Unit1 wake up Lesson 2【知識(shí)精研】培生朗文new big fun_第1頁
Unit1 wake up Lesson 2【知識(shí)精研】培生朗文new big fun_第2頁
Unit1 wake up Lesson 2【知識(shí)精研】培生朗文new big fun_第3頁
Unit1 wake up Lesson 2【知識(shí)精研】培生朗文new big fun_第4頁
Unit1 wake up Lesson 2【知識(shí)精研】培生朗文new big fun_第5頁
已閱讀5頁,還剩98頁未讀 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡介

ContentConnectionLifeScienceListenandread.Whatarebacteria?TakeaShowerWhenyourparentstellyoutotakeashower,theyaregivingyougoodadvice.Washyourface,behindyourears,andunderyourarms.Besuretowashyourwholebodywell.Usewarmwaterandsoaptowashawaybacteria.Bacteriaaretinylivingthingsthatcanmakeyousick.Whatisbacteria?Whereshouldwewashwhenwearetakingashower?HairHygieneWholeBodyHygieneWheretoCleanandWhattoUseWhatYouNeed:HairHygieneItisimportanttowashyourhairwithshampooregularly.Ifyoudon’twashyourhairregularly,itcanlookgreasyasoilsstarttobuilduponyourscalp.Remembertorinsealltheshampooawayattheendofyourbathorshower.BackWhatYouNeed:WholeBodyHygieneItisimportanttokeepyourbodycleanbyshoweringortakingabathregularly.Itisespeciallyimportanttowashourbodiesafterexerciseasthiscanmakeussweat!Washyourbodywithwarmwaterandsoaporshowergel.Thinkaboutthebodypartsthatmayneedcleanedmostfrequently-underourarms,betweenourlegsandourfeetwithallthosesweatglands!BackBrushYourTeethHowmanytimesdoyoubrushyourteeth?Tokeepyourteethstrongandhealthy,besuretobrushthemtwiceaday.Brushinthemorningwhenyouwakeup.Andbrushatnightbeforeyougotosleep.Brushingyourteethcleansawaybacteriathatcancausetoothdecay.It’simportanttobrushyourteethforatleasttwominutesatatime.HowCanWeKeepTeethHealthy?Weneedtolookafterourteethjustlikewelookaftertherestofourbody.Doyouknowhowtokeepyourteethhealthy?Let’sfindoutmore!BrushYourTeethLet’sfindouthow.Itisreallyimportanttobrushyourteethatleasttwiceaday.Brushingyourteethgetsridofanyfoodthatisaroundyourteeth.Itwashesawayanysugarandotherthingsthatcanhurtyourteeth.Doyouknowhowtobrushyourteethproperly?HowtoBrushYourTeethFirst,putapea-sizedamountoftoothpasteonthetoothbrush.Next,brushthefrontofyourteeth.Then,gentlybrushtheoutsideofyourteethandthebackteeth.Brushtheinsidesandtopsofallyourteeth.Then,gentlybrushyourtongue.Finally,spitoutanytoothpastethatisleftandyouarefinished.Evenifyouhavebeenlookingafteryourteeth,youshouldgoto

thedentistregularlyforacheck-up.VisitingtheDentistCanyoutell

afriendaboutatriptothedentist?Thisiswhatadentist’sroommightlooklike.Thedentistwilllookinyourmouthandatyourteethtoseeifthereareanyproblems.Theymightusespecialtoolstohelpthem,likethislittlemirror.Then,ifthereareanyproblems,thedentistcanhelptofixthem.Havinglotsofsugarisn’tgoodforteethasitcanhurtthem.

Somefoodshavelotsofsugarinsoweshouldn’teattoomuchofthem.FoodforHealthyTeethCanyouthinkofsomefoodsthataregoodforyourteeth?Itdoesn’tmeanwecan’teatthematall,justnotallthetime.Somefoodsaregoodforourteethastheyhelptomakethemstronger.Somedrinkshavelotssugarinthemtoo,evenfruitjuice.Itdoesn’tmeanwecan’tdrinkthem,justthatweshouldn’thave

lotsofitallthetime.DrinksforHealthyTeethWhichofthese

drinkscanIhave

allthetime?Thebestdrinkforteethiswater.

