- 问题详情:请根据电解饱和食盐水的实验内容填写:(1)阳极与电源的 极(选填正或负)相连;阳极产生 (填化学式)气体;它的检验方法是 _________。(2)阳极发生 反应;*极发生 反应(选填氧化或还原)。【回...
- 8213
- 问题详情:光电效应实验装置示意图如图所示.(1)若要使发生光电效应的电子不能到达A极,则电源的a极应为 极(选填正、负)(2)用频率为v的普通光源照*k极,没有发生光电效应,用频率大于ν的光照*k极,则立即发生了光电效应;此实验说明发生光电效应的条件是 ...
- 25648
- 问题详情:选择正确的词填空______(would/will)happeniftheymissthebus?wehavethepartytoday,half______(class/theclass)won’tcome.wewatchavideo,Iwillbe______(boring/bored).actionmovieisexciting.Let’shurryup.Orwe’llbe______(sorry/happy).Igotocollege,I’ll__...
- 16407
- 问题详情:选词填空(短文选词填空)experience without active idea enjoytired beautiful ...
- 20047
- 问题详情:语法填空从A、B、C三个选项中选择正确的*填空。Englishis________usefullanguagein________world.A.an;the B.a;the C./;the【回答】B知识点:冠词题型:选择题...
- 7403
- 问题详情:单项选择。从A、B、C三个选项中选择正确*填空。Mybrotherwants____orange,not____orangejuice.A.an;/ B.an;an C.a;/【回答】A知识点:冠词题型:...
- 19115
- 问题详情:选择填空;从A、B、C、D四个选项中,选出可以填入空白处的正确*。Pleaseacceptthepresent________ourbestwishes.A.for B.with C.to D.of【回答】B知识点:动词时态题型:选择题...
- 18011
- 问题详情:将正确的选项填入空白处 Sandraistwentyyearsold.ShecomesfromWuhan,acityinChina.She____1___withherauntanduncleandthreecousinsinManhattan(曼哈顿),apartofNewYork.HerparentsandtwobrothersstillliveinWuhan.Herbrotherswant____2___totheUnitedStates,...
- 14017
- 问题详情:单项填空,从A、B、C、D四个选项中,选出可以填入空白处的正确选项。 girlstookpartintheHappyGirlCompetition,butonlyfewofthemsucceeded.A.Thousandof B.TwothousandsC.Twothousandof D.Thousandsof【回答】D 知识点:数词题型:选择...
- 27821
- 问题详情:单项填空从A、B、C三个选项中选出正确的*填空。The_______ofmosttreeswillfallinautumn.A.leaf B.leafs C.leaves【回答】C知识点:名词题型:选择题...
- 24986
- 问题详情:完型填空7完形填空。根据短文内容,选择正确的选项。AthousandyearsagoHongKongwascoveredbyathickforest.Asmoreandmorepeoplecameto1inHongKong,thesetreeswerecutdownandbu.Nowthereis2forestleft,thoughtherearestillsomesmallareascoveredwithtrees.Wecallthe...
- 27022
- 问题详情: 4(选填“>、<、=”)【回答】<.知识点:实数题型:填空题...
- 25186
- 问题详情:单项填空,在每小题四个选项中,选出可以填入空白处的正确*。Hedecidednottotellhisparentsthathewasgoinghomebecausehewantedtogivethem a_______. A.gift B.note C.call ...
- 23285
- 问题详情:完形填空阅读下面的短文,选出能填入空白处的正确选项 MynameisGrace.Look!Thisisapictureof 1 family.Aboyisinit. 2 ismybrother,Tommy.Tommyis 3 thesofa,Awoman(妇女)isinthepicture,too.Sheismy 4 .Sheisatthetable.Myfat...
- 27385
- 问题详情: 单项填空 从A、B、C三个选项中选择正确的*填空。Therightpronunciationoftheword“success”is______.A./sək'ses/ B./'səkses/ C./sek'səs/【回...
- 19124
- 问题详情:单项填空在四个选项中,选出可以填入空白处的正确选项_________unusualexperienceyouhadintheUSA! A.Whata B.Whatan C.What D.How【回答】B知识点:感叹句题型:选择题...
- 25914
- 问题详情:选词填空(句子选词填空)am is are 1.Mr.Green atschool.2.--- youtwelve?---Yes,I ...
- 23223
- 问题详情:单项填空。从A.B.C.D.四个选项中选择能填入空白处的正确*。Mikeis_____honestboy.Henevertellsalie.A.a B.an C.the D./【回答】B 知识点:冠词题型:选择题...
- 7370
- 问题详情:单项选择,从A、B、C三个选项中选择正确的*填空。Heexpect________ youthisafternoon.A.see B.tosee C.seeing【回答】B知识点:非谓语动词题型:选择题...
- 12260
- 问题详情:语法填空。从A、B、C三个选项中选择正确的*填空。Hewouldrather________moneytocharitythan________himselfexpensivethings.donate;buy B.donate;buy C.donating;buying【回答】B知识点:动词和动词短语题型:选择题...
- 7308
- 问题详情:单项填空 从A、B、C三个选项中选择正确的*填空。—It’s_____usefulbook,yes?—Yeah,ittellsushowtoplay_____piano.A.an,the B.a,/ C.a,the【回答】C知识点:冠词题型:选择题...
- 14092
- 问题详情:单项填空。从A.B.C.D四个选项中选择能填入空白处的正确*。-what`s this_______English? ---I________know. A.on;do B.for;does C.at;doesn't D.in;don't【回答】...
- 4570
- 问题详情:单项填空;从A、B、C、D四个选项中选出能填入空白处的正确*。Lindadidn’ttellherparentsthatshewasgoing_____homebecauseshewantedtogivethem_____surprise.A./;a B. /;the C./;an ...
- 27582
- 问题详情:语法填空;从A、B、C三个选项中选择正确的*填空。BythetimeIgottotheairport,theplane________.A.havetakenoff B.hadtakenoff C.istakenoff【回答】B知识点:动词和动词短语题型:选择题...
- 32770
- 问题详情: 知识运用;语法填空从ABC三个选项中选择正确的*填空.Thereis______“W”and______“N”intheword“woman”. A.a;an B.an;/ C.a;the【回答】A知识点:相似相近词比较题型:选择题...
- 30277