoffees,.这可以不可数名词具体化coffee后可以+sthreegiassesofmike为什么不在mike后+s而是在glass+es2.adviceinformation也是不可数】
Therearefourfactoriesinourinstitute,＿.A.witheachhavingover100workersB.eachhavingo...Therearefourfactoriesinourinstitute,＿.A.witheachhavingover100workersB.eachhavingover100workersC.whichthereareover100workersD.with
Thestudentsusuallyhavevolleyballfortwohours.(对划线部分提问)()()()thestudentsusuallyhavevolleyball?
“事件”的一道题Inthe___oftheprojectnotbeingasucces,theinvestorshadtoloseupto$30million.A.faceB.timeC.eventD.course
Londonissoafamouscitythatmanypeoplechosetogohome改错
阅读短文，按要求完成任务。Thereareeightkindsoftigersintheworld.Atigerisusuallytwometerslongandtwohundredskilosheavy.Amothertigermayhavetwotofourbabieseachtime.Aboutthreeyearslaterthebabiescangrow
Thereareover37000knownspecies(种)ofspidersindifferentshapesandsizesintheworld.ThelargestspidersliveintherainforestsofSouthAmericaandareknownasthe"bird-eating"spiders.Thesespiderscangrow
阅读理解Thereareaboutthreehundredmillionhomelesschildrenintheworldandthenumberoftheselittletramps(流浪者)isstillincreasing.Theymakelivingsbybrushingshoessellingnewspapersbeggingandevenstealing.Th
英语翻译Ireallydon'tlikesnails,butJulialovesthem!Iguessthere'sjustnoaccountingfortaste.
morethan这句里什么意思Ontheotherhand,forthecountriesthatembracedglobalisation,theGDPfiguresrosesignificantlythroughthistime,andbythe1990shad(morethan)matchedthefiguresforthewealthycountriesofthe1960s.morethan
【小弟想知道管道英文符号LS(2K)是省么意思?1】
ThereareworldrecordsattheOlympicGames．Butwhataretheworldrecordsintheanimalkingdom？Thelargestandheaviestanimalonearthisthebluewhale．Itweighsbetween110and120tons．ItsheartisthesizeofaMiniCooper，It'sgotth
Thereisanoldmaninahouse.Inthehousetherearemanymice（老鼠）.Theoldmanhasacat.英译汉,人工的翻译,准确些.
用英语翻译这句话：“闭上你的香蕉嘴”谢谢!
谁能告诉我你喜欢什么名言是什么意思,你为什么喜欢这句名言谁告诉我我给他(她）悬赏积分
【一、英汉互译——速度!散步3月2日一副眼镜keepofflookaroundaten-yuannote】
【Thereissomefish.还是Therearesomefish.】
mostpeople和manypeople是同一个意思吗?表示许多人应该用哪一个?
thereareonlytenapplesleftinthebaskets,__thespoiltones.A.notcountingB.nottocountC.donnotcountD.havingnotcounting选哪个,为什么?
【Therearemomentsinlifewhenyoumisssomeonesomuchthatyoujustwanttopickthemfromyourdreamsandhugthemforreal!生活中,有时强烈的思念使我们恨不得一把将所爱的人从梦中带走,实实在在地拥抱他们中aremo】