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发表时间:2020-11-03

高二第一学期的英语期末复习备考计划。

一名优秀的教师在每次教学前有自己的事先计划,高中教师要准备好教案,这是高中教师的任务之一。教案可以让学生能够在教学期间跟着互动起来,帮助高中教师掌握上课时的教学节奏。那么怎么才能写出优秀的高中教案呢?以下是小编为大家精心整理的“高二第一学期的英语期末复习备考计划”,大家不妨来参考。希望您能喜欢!

高二第一学期的英语期末复习备考计划

复习目标:根据高二学生对所学的知识掌握情况,进行系统性归纳和总结,提高综合运用能力。

复习重点:以必修修五知识为主要复习内容。

复习要求:

1、注意复习的全面性。

2、注意重难点。

3、注意密度、合理分配时间。jAB88.CoM

4、以练为主,综合练习为主。

复习措施:

1、根据考试类型题,有系统的针对性的进行专项复习的针对性练习和反馈的巩固练习。

2、复习过程中进行阶段性综合练习。

3、在复习过程中要注重培优辅差工作。同时及时了解学生学习的思想动向,给予适当的鼓励和信心。

4、加强单词的朗读和默写,给学生明确的任务,使他们也能尽自己最大能力过好单词关。将词组复习与单词分类复习相联系。在复习过程中,要紧紧抓住教材中的阅读,做到精读和导读相结合,在较短时间内起到良好的教学效果。把单词、词组、句子和阅读作为一个有机整体,在复习过程中将它们紧密联系起来,合理安排复习内容,提高学生整体运用知识的能力。

5、坚持每节课前适量单词的听写,加强他们认真、细心的学习态度,巩固知识的运用等能力和增强学习成功的信心。

复习具体计划:

1、认记所归纳的词组

2、归纳语法

3、进行针对性的专项练习(1)单项选择(2)完型填(3)阅读理解

复习时间安排:根据自己的实际情况制定

时间

早自习

正课

晚自习

1月2日

M5U1词汇记忆

M5U1综合复习

M5U1限时测试

1月3日

M5U2词汇记忆

M5U2综合复习

M5U2限时测试

1月4日

M5U3词汇记忆

M5U3综合复习

M5U3限时测试

1月5日

M5U4词汇记忆

M5U4综合复习

M5U4限时测试

1月6日

M5U5词汇记忆

M5U5综合复习

M5U5限时测试

1月7日

课标词汇记忆10

阅读专题讲解1

阅读限时测试1

1月8日

课标词汇记忆10

阅读专题讲解2

阅读限时测试2

1月9日

课标词汇记忆10

完型专题讲解

完型限时测试

1月10日

课标词汇记忆10

续写专题讲解

续写限时测试

1月11日

课标词汇记忆10

概要专题讲解

概要限时测试

精选阅读

高二化学下册期末备考知识点复习


高二化学下册期末备考知识点复习

高二化学下册知识点(一)

有机物的溶解性

(1)难溶于水的有:各类烃、卤代烃、硝基化合物、酯、绝大多数高聚物、高级的(指分子中碳原子数目较多的,下同)醇、醛、羧酸等。

(2)易溶于水的有:低级的[一般指N(C)≤4]醇、(醚)、醛、(酮)、羧酸及盐、氨基酸及

盐、单糖、二糖。(它们都能与水形成氢键)。(3)具有特殊溶解性的:

①乙醇是一种很好的溶剂,既能溶解许多无机物,又能溶解许多有机物,所以常用乙醇

来溶解植物色素或其中的药用成分,也常用乙醇作为反应的溶剂,使参加反应的有机物和无机物均能溶解,增大接触面积,提高反应速率。例如,在油脂的皂化反应中,加入乙醇既能溶解NaOH,又能溶解油脂,让它们在均相(同一溶剂的溶液)中充分接触,加快反应速率,提高反应限度。

②苯酚:室温下,在水中的溶解度是9.3g(属可溶),易溶于乙醇等有机溶剂,当温度高高中化学选修5于65℃时,能与水混溶,冷却后分层,上层为苯酚的水溶液,下层为水的苯酚溶液,振荡后形成乳浊液。苯酚易溶于碱溶液和纯碱溶液,这是因为生成了易溶性的钠盐。

