人教 七年级 英语 下册《Unit4 sectionB1a-1d》课件

SectionB

(1a–1d)Unit4EatWell新课导入Let'splayagame.Rabbitslikethemverymuch.They'reusuallyorange.Andthey'refullofnutrition(营养丰富),butsomekidsdon'tlikethem.

Whatarethey?carrots新课导入They'rered,andtheylooklikeredapples.Butthey'renotfruit,butakindofvegetables.Theyaredeliciousandfullofnutrition(营养).

Whatarethey?tomatoes新课导入They'regrowninthefield.Andthey'rewidelyused

(广泛应用于)asfastfoodlikechips.AndWesternpeople

likethemverymuch.

Whatarethey?potatoesUnit4

Howdowemakehealthyeatingchoices?Shareyourideas

withapartner.Whatdoyoulliketoeat?Areyourchoiceshealthyornot?

grains谷物fruit水果vegetables蔬菜meatsnacks零食dairy奶制品ThinkingDoyoulikesweetfood?Doyouthinkisithealthy?Whatmaythesweetfoodcause?obesitytoothacheThinkingDoyoulikefastfood?Doyouthinkisithealthy?Whatmaythefastfoodcause?obesityheartproblemsThinkingWhatkindoffoodisgoodforourhealth?Whatkindofeatinghabitsaregoodforhealth?balancedmealsthreemealsadayfreshvegetablesfreshfruitWhatweeatandhowweeatareveryimportant.

inasummarypre-readingHealthyeatingisimportantforahealthybodyandmind.Bothwhatweeatandhowweeatareveryimportant!Forexample,somepeoplehavefastfoodeveryweek.Itiseasyanddelicious.Butitoftenhaslotsofsalt.Thatmakesputonweight.Eatingfastfoodlikepizzaandhamburgerstoooftenmaycauseheartproblemslater.Ifyoucookyourownmealsinstead,youcanmakehealthybalancedmeals.Eatingthreemealsadayisimportant.Butsomepeopledon’thavebreakfast.Maybetheydon’tfeelhungryinthemorning,ortheyaretoobusytoeatanything.Butfoodgivesusenergy.Itiseasytofeelsleepyandfindithardtofucusonourworkorstudiesifwedon’teatbreakfast.Somepeoplealsoeattoomanysweetthings.Icecream,sweets,andchocolatearedelicious,buttheyusuallyhavelotsofsugar.Thiscancausetoothproblems.Whenyouwantasnack,whydoyouhavesomefruitinstead?Afterall,anappleadaykeepsthedoctoraway.Remember:Youarewhatyoueat.Healthyeatingmeanseatinghealthyfoodandhavinggoodeatinghabits.()Foodisveryimportant.()Youarewhatyoueat.()Don’teattoomuchjunkfood.What’sthemainidea?Readagainandmatchthemainideasofeachparagraph.1.Whatsweetfoodmaycause?2.Whatthingsareimportantforahealthymindandbody?3.Threemealsadayisimportant.4.Whatfastfoodmaycause?5.Youarewhatyoueat.Readpara.1carefullyandanswermyquestion.Whataretheimportantthingsforahealthymindandbody?Readpara.1carefullyandanswermyquestion.Healthyeatingisimportantforahealthybodyandmind.Bothwhatweeatandhowweeatareveryimportant!importantadj.重要的身心bodyandmind身心短

语

归

纳：Whydotheywanttosavetheelephants?Whataretheimportantthingsforahealthymindandbody?Readpara.1carefullyandanswermyquestion.Whatmayfastfoodcausetoourhealth?Readpara.2carefullyandanswermyquestion.Whydotheywanttosavetheelephants?

Whatmayfastfoodcausetoourhealth?Forexample,somepeoplehavefastfoodeveryweek.Itiseasyanddelicious.Butitoftenhaslotsofsalt,fat,sugar.Thatmakesputonweight.Eatingfastfoodlikepizzaandhamburgerstoooftenmaycauseheartproblemslater.Ifyoucookyourownmealsinstead,youcanmakehealthybalancedmeals.v.增重，发胖/ˈbælənst/adj.平衡的短

语

归

纳：putonweight发胖，增加体重heartproblems心脏病fastfood快餐

/ɪnˈsted/adv.相反，反而用法：instead,+句子=句子+instead如：Youcookyourownmealinstead.=Instead,youcookyourownmeal.动名词做主语Whatcanelephantsdo?Whatfastfooddoyouknow?whyeasyanddelicious.Fastfoodhaslotsofsalt,fat,sugar.Itmaycauseheartproblems.Italsomayputonweight.Peopleoftenhavefastfood.cookyourownmeal.makehealthyandbalancedmeals.idea/advicetheresultReadpara.3carefullyandanswermyquestion.Whyiseatingbreakfastimportant?Readpara.3carefullyandanswermyquestion.Whydotheywanttosavetheelephants?Whyiseatingbreakfastimportant?Eatingthreemealsadayisimportant.Butsomepeopledon’thavebreakfast.Maybetheydon’tfeelhungryinthemorning,ortheyaretoobusytoeatanything.Butfoodgivesusenergy.Itiseasytofeelsleepyandfindithardtofucusonourworkorstudiesifwedon’teatbreakfast.[hæv]v.吃，喝动名词做主语too...to...太...而不能=so...that+（句子）如此...以至于...Sheistooyoungtogotoschool.第一个too后跟形容词，第二个to跟动词原形Sheissoyoungthatshecan’tgotoschool.第一个so后跟形容词，that后跟句子[ˈenədʒi]n.能量，活力，（不可数名词）focuson集中注意力于...Whydon’tpeoplehavebreakfast?don’tfeelhungrytoobusytohave...

