问题详情：若曲线y=e﹣x上点P处的切线垂直于直线x﹣2y+1=0，则点P的坐标是( )A．（﹣2，ln2） B．（2，﹣ln2） C．（﹣ln2，2） D．（ln2，﹣2） 【回答】C【考点】利用导数研究曲线上某点切线方程．【专题】导数的概念及应用．【分析】设P（x，y），求出函数的导数，由在点P处的切线垂直于直线x﹣2y+1=0，求出x并代入解析式求出...
2022-08-10
问题详情：--Willyoube asupermarketonyourwayhome? --Yes,Walmartisjustbesidemyhome. A.lookingfor B.settingup C.fixingup D.passingby【回答】D知识点：动词和动词短语题型：选择题...
2020-03-23
问题详情： ---ShallwegotothePingshanHallforapicnictomorrow? ---Yes.Ifit________. A.willnotrain B.didn’train C.isn’training D.doesn’train【回答】D知识点：动词时态题型：选择题...
2020-10-09
问题详情：单项选择─Doesyoursisterreallywanttoplay violin? ─Yes，shebought newviolinyesterday. A.the;a B./;a C.a;the D.a;/【回答】A知识点：冠词题型：选择题...
2021-12-23
问题详情：英汉互译阅读下面的短文，将划线部分的句子译成汉语或英语。MybestfriendMichaelisa15-year-oldboy.Weareinthesameclass.Heworksveryhard.Heisneverlateforschooland1.他所有功课都学得好。Heisalwaysreadytohelpothers.Mymathisverypoor,soheoftenhelpsmewithita...
2020-10-28
Yehaveheardtheblasphemy:whatthinkye?Andye,ohherdesolatedaughters!Whathaveyedonetosurpassman?ButJesusperceivedtheirwickedness,andsaid,Whytemptyeme,yehypocrites?Yeofferpollutedbreaduponminealtar;andyesay,Whereinhavewepollutedthee?Forthepooralwaysyehave...
2017-06-20
问题详情：－Yourauntoftenwalksthedoginthemorning. －Yeah, badweatherstopsher. A.when B.unless C.because D.since【回答】B知识点：连词题型：选择题...
2021-09-16
问题详情：——Somestudentsspendtoomuchtimeplayingcomputergames.——Yes,it’sbadforthembuttheyseemtobe_____totheresultofdoingthat.d ial le bled【回答】A知识点：相似相近词比较题型：选择题...
2020-11-23
问题详情：--Goodnews!Anewteacherwillcometoyourclass. ---Yes,shewillteach_______Chinese.A.ours B.our C.us D.we【回答】C知识点：人称代词题型：选择题...
2019-07-02
问题详情： InaninternationalspellingcontestinAmerica,an11-year-oldgirlwasaskedtospellacertainword.Butwithher 21 voicethejudgeswerenotsureifshespelledthewordwiththeletterAorE.Theytalkeditoverand 22 decidedtosimplyaskherwhatshehadsai...
2020-11-18
问题详情：阅读理解:阅读下面短文，并根据短文内容从各题所给的A、B、C、D四个选项中，选出一个最佳选项。Mysix-year-oldgranddaughter,Caitlynd,discoveredasmallfreckle（斑点）onherleftarm.Shedidn’tlikeitandtriedtopickitoff.Itoldher,“Ohdear,that’sabeautifulmark.Don...
2020-07-23
问题详情：—ThelandinthesouthwestofChinaisingreatneedof ．—Yes,ithasn’trainedforalongtimethere．A．milk B．tea C．coffee D．water【回答】D知识点：名词题型：选择题...
2019-09-12
问题详情：—AnumberofforeignerscometoseetheGreatWalleveryyear.--Yes.It’snotonlyfamousandbeautifulbutalsothe_____ofChina.A.riddleB.mark C.capital D.symbol【回答】D知识点：名词题型：选择题...
2021-03-07
问题详情：从方框内选择最佳选项，完成对话。A：Hello,thisisDamaohere．IsthatMary?B：Yes．speaking．A：Mary．Thehappyweekendiscoming．1 B：Yes．I’mnotbusyatall．I’vealreadyfinishedmyhomework．A：2 B：I'venoideas．Whataboutyou?A：Letmesee．We’dbetterdosomethinginteresting...
2020-10-28
问题详情：—Manytrafficaccidentshappenedyesterday.Doyouknow? —Yes,iceontheroadwasthe____oftheaccidents. A.cause B.reason C.result D.key【回答】A知识点：相似相近词比较题型：选择题...
2020-04-22
问题详情：-WecouldinviteJohnandBarbaratotheFridaynightparty. -Yes,______?I’llgivethemacallrightnow. A.whynot B.whatfor C.why D.what【回答】A知识点：相似相近词比较题型：选择题...
2022-01-02
问题详情：—DidyouknowChinaisoneoftheoldestcountriesintheworld?—Yes,Idid.It’s thantheUS.A.mucholder B.moreolder C.muchelder D.moreelder【回答】A知识点：形容词比较级题型：选择题...
2019-12-25
问题详情：单项选择—Canyousee boyatthegateoftheschool? —Yes.Heis classmateofmine.A.a;a B.the;the C.the;a ...
2021-04-01
问题详情： (NEWYORK)AFrenchtouristhighlypraisedforrescuingatwo-year-oldgirlinManhattansaidhedidn’tthinktwicebeforedivingintothefreezingEastRiver.Tuesday’sDailyNewssaid29-year-oldJulienDuretfromFrancewasthemanwholeftthespotquicklyaftertherescuelastSa...
2019-10-09
问题详情：单项选择；从A、B、C、D四个选项中，选出与所给句子线部分意义相同或相近并能代替的那一项。Sixteen-year-oldsshouldn’tbeallowedtogettheirearspierced.A．gettheirearspierce． B．getpiercedtheirearsC．letsomebodypiercet...
2022-08-08
问题详情：--- interestingthestorybookis! ---Yes.Ihavereadittwice. A.Whata B.What C.Howa ...
2019-10-24
问题详情：任务型阅读阅读下面短文，并根据所读内容在文章后表格中的空格里填入最恰当的单词，每个空格只填1个单词A10-year-oldboydecidedtolearnjudo(柔道)thoughhelosthisleftarminacaraccident.Theboywasdoingwell,sohecouldn’tunderstandwhy,afterthreemonthsoftraining,...
2020-07-15
问题详情：阅读短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项。WangFengqin,a61-year-oldwomaninBeijing,volunteerstosort(分类)rubbishinherlivingareainBeijing’sChaoyangDistrict.At6:30everymorning,whilehalfofBeijingisstillinsleepingdreamsinbedo...
2019-04-30
问题详情：—Didyoulookupthetimeofthehigh-speedtrainstoShanghai?—Yes,theearlytrainis toleaveat5:30a．m． A．likely B．possible C．due D．ab...
2021-07-21
问题详情：—Tom，haveyoueverwatchedthetalentshowTheVoiceofChina?—Yes，Lucy，ifyouaregoodatsinging，youmayconsider___atry.A．tohave B．having C．has D．have【回答】B知识点：非谓语动词题型：选择题...
2020-01-30
中文谷