Milkisalsogoodasithelpstomaketeethstrong.Theteethyouhaveatthemomentarecalledmilkorbabyteeth.Asyoustarttogetolder,youneedbiggerteethandyourmilkteethstarttofallout.Don’tworry,itdoesn’thurt–itismeanttohappenanditdoesn’tmeanthereisanythingwrongwithyourteeth.WobblyTeethYoumightnoticeatoothstarttoget

abitwobbly.Then,afterafewdays,

itwillfallout.Theyusuallyonly

falloutoneatatime.Insomefamilies,childrenmayleavetheirtoothundertheirpilloworontheirbedsidetableforatoothfairy.Canyourememberallthedifferentwaysyoucanhelp

tokeepyourteethhealthy?WhatHaveYouLearnt?Eatfoodsthathelptomakeyourteethstrong.Brushyourteethtwiceaday.Visitthedentist.Drinkwaterormilk.WashYourHandsDoyouwashyourhandsatschool?Everyday,ourhandspickupmillionsofgermsthatcanmakeussick.Besuretowashyourhandswithsoapandwaterforatleasttwentyseconds.Washyourhandsbeforeyoueat,afteryouvisitthebathroom,afteryoucoughorsneeze,andanyothertimeyourhandsgetdirty.5dirtyfingers,

playinginthesand.

LotsandLotsofyuckygerms,

it’stimetowashourhands.

Scrubbetweenyourfingers!

Motherdemands.

4dirtyfingers,

nowwashthoseyuckyhands!4dirtyfingers,

playinginthesand.

Lotsandlotsofyuckygerms,

it’stimetowashourhands.

Scrubbetweenyourfingers!

Motherdemands.

3dirtyfingers,

nowwashthoseyuckyhands!3dirtyfingers,

playinginthesand.

Lotsandlotsofyuckygerms,

it’stimetowashourhands.

Scrubbetweenyourfingers!

Motherdemands.

2dirtyfingers,

nowwashthoseyuckyhands!2dirtyfingers,

playinginthesand.

Lotsandlotsofyuckygerms,

it’stimetowashourhands.

Scrubbetweenyourfingers!

Motherdemands.

1dirtyfinger,

nowwashthoseyuckyhands!1dirtyfinger,

playinginthesand.

Lotsandlotsofyuckygerms,

it’stimetowashourhands.

Scrubbetweenyourfingers!

Motherdemands.

Nodirtyfingers,

Lookatourcleanhands!Whatarethethreewaystokeepyoucleanandhealthy?Washingyourhands,showering,andbrushingyourteetharethreeeasythingsyoucandoeverydaytokeepyourselfcleanandhealthy.ReadandcircleTfortrueorFforfalse.CultureConnectionAroundtheWorldTimeZonesWhat’stheTime?Haveyoueverwonderedwhattimeitisindifferentcountriesaroundtheworld?Whileyouareinbedatnighttime,peopleinsomecountriesaregettingupandstartingtheirday.Inothercountries,peopleareatworkandschoolasitisn’tnight-timethereyet.Thisisalllinkedtoacountry’stimezone.London:9:00amLosAngeles:1:00amSydney7:00pmDayandNightThetimeofdaywilldependonwhereaboutsyouareonEarth.TheEarthrotatesonitsaxisandtheSunonlyshinesonthesideoftheEarthwhichisfacingit.ThismeansthatforthissideoftheEarthitwillbedaytime.OnthesideoftheEarthfacingawayfromtheSun,itwillbenighttime.WhatAreTimeZonesandMeridians?Earthisdividedintotimezonesbyimaginarylinescalledmeridians.MeridiansstartfromtheNorthPoleandruntotheSouthPole.Therewereoriginally24timezones,eachdivided

