人教版高中英语必修4教案Unit2 Working the land.docx
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人教版高中英语必修4教案Unit2Workingtheland
Unit2Workingtheland
VocabularyandUsefulExpressions
Step1.重点难点
1. Inmanyways,heisoneofthem,andhestruggledforthepastfivedecadestohelpthem.
Inaway;inoneway;insomeways在某种程度上
2.However,hecareslittleaboutspendingthemoneyonhimselforleadingacomfortablelife.
care v.在乎,在意,喜欢,有兴趣
spendsth.…on…在某方面花费
spend…(in)doingsth.花费…做某事
3.Wishingfornothing,however,costsnothing.
wishingfornothing动名词短语做主语,谓语动词用单数。
however是插入语,表示语气的一种转折。
4.Italsoreferstocropsgrowingwithnaturalratherthanchemicalfertilizers.
referto与…有关,关系到某人、某事;提到,涉及;参考
5.Instead,organicfarmersinsistonchangingcropseverytwoorthreeyears.
insiston坚持要求;insist后面可以跟从句,其中谓语动词常用should+动词原形构成
6.Dr.Yuanawokefromhisdreamwiththehopeofproducingakindofricethatcouldfeesmorepeople.
withthehopeof带着某种希望
7.Heusedtowalktohisfieldstwiceaday,butnowhepreferstoridehismotorcycle.
usedto过去常常(现在已经不是如此)
beusedtodoing意思是“习惯于”
prefertodo(ratherthando)相比之下更喜欢做某事
8.Butwhatevertheygrowtheymakesurethatwhatisleftinthegroundafterharvestingbecomesanaturalfertilizerforthenextyear’scrop.
whatever引导让步状语从句,表示“无论怎样”,相当于nomatterwhat.
Eg:
Whateveryoudo,don’tgiveup.
Step2.功能句型
建议(Suggestion&advice)
Iwouldrather… Idon’tlike…because…
I’dprefer…because… It’sagreatpitythat…
Shouldwe/I…?
It’sbetterto…
IfIhaveachoiceI’dchoose…because… Youneedto…
MayIsuggest…?
Letmesuggest…because…
Perhapsweshouldsuggest…because… Butwhat/howabout…?
Step3.重点单词及短语
单词
①hunger n.饥饿,食欲;v.渴望得到某事物,某人
hungerfor/aftersth./sb.
②struggle vi.
stugglewithsb.与某人争斗,搏斗
struggle(against/withsb./sth.)
struggleagainst/withsb./sth.(forsth.)争斗,拼搏,奋斗,努力
③expand vi.(使某事物)变大,增强,伸展,张开
expandonsth.阐述或详述
expansion n.扩大,扩展,膨胀
④equip vt.
equipsb./sth.(withsth.)配备,装备
equipment n.设备,装备
⑤export vt.输出;n.出口业,出口品
import vt.进口
⑥circulate vi.vt.使某物循环,流通,传播;vt.发侧知告知某人
circulation n.循环,流传,传播
⑦confuse vt.把某人弄糊涂,使为难,打乱
confusion n.混乱,混淆
⑧reduce vt.缩减,减小,降低
reduction n.减少,缩小
⑨supply vt.供给,供应,满足;n.供应,供给之物
⑩exchange vt.交换,交易;n.交换,更换,互访,交流
exhangesth.withsth.
exchangeable adj.可交换的,可退换的,可兑换的
短语
rid…of 清除,摆脱
besatisfiedwith=becontented感到满足,满意的
wouldratherdosth.宁可做某事
referto与…有关,关系到某人,某事,提到,参考
searchfor寻找,搜寻
thanksto多亏,由于
ratherthan而不,宁愿…而不
Unit2Workingtheland
WarmingUp,Pre-readingandReading
Period1Warmingupandpre-reading.
Step1Lead-in.
PoemByLiShen
Farmersweedingatnoon,Sweatdownthefieldsoon.
Whoknowsfoodonatray,Duetotheirtoilingday.
ThenletonestudentrecitethepoeminChinese.
Step2Warmingupbyquestioning
Hello,everyone.Weshallreadaboutmanwhoworksthelandtoday.Haveyouevergrownanyplants?
Ifnot,whatkindofplantwouldyouliketogrow?
Howwillyougrowit?
(Forreference:
Mr.Li,Iworkedwithmyfatherinthericefieldlastyear.Wegrowhybridriceanduseanimalwastestomakethesoilrich.)
Hasanyoneofyoueverbeentothecountryside?
Whatdidyoudothere?
(Forreference:
IwenttoChuankouthedaybeforeyesterday.Itisasmallmountainvillage75linorthofBeijing.Iwenttheretovisitmyuncle’sfamily.Ilikethatsmallbeautifulvillageverymuch.)
Whoarefromafarmer’sfamily?
Whatdoyouknowaboutfarming?
Step3Pre-readingandtalking
Questioningandanswering
RiceismainfoodinSouthChina.Whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat?
(Forreference:
Thenthesouthpeoplewouldhavetochangetheireatinghabit.Theycouldturntopotatoes,wheatflour,cowandsheepcheese,cabbage,onionsandgarlicforfood.TheyarethebasesofthetraditionalfoodinNorthChina.)
Ifyouhadthechancetodoonethingtohelpendhungerintheworld,whatwouldyoudo?
(Forreference:
Iwouldtrytoendhungerbypopularizingtheadvancedfarmingtechniques.Moderntechniquescouldbeintroducedtoincreasethericeoutput,andexpandtheareaoffields.)
GivingbackgroundinformationaboutProfessorYuanLongping
HaveyoueverheardofamancalledProfessorYuanLongping?
Wouldanyoneofyoutelltheclasssomethingabouthim?
(Forreference:
ProfessorYuanLongpingisaChineseagriculturalscientist.ProfessorYuan'sbreakthroughscientificachievementledtotheworld'sfirstsuccessfulandwidelygrownhybridricevarieties,revolutionizingricecultivationinChinaandtriplingproductionoverageneration.Hisapproachtoricebreedingthenspreadinternationallyth