1、爱迪生被世人誉为“发明大王”,他一生为人类提供了约二千项大小发明。他成功的秘廖就是“勤奋”加“恒心”。为了寻找灯泡内的耐热材料,他先后试用了大约六千种纤维材料,最后找到了碳化竹丝。第一盏竹丝灯虽然亮了1200个小时。但他继续不断探索,持之以恒,不断改进,最后发展到钨丝灯,前后花了20年时间。
他为了把容易腐蚀的硫酸电池改造成镍铁感蓄电池,他从1900年开始坚持不懈地进行试验,花了10年时间,进行了近五万次的试验才获成功。
2、马克思写《资本论》花了 40 年;达尔文写《物种起源》花了 20 年。
3、哥白尼写《天体运行论》花了 36 年;摩尔根写《古代社会》花了 40 年。
4、歌德写《浮士德》花了 60 年;托尔斯泰写《战争与和平》花了 37 年。
5、司马迁写《史记》花了 15 年;左思写《三都赋》花了 10 年。
6、李时珍写《本草纲目》花了 27 年;曹雪芹写《红楼梦》花了 10 年。
7、徐霞客写《徐霞客游记》花了 34 年。
一般疑问句、否定句
1.Lindaoftendoesherhomeworkafterschool.(改为一般疑问句
________Lindaoften________herhomeworkafterschool?
2.Marysentherfriendacardtowishhimahappybirthday.(改为一般疑问句
Maryherfriendacardtowishhimahappybirthday?
3.Hisfatherknowssomethingabouthowtocreatecomicstrips.(改为否定句
Hisfather_________know_________abouthowtocreatecomicstrips.
4.MyhusbandhasneversentflowerstohismotheronMother’sDay.(改为一般疑问句_________yourhusband_________sentflowerstohismotheronMother’sDay?
5.Weshalldonatemoneyandclothestothosewhoneedhelp.(改为一般疑问句)____________we___________moneyandclothestothosewhoneedhelp?
6.Iwanttosendthisletterbyexpressmail.(改为一般疑问句
__________you__________tosendthisletterbyexpressmail?
7.BothmysisterandIlikereadingcomicstrips.(改为否定句
_______ofus_______readingcomicstrips.
8.Mary’sfathertoldherhowtosolvetheproblemimmediately.(改为否定句
Mary’sfather__________________herhowtosolvetheproblemimmediately.
9.TheGreeksoldierscapturedtheTrojansthroughatrickatlast.(改为一般疑问句
____________theGreeksoldiers____________theTrojansthroughatrickatlast?
10.Martinhastowalktoschoolearlyinthemorning.(改为否定句)
Martin____________towalktoschoolearlyinthemorning.
11.Kittyhaspianolessonsatweekends.(改为一般疑问句
Kittypianolessonsatweekends?
12.Theremovalmanputthewashingmachinenexttothefridge.(改为否定句
Theremovalman________________thewashingmachinenexttothefridge
13.Peterhasalreadyfinishedhisproject.(改为否定句
Peter________finishedhisproject________.
14.Bothofthetwinslikepopmusic.(改为否定句
______ofthetwins______popmusic.
15.KatehasalreadyboughtacatfromMr.Wo’spetshop.(改为否定句
Kate__________boughtacarfromMr.Wo’spetshop__________.
16.Samdrovetoworkyesterdaymorning.(改为否定句
Sam__________________toworkyesterdaymorning.
17.Brucehastolookafterhislittlebrotheratweekends.(改为一般疑问句
_________Bruce_________tolookafterhislittlebrotheratweekends?18.Mylittlesondidsomereadingbeforegoingtobedlastnight.(改为一般疑问句)___________yourlittleson_____________anyreadingbeforegoingtobed?
同义句
1.Theolderhegets,themoreforgetfulhebecomes.(保持原句意思)
Hebecomesmoreforgetful________________.
2.Sarahcan’tunderstandtheFrenchfilm.Cindycan’tunderstandit,either.(合并为一句
________Sarah________CindycanunderstandtheFrenchfilm.Itwas________cold________thedrivercouldn’tgettheenginestarted.3.Itwastoocoldforthedrivertogettheenginestarted.(保持句意基本不变
4.Alicedoessportsafterschool.Bendoessportsafterschool,too.(保持句意不变)Alicedoesportsafterschool.____________Ben.