bymeridians15degreesapart.15degrees

multipliedby24makes360degreeswhich

isthecircumferenceoftheEarth.TheequatorsplitsEarthintothenorthern

andsouthernhemispheres.ThePrime

MeridiansplitsEarthintotheeastern

andwesternhemispheres.EquatorPrimeMeridianWhatIsThePrimeMeridian?ThePrimeMeridian,orGreenwichMeridian,isthestartingpointfortimezones.ItpassesthroughtheRoyalObservatoryinGreenwich,London.ThetimeattheGreenwichMeridianisknownasGreenwichMeanTime(GMT).CountrieswhichareintheeasternhemisphereareaheadofthetimeintheUK.IfaplaceisfivehoursinfrontofGreenwichMeanTimewesaythatitisGMT+5.CountrieswhichareinthewesternhemispherearebehindthetimeintheUK.IfaplaceisfivehoursbehindGreenwichMeanTimewesaythatitisGMT-5.PrimeMeridianSomecountriesaresobigthattheyarespreadacrossmorethanonetimezone.ChangingTimeZonesTimezoneshavechangedsincetheywerefirstset.Thisisbecauseofgeographical,socialandpoliticalreasonsinsomecountries.Therearenowmanymoretimezonesasseveralofthemareonly30or45minutesapart.Forexample,Samoa,inthemiddleofthePacificOcean,usedtositjusttotheeastoftheinternationaldateline.Thisimaginarylinedefinestheborderbetweenonedayandthenext.Therefore,Samoawasonedaybehinditsverycloseneighbours,AustraliaandNewZealand.ThismadeitdifficultforSamoatocommunicateandtradewiththethesecountrieswhentheywereadayaheadofthem.Eventually,thedatelinewasredrawnsothatSamoacouldbetothewestofit.TheTimeZonesHereisamapshowingtheEarth’scurrenttimezones.Ifyoulookcloselyatthetimezonesmap,youcanseethatsomecountries’timezonesdonotfitwiththeoriginalmeridiansrunningbetweentheNorthPoleandtheSouthPole.Writing-Sentence:SubjectsandVerbsSubjectsandVerbsAsentencehasasubjectandaverb.Sheeatsbreakfastbeforeschool.Sheisthesubject.Eatsistheverb.Iridemybiketoschool.Iisthesubject.Rideistheverb.SubjectsandVerbsSubjectsandVerbsSubjectsandVerbsSubjectsandVerbsSubjectsandVerbsPhonics:a_e,i_e,o_epaleStartTimerNextShowAnswerStartTimerUseTimerthradeStartTimerNextShowAnswerStartTimerUseTimersplateStartTimerNextShowAnswerStartTimerUseTimerpancakeStartTimerNextShowAnswerStartTimerUseTimerinflateStartTimerNextShowAnswerStartTimerUseTimerdrameStartTimerNextShowAnswerStartTimerUseTimermistakeStartTimerNextShowAnswerStartTimerUseTimerflaneStartTimerNextShowAnswerStartTimerUseTimerinvadeStartTimerNextShowAnswerStartTimerUseTimershapeStartTimerNextShowAnswerStartTimerUseTimerslideStartTimerNextShowAnswerStartTimerUseTimerkideStartTimerNextShowAnswerStartTimerUseTimergimeStartTimerNextShowAnswerStartTimerUseTimerkiteStartTimerNextShowAnswerStartTimerUseTimerquibeStartTimerNextShowAnswerStartTimerUseTimerprizeStartTimerNextShowAnswerStartTimerUseTimerhineStartTimerNextShowAnswerStartTimerUseTimerdrikeStartTimerNextShowAnswerStartTimerUseTimerfiveStartTimerNextShowAnswerStartTimerUseTimertimeStartTimerNextShowAnswerStartTimerUseTimertrifeStartTimerNextShowAnswerStartTimerUseTimerbikeStartTimerNextShowAnswerStartTimerUseTimerglineStartTimerNextShowAnswerStartTimerUseTimerinviteStartTimerNextShowAnswerStartTimerUseTimerw

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。

最新文檔

評(píng)論

0/150

提交評(píng)論