③乙酸乙酯在饱和碳酸钠溶液中更加难溶,同时饱和碳酸钠溶液还能通过反应吸收挥发出的乙酸,溶解吸收挥发出的乙醇,便于闻到乙酸乙酯的香味。

④有的淀粉、蛋白质可溶于水形成胶体。蛋白质在浓轻金属盐(包括铵盐)溶液中溶解度减小,会析出(即盐析,皂化反应中也有此操作)。但在稀轻金属盐(包括铵盐)溶液中,蛋白质的溶解度反而增大。

⑤线型和部分支链型高聚物可溶于某些有机溶剂,而体型则难溶于有机溶剂。

⑥氢氧化铜悬浊液可溶于多羟基化合物的溶液中,如甘油、葡萄糖溶液等,形成绛蓝色溶液。

高二化学下册知识点(二)

既能与强酸,又能与强碱反应的物质

(1)2Al+6H+==2Al3++3H2↑

2Al+2OH+2H2O==2AlO2+3H2↑

(2)Al2O3+6H+==2Al3++3H2O

Al2O3+2OH==2AlO2+H2O

(3)Al(OH)3+3H+==Al3++3H2O

Al(OH)3+OH==AlO2+2H2O

(4)弱酸的酸式盐,如NaHCO3、NaHS等等

NaHCO3+HCl==NaCl+CO2↑+H2ONaHCO3+NaOH==Na2CO3+H2O

NaHS+HCl==NaCl+H2S↑NaHS+NaOH==Na2S+H2O

(5)弱酸弱碱盐,如CH3COONH4、(NH4)2S等等

2CH3COONH4+H2SO4==(NH4)2SO4+2CH3COOHCH3COONH4+NaOH==CH3COONa+NH3↑+H2O(NH4)2S+H2SO4==(NH4)2SO4+H2S↑(NH4)2S+2NaOH==Na2S+2NH3↑+2H2O

(6)氨基酸,如甘氨酸等

H2NCH2COOH+HCl→HOOCCH2NH3ClH2NCH2COOH+NaOH→H2NCH2COONa+H2O

高二英语下学期期末复习(选修八Unit4)


高二英语下学期期末复习(选修八Unit4)
I单词拼写
1.Elizaisapoorflowergirlwhohas_________(雄心勃勃)toimproveherself
2.Weareonly___________________(点头之交).InfactIdon’tevenknowhisfullname
3.Thisbookisoneofthe________(名著)ofEnglishliterature.
4.Heseemedtohave_______(忽视)oneimportantfact.
5.Oneofmyfriendskeepsan_____(古玩)shop.
6.Don’th_______totellusifyouhaveaproblem.
7.Maryb_______herfriendstotheenemy.
8.Manypeoplewenttothewesttomakeaf_______.
9.Allthethings___________(consider),hisproposalisofgreatervaluethanyours.
10.Hehadhisleg_________(break)inthematchyesterday.
II单项选择
1.Iwas__________aboutit.Ithoughtyouwereresponsibleandthat’swhyIscoldedyou.Pleaseforgiveme.
A.curiousB.worriedC.particularD.mistaken
2.TheSeptember11attackhasbeen_____bytheentireinternationalcommunity.
A.condemnedB.scoldedC.criticizedD.blamed
3.Heisnota(n)________,onlya(n)___________.
A.friend;acquaintancesB.acquaintance;friend
C.friend;acquaintanceD.acquaintances;friend
4.Inourschoolstudentsare________accordingtohowmuchtheyknowandhowoldtheyare.
A.classifiedB.combinedC.listedD.made
5._________,whatyoudidisright.Sodon’tbeworriedaboutitanymore.
A.GeneralspeakingB.Generallyspeaking
C.GeneralspokenD.Generallytospeak
6.CharlesDarwinconsidered______tobetheprocessbywhichevolutiontookplace.
A.adjustB.accompanyC.abandonD.adaptation
7.Heisnotveryconfidentandalways_______beforemakingadecision.
A.considersB.hesitatesC.reflectsD.waits
8.Shethoughtherself_______toherfriendsbecauseherfamilywasrich.
A.higherB.betterC.richerD.superior
9.Agriculturalistsareverypopularwiththefarmersastheyare________agriculturalscienceandtechnology.
A.ingreatneedofB.ingreatlyneedof
C.greatlyneedofD.verymuchneedof
10.Whendaydawned,thestars__________ofsight.
A.keptawayB.fadedoutC.fadedintoD.diedout
11.Whata______smell!Howlongwasitsinceyoulastcleanedthehouse?
A.smellyB.tastyC.sweetD.disgusting
12.ManypeoplewenttothesouthernpartsofChinato________theirfortune.
A.findB.searchC.makeD.receive
III阅读理解
Careereducationisinstructionintendedtohelpyoungpeopleidentify,choose,andprepareforacareer.Suchinstructionmayfocusonaperson’sroleinwork,leisure,orfamilylife.Careereducationdiffersfromvocationaleducation,whichisdesignedtoteachspecificoccupationalskills.
Careereducationincludestheformalandinformallearningthatoccursinthefamily,inthecommunity,andinschools.Inschools,careereducationconsistsofinstructiveactivitiesincludedinmanycourses.Theseactivitiesaredesignedtoimprovetheattitudes,knowledge,andskillsimportantforworkroles.Careereducationhelpsstudentsdevelopself-understandinganduseittoplantheireducationandworkinglife.
Acompletecareereducationprograminschoolbeginsinkindergartenandcontinuesatleastthroughhighschool.Manycollegesanduniversitiesalsooffercareereducationthroughtheircounseling(咨询)programs.Inkindergartensandelementaryschools,youngsterslearnaboutdifferenttypesofwork.Inmiddleschoolsorjuniorhighschool,childrenbegintoexploretheoccupationsandleisureactivitiesthatinterestthemmost.Inhighschool,studentsgetmorespecificinformationaboutoccupationsandlifestyles.Theymaybeinclassroom,smallgroup,orindividualsessionswheretheylearnhowtomakecareerdecisions.Theyalsoshouldobtaintheskillstheyneedforfurtherstudyorforajobaftergraduation.Counselorsprovideinformationonsuchmattersashowtolocateandapplyforjobsandhowtobesuccessfulininterviews.Teachersandcounselorsuseavarietyofmethodstoprovidecareereducation,includingfilmsaboutoccupationsorindustries.Childrenmayinviteparentsorotheradultstocometoschoolanddescribetheirjobs.Astudentmayaccompanyaworkeronthejob.Cooperativeeducationcombinesclassroomstudywithpracticalworkexperience.