Itiseasytofeelsleepy.(形式主语)findithardtofocusonthestudyandwork.（形式宾语）Eatingthreemealsadayisimportant.Itgivesusenergy.theresultidea/adviceLookatthepicturecarefullyandwhataretheyincommomicecreamsweetschocolateTheyaresweet.Theyhavelotsofsugar(糖，不可数).Theyhavelotsoffat.（脂肪，不可数）Wecallthesekindsoffood“sweetfood”.Readpara.4carefullyandanswermyquestion.Whatmaysweetfoodcausetoourhealth?Readpara.4carefullyandanswermyquestion.Whydotheywanttosavetheelephants?Whatmaysweetfoodcausetoourhealth?Somepeoplealsoeattoomanysweetthings.Icecream,sweets,andchocolatearedelicious,buttheyusuallyhavelotsofsugar.Thiscancausetoothproblems.Whenyouwantasnack,whydoyouhavesomefruitinstead?Afterall,anappleadaykeepsthedoctoraway.

/snæk/

n.零食，小吃毕竟使用含有like（句型）换种表达Sweetfoodlikeicecream,sweetsandchocolateisdelicious.Whatcanelephantsdo?Whatsweetfooddoyouknow?whydelicious(icecream,sweets,chocolate)sweetfoodhaslotsoffat,sugar.Itmaycausetoothproblems.Peopleoftenhavesweetfood.theresultIfyouwantasnack,whydon’tyouhavefruitinstead.idea/adviceReadpara.5carefullyandanswermyquestion.Howdoyouunderstand“Youarewhatyoueat”?Readpara.5carefullyandanswermyquestion.Remember:Youarewhatyoueat.Healthyeatingmeanseatinghealthyfoodandhavinggoodeatinghabits.Whydotheywanttosavetheelephants?Howdoyouunderstand“Youarewhatyoueat”?SummaryputonweightheartproblemsFastfoodhaslotsofsalt,fatandsugarmakeyourownmealmakehealthyandbalancedmealdon’teatbreakfastEatingthreemealsadayontime.havesweetfoodtoothpeoblemsSweetfoodhaslotsofsugar.Remember:Youarewhatyoueat.Ifyoueatwell,youwillbehealthy.Ifyoueatbadly,youwillbeunhealthy.1.Hamburgersandpizzaare________food.2.Icecream,sweetsandchocolateare________food.3.________(eat)threemealsadayisveryimportant.4.Eatingtoomuchfastfoodmay_______(造成)heartproblems.5.Eating________(太多的)sweetfoodmaycausetoothproblems.6.Whenyouwanta_________（零食)，whydon’tyouhavefruit_______(相反).7.Eatingbreakfastcangiveussome_________(能量).fastsweetEatingcausetoomuchsnackGOinsteadenergyadj.瞌睡的sleepy/ˈsliːpi/adj.needingsleep常考:词义辨析和固定搭配sleepyadj.瞌睡的asleepadj.睡着的fallasleep睡着，入睡sleepv.睡觉（sleep,slept,slept）sleepn.睡眠gotosleep去睡觉练一练:1.Sheisso_______thatshefalls______quickly.2.Ididn’thaveagood______lastnightbecauseI______late.sleepysleepasleepsleptlikev.喜欢（可以做谓语动词）如：Iliketorun.=Ilikerunning.like当介词讲（prep.）

像，用来补充说明,相当于suchas如：ShetraveledalotofplaceslikeBeijing,ShanghaiandYinchuan.Ilikeeatingfastfoodlikepizzaandhamburgers.languagepoint11.Eatingfastfoodlikepizzaandhamburgerstoooftenmaycauseheartproblemslater.①It+be+adj.+（forsb.）todosth.(形式主语)此处adj.通常为描述事件的形容词：easy，difficult，hard,impossible，important，natural，likely，obvious，useful，useless，dangerous…做某事是…It’snecessaryforustomasteraforeignlanguage.languagepoint3.Itiseasytofeelsleepy.①make,think,finditadjtodosth(形式宾语)此处adj.通常为描述事件的形容词：easy，difficult，hard，necessary，impossible，important，natural，likely，obvious，useful，useless，dangerous…发现/认为做某事是…Ifinditnecessaryforustomasteraforeignlanguage.languagepoint4.We

findithardtofucusonourworkorstudiesifwedon’teatbreakfast.languagepoint【易混辨析】toomany/toomuch/muchtootoomany+名词复数，

太多toomuch+不可数名词，太多muchtoo+形容词/副词，太用法巧记：用法区别看后面many+名词复数much+不可数名词too+形容词/副词

实战练习：Idon'tliketogototheshoppingmallbecausethereare_______peoplethere.A.toomany

B.toomuch

C.much

D.muchtoo5.Somepeoplealsoeattoomanysweetthing