高中Unit 5 Working the Land备课课件ppt

这是一份高中Unit 5 Working the Land备课课件ppt，共28页。PPT课件主要包含了核心用法，devotion，devoting，Devoted，considered，shortage，即学即练，convincing，convinced ，attainable等内容，欢迎下载使用。

1. devte v. 把……献(给)；把……专用于；专心于__________ n.奉献；忠诚；深爱
① devte ne’s life/time/mney/energy t (ding) sth. 把某人的一生/时间/金钱/精力奉献于(做)某事devte neself t (ding) sth. 献身于/致力于/专心于做某事② devted adj.忠诚的；深爱的投入的(cmmitted) a devted father be devted t... 对……忠诚；深爱……
1．He tld us that there were nearly three hundred teachers___________ themselves t teaching in the schl.他告诉我们学校有将近300名老师致力于教学工作。2．___________ t his scientific research, he has n time t spend a weekend with his family.他致力于他的科研工作，没有时间与家人共度周末。
常考察devting neself t...或devted t...常在句中作状语、补语或定语。
表示“专心于，全神贯注于”的短语还有：be absrbed in， be lst in， be buried in，fcus n ; be ccupied in， cncentrate n， fix ne’s attentin n
[即学即练]　单句语法填空①My parents are cnsidering ________ (buy) a cmputer, which is cnsidered ________ (be) f great help with my wrk and study.②Charles Chaplin is cnsidered __________ (make) a great cntributin t the film industry.③Bill cnsiders ________ harmful t stay up late in the night. 语境助记 I have never __________changing my present jb because I like it. What's mre, a teacher is __________generally t be a gardener and is respected by thers. 我从来没有想过要改变我现在的工作，因为我喜欢这份工作；更重要的是，人们普遍认为老师是园丁，而且(老师)受人尊敬
cnsidered
1. The lss f big trees was greatest in areas where trees had suffered the greatest water shrtage. 在树木缺水最严重的地区，大树的损失最大。2. They were suffering because f a serius shrtage f dctrs and nurses. 由于医护人员严重短缺，他们备受病痛折磨。3. The family was shrt f even the bare necessities f life. 那家人甚至没有最起码的生活所需。
2. shrtage n. 不足；缺少；短缺
① fd/water/husing shrtages 食物/用水/住房短缺 a shrtage f 缺乏② shrt adj.不足的；缺乏的 be shrt f 缺乏，不足 in shrt 总之；简言之
①A (shrt) f funds is preventing the UN frm mnitring relief. ② shrt, I like nline reading mre than paper reading. ③The ging was slw n the prject skilled wrkers. 这项工程进展缓慢，因为缺少熟练的工人。
because f a shrtage f