1.Accordingtothepassage,whichstatementistrue?
A.Careereducationiscarriedoutinprimaryschoolsonly.
B.Careereducationiscarriedoutinmiddleschoolsonly.
C.Careereducationiscarriedoutincollegesonly.
D.Careereducationiscarriedoutinthewholeprocessofpeople’seducation–fromkindergartentouniversity.
2.Itmaybeinferredfromthepassagethat_________.
A.notonlyteachersbutalsoparentsareresponsibleforyoungsters’careereducation
B.inhighschools,studentsknowmorespecificinformationaboutoccupations
C.careereducationmaybeinclassroom,smallgroup,orindividualsessions
D.teachersuseavarietyofmethodstoprovidecareereducation,includingfilms
3.AchildmaygetcareereducationinallthefollowingplacesEXCEPT_________.
A.schoolsB.homesC.communitiesD.publicplaces
4.Theunderlinedword“combine”inthelastparagraphmeans“to________”.
A.connectB.forceC.provideD.attempt
IV完形填空
Somemythsarestoriesusedsinceancienttimes,toexplainthecausesofnaturalphenomena.TheGreekmyththatexplainswhytherearechangesof___1_____aboutDemeter,thegoddessoftheharvest.Shehadadaughter,Persephone,whomshelovedverymuch.Hades,godoftheunderworld,fellinlovewithPersephone,andheaskedZeus,the___2_____ofthegods,togivePersephonetohimashis_____3____.ZeusdidnotwanteithertodisappointHadesortoupsetDemeter,sohesaidhewouldnotagreetothemarriage,butneitherwouldhe___4______it.Hades,therefore,decidedtotakethegirlwithout____5____.WhenPersephonewaspickingflowersinthegarden,heseizedherandtookhertotheunderworld.WhenDemeter____6___whathappenedtoPersephone,shebecameso___7____thatshecausedallplantsto_____8___.Peoplewerein_____9____ofstarving.ButDemeterwasdeterminednottoletcropsgrow____10______herdaughter,Persephone,wasreturnedtoher.____11______,stillnotwantingtodisappointHades,decideduponaconditionforPersephone’s____12___.Shecouldgobacktohermotherifshehadnot___13_____anythingwhileshewasintheunderworldDemeter___14_____it,underworld.WhenZeus_____15____this,hedecidedthatPersephonecouldspendpartoftheyearwithher____16_____.Butheaddedthatsinceshehadeatentheseeds,shehadtospendpartoftheyearintheunderworld.Andsoit__17____thatwhenPersephoneisintheunderworld,Demeterissadand___18_____notletthecropsgrow.Thatis___19_____wehavewinterwhenplantsdonotgrow.WhenPersephonereturns,Demeteris____20_______.Itbecomesspring,andplantsbegintogrowagain.
1.A.periodsB.seasonsC.timeD.age
2.A.winnerB.rulerC.advisorD.fighter
3.A.wifeB.loverC.partnerD.daughter
4.A.forbidB.forgiveC.admitD.accept
5.A.arrangementB.warningC.reasonD.permission
6.A.letoutB.workedoutC.thoughtoutD.foundout
7.A.excitedB.tiredC.angryD.serious
8.A.growfastB.startgrowingC.stopgrowingD.growslowly
9.A.dangerB.hopeC.turnD.case
10.A.sinceB.untilC.afterD.when
11.A.PersephoneB.ZeusC.DemeterD.Hades
12.A.returnB.changeC.marriageD.journey
13.A.stolenB.foundC.eatenD.heard
14.A.understoodB.refusedC.doubtedD.accepted
15.A.discoveredB.studiedC.forgotD.prepared
16.A.daughterB.motherC.godD.ruler
17.A.worksB.remainsC.happensD.starts
18.A.shouldB.canC.dareD.will
19.A.whereB.becauseC.whyD.how
20.A.niceB.friendlyC.freshD.happy
V改错
Peopleoftenlookfortheweathertheywantit.1.________________
Whenafarmerneedwater,helooksforsomething2.________________
totellhimitsgoingtorain;hewon’tbelieve3.________________
anythingelse.Whenfriendshavepicnic,they4.________________
aresosuretheweatherisgoingtoclearupvery5.________________
quicklythattheysithavetheirlunchwhileitrains.6.________________
Almosteveryonelistenstothattheweatherman7.________________
says.Buthedoesnotalwaystellusallwhatwewant,8.________________
onceinawhilehemakesthemistake.Still,he9.________________
probablecomesclosertobeingcorrectthananyoneelse.10.________________