5.Thefirewassofierce(凶猛的thatnobodycouldenterthebuildingtorescuepeople.(保持句意基本不变
Thefirewas_________fiercefor_________toenterthebuildingtorescuepeople.
6.Maryfinishedherwork.Thenshewenthome.(合并为一句)
Mary___________gohome_________shefinishedherwork.
7.Ifyouareverycareful,youwillmakefewmistakes(保持句意基本不变
The__________carefulyouare,the__________mistakesyouwillmake.
8.Nancydoesn’twanttoownacar.Alandoesn’twanttowonacar,either.(合并为一句__________Nancy__________Alanwantstoownacar.
9.Usethelinkmethodsothatyoucanimproveourmemory.(改为简单句
Usethelinkmethod__________________toimproveourmemory.
10.Youwillbeunhealthyifyoudon’tdoexerciseregularly.(保持句意基本不变
Youwillbeunhealthy_________you_________exerciseregularly.
11.Tokeeptheroomclean,weneedtowashpetdogsregularly.(保持句意基本不变
Weneedto
washpetdogsregularly________________________wecankeeptheroomclean.
12.Iwillcallthepoliceifthatnoisedoesn’tstopsoon.(保持句意基本不变
Iwillcallthepolice____________thatnoise____________soon.
13.Theicecreamwillmelt,soyou’dbetterputitinthefridgeatonce.(保持句意基本不变Theicecreamwillmelt______you______putitinthefridgeatonce.
14.LittleTomatetoomanychocolates.Hehadtoothache.(两句合并为一句
LittleTomate_________manychocolates_________hehadtoothache.
15.ThemagazineyouarereadingisJane’s.(保持句意基本不变
Themagazineyouarereading______________Jane.
16.Ericdidthesciencetestmostquicklyinourclass.(保持句意基本不变
Ericdidthesciencetest________________thananyotherstudentinourclass.
17.Ifyoudon’tcleanyourteethregularly,youwillgettoothache.(保持句意基本不变You________gettoothache________youcleanyourteethregularly.
18.Peterwillgotojail.Johnwillnotgotojail.(合并成一句
Peterwillgotojail____________John.
19.We’veaskedmymothertolookafterthekidswhenweareaway.(保持句意基本不变We’veaskedmymotherto____________________thekidswhenweareaway.
20.DetectiveKenexaminedtheroomcarefullyinordertofindsomeclues.(保持句意基本不变
DetectiveKenexaminedtheroomcarefully____________________hecouldfindsomeclues.
21.Iboughtmyprivatecartenyearsago.(保持句意基本不变
I__________________myprivatecarfortenyears.
22.Takethemaglevtrain,oryouwillbelatefortheplane.(保持句意基本不变
You_________belatefortheplane_________youtakethemaglevtrain.23.Jackwasverytall.Hewasabletoreachthebookontheshelf.(保持句意基本不变Jackwas_________________________toreachthebookontheshelf.
1.TheterribleearthquakedestroyedmanyhousesinWenchuanin2008.(改为被动语态ManyhousesinWenchuan________________bytheterribleearthquakein2008.
2.Abigfiredamagedahigh-risebuildinginShanghaitwomonthsago.(改为被动语态
Ahigh-risebuilding________________byabigfireinShanghaitwomonthsago.
3.Youwritealltheanswersontheanswersheet.(改成被动语态
Alltheanswers____________ontheanswersheet.
4.Thegovernmenthelpedthevictimsofthe11.15Fire.(改为被动语态)
The____________ofthe11.15Fire____________helpedbythegovernment.
5.Thereporterwillinterviewthewinnerof“China’sgotTalent”thisevening.(改为被动语态Thewinnerof“China’sgotTalent”will____________________bythereporterthisevening.
6.MyfriendJoneswrotesomearticlesaboutmemorylastmonth.(改为被动语态
Somearticlesaboutmemory______________bymyfriendJoneslastmonth.
7.Wegavetwopandas,KaiKaiandXinXintoMacaoasagiftlastyear.(改为被动语态Twopandas,KaiKaiandXinXin__________________toMacaoasagiftlastyear.