选修八Unit4参考答案
I单词拼写:.
1.ambitions2.noddingacquaintances3.classics4.overlooked5.antique
6.hesitate7.betroyed8.fortune9.considered10.broken
II.单选
1-5DACAB6-10DBDAB11-12DC
III阅读
1-4DADA
IV.完型
1-5BBAAD6-10DCCAB11-15BACDA16-20BCDCD
V改错
1.去掉it2.need→needs3.its→it’s4.picnic前加a5.√6have→having7.that→what8.what→that或去掉what9.the→a10.probable→probably

高二英语下学期期末复习(必修8Unit5)


高二英语下学期期末复习(必修8Unit5)
一、单词拼写
1.Livingconditionsinthecampwerepretty_____________(原始)
2.Alotof_____________(分析)oftheaccidentshowedwhathadhappened.
3.Heisvery_____________(有条理的)inallhedoes.
4.Theotherdaythecrowda__________hiswonderfulperformanceforfiveminutes.
5.It’spolitetoi________otherswhentheyaretalking.
6.Afteranotherglassofwine,Ibegantofeeld_______________
7.Theknifeneedss____________;whenIcutitupmeat,itdoesn’tworkwell.
8.Itisimpossibletoi__________themanamongsomanypeople.
9.Heismakinga_________________(试探性的)plan.
10.Payattentiontothe_________(标点符号)ofthissentence.
二、单项选择
11.---Sorryto________you,butcouldIaskyouaquickquestion?
---Noproblem.
A.worryB.preventC.interruptD.disappoint
12.Hehasmadea________offer–hewillmakeitclearassoonaspossible.
A.sureB.certainC.tentativeDclear
13.Somepeopleactregardless_________whatwillhappenafterwards.
A.ofB.withC.asD.for
14.--WheredoesMr.Greencomefrom?
---I’mnotsure,buthisaccent____________Australia.
A.suggestsB.soundsC.advisesD.shows
15.--Dad,ImconfusedwhatIamgoingtodoaftergraduation.
--Youdbetterfirstexploreyourtalentsandgettoknowyourselfsoastofindout__________yourrealinterestslie.
A.whatB.whereC.inwhichD.how
16.Dontsitaroundfeelingsorryforyourself.Beoptimisticand________.
A.lookatB.lookforwardC.lookaheadD.lookbehind
17.Thebutcherisskilledat_________thepork.
A.cuttingdownB.cuttingup.cuttingoffD.cuttingout
18.Hehurriedtothestationonly______thatthetrainhadleft.
A.tofindB.findingC.foundD.tohavefound
19.In______archaeologyyouwilloftenbeaskedtowriteadescriptionoftheartifacts(人工制品)thathavebeenfoundin______excavation.

高二下学年化学期末备考知识点归纳


高二下学年化学期末备考知识点归纳

高二化学下册知识点(一)

有机物的溶解性

(1)难溶于水的有:各类烃、卤代烃、硝基化合物、酯、绝大多数高聚物、高级的(指分子中碳原子数目较多的,下同)醇、醛、羧酸等。

(2)易溶于水的有:低级的[一般指N(C)≤4]醇、(醚)、醛、(酮)、羧酸及盐、氨基酸及

盐、单糖、二糖。(它们都能与水形成氢键)。(3)具有特殊溶解性的:

①乙醇是一种很好的溶剂,既能溶解许多无机物,又能溶解许多有机物,所以常用乙醇

来溶解植物色素或其中的药用成分,也常用乙醇作为反应的溶剂,使参加反应的有机物和无机物均能溶解,增大接触面积,提高反应速率。例如,在油脂的皂化反应中,加入乙醇既能溶解NaOH,又能溶解油脂,让它们在均相(同一溶剂的溶液)中充分接触,加快反应速率,提高反应限度。

②苯酚:室温下,在水中的溶解度是9.3g(属可溶),易溶于乙醇等有机溶剂,当温度高高中化学选修5于65℃时,能与水混溶,冷却后分层,上层为苯酚的水溶液,下层为水的苯酚溶液,振荡后形成乳浊液。苯酚易溶于碱溶液和纯碱溶液,这是因为生成了易溶性的钠盐。

③乙酸乙酯在饱和碳酸钠溶液中更加难溶,同时饱和碳酸钠溶液还能通过反应吸收挥发出的乙酸,溶解吸收挥发出的乙醇,便于闻到乙酸乙酯的香味。

④有的淀粉、蛋白质可溶于水形成胶体。蛋白质在浓轻金属盐(包括铵盐)溶液中溶解度减小,会析出(即盐析,皂化反应中也有此操作)。但在稀轻金属盐(包括铵盐)溶液中,蛋白质的溶解度反而增大。

⑤线型和部分支链型高聚物可溶于某些有机溶剂,而体型则难溶于有机溶剂。

⑥氢氧化铜悬浊液可溶于多羟基化合物的溶液中,如甘油、葡萄糖溶液等,形成绛蓝色溶液。

高二化学下册知识点(二)

既能与强酸,又能与强碱反应的物质

(1)2Al+6H+==2Al3++3H2↑

2Al+2OH+2H2O==2AlO2+3H2↑

(2)Al2O3+6H+==2Al3++3H2O

Al2O3+2OH==2AlO2+H2O

(3)Al(OH)3+3H+==Al3++3H2O

Al(OH)3+OH==AlO2+2H2O

(4)弱酸的酸式盐,如NaHCO3、NaHS等等

NaHCO3+HCl==NaCl+CO2↑+H2ONaHCO3+NaOH==Na2CO3+H2O

NaHS+HCl==NaCl+H2S↑NaHS+NaOH==Na2S+H2O

(5)弱酸弱碱盐,如CH3COONH4、(NH4)2S等等

2CH3COONH4+H2SO4==(NH4)2SO4+2CH3COOHCH3COONH4+NaOH==CH3COONa+NH3↑+H2O(NH4)2S+H2SO4==(NH4)2SO4+H2S↑(NH4)2S+2NaOH==Na2S+2NH3↑+2H2O

(6)氨基酸,如甘氨酸等

H2NCH2COOH+HCl→HOOCCH2NH3ClH2NCH2COOH+NaOH→H2NCH2COONa+H2O