8.Wecancompletetheworkaheadoftime.(改为被动语态
Theworkcan________________________aheadoftime.
9.Mr.LichosetenstudentstotakepartintheEnglishreadingcontestlastweek.(改被动)
Tenstudents______________totakepartintheEnglishreadingcontestbyMr.Lilastweek.
10.Paulmadethreemodelplaneslastyear.(改为被动语态
Threemodelplanes______________byPaullastyear.
11.Myfatheroftenusesacomputerinhiswork.(改为被动语态
Acomputer________often________inmyfather’swork.
12.Recently,peoplefoundahugeegginachickenhouseinEngland.(改成被动语态Recently,ahugeegg____________inachickenhouseinEngland.
13.Theartistswillpaintmorebeautifulpicturesinthefuture.(改为被动语态)
Morebeautifulpictureswill____________________bytheartistsinthefuture.
14.WewillbuildmoreundergroundlinesinShanghaiinthefuture.(改为被动语态
Moreundergroundlineswill________________inShanghaiinthefuture.
15.WecanseepapercuttinginmanypartsofChinaduringtheSpringFestival.(改被动
Papercuttingcan__________________inmanypartsofChinaduringtheSpringFestival.16.Theythrewsomerubbishintotheriveratnightdaysago.(改为被动语态
Somerubbish______________________intotheriveratnightdaysago.
(对划线部分提问
________________isShanghaiNo.1DepartmentStoreopen?
2.(对划线部分提问________________hasLucyworkedinthiscompanysinceshegraduated?(对划线部分提问)__________________youinterviewsomeofherneighbors?对划线部分提问
__________________thelittleboygetupearlyinthemorning?
5.BobpreparedfortheNewYear’(对划线部分提问)______________________BobpreparefortheNewYear’spartyofourclass?
6(对划线部分提问
____________________didtheShanghaiWorldExpolast?
7.对划线部分提问
______________theoldmanandhiswifelivetwentyyearsago?
8.(对划线部分提问
__________________Alicecompletethesciencetestinyourclass?(对划线部分提问
________________________havetheylivedinHongKong?就划线部分提问__________mycousinsoftenkeepintouchwiththeirfriends?对划线部分提问______________Aliceboughtsomepaperflowers?
12.Cheng’eII(划线部分提问
________________didChang’eIIRockettraveltothemoon?(对划线部分提问
____________istheirnewcompanyfromthecitycenter?对划线部分提问____________________hasUncleDaminusedcormorantstocatchfish?
15.John’对划线部分提问__________________isJohngoingtomeettheexchangestudentsfromtheUS?
16.isheldforababy’sfirst-monthbirthday.(对划线部分提问
__________________heldforababy’sfirst-monthbirthdayinChineseculture?对划线部分提问
_______________________isitfromheretothePeople'sSquare?
垃圾分类,人人有责
地球是人类美好的家园,在宇宙里是一个非常美的蓝星,可是在地球里却有很多臭水沟、黑色浓烟……这都是怎么一回事呢?其实大部分都是垃圾填埋法和垃圾焚烧法造成的,让我细细道出它们俩办法的特点吧!
垃圾填埋法:简单地说也就是把垃圾放进人类事先挖好的大坑里,在用泥土稍微盖上去。可这种办法根本没用,除了可以不在生活中看见垃圾。可是在垃圾上面的土壤是寸草不生,不能在房子,也就是说这里是一个弹丸之地。经过人类多年来的改进,将衬垫隔离了土壤与地下水,将臭气从排气管排到高空,下雨造成的污水不会外泄,可这里还是不能造房子,所以这个办法怎么说都是不好的。
垃圾焚烧法:这种办法可以快速将垃圾“消失”,缺点有费电、有遗留物、黑色费烟……可这个方法受到了大多数政府的一致肯定,因为填埋法又破地又破财而且没什么用。垃圾分类主要用于垃圾焚烧法,第一步将可回收垃圾排去,剩下别的垃圾;第二步是将有害垃圾与其他垃圾这些干垃圾用普通火烧掉;第三步将厨余垃圾用电烧去。这样可以有效减少费电情况。
虽然垃圾分类很重要,但是减少垃圾“生产”更重要,所以人人都要担当起这个责任。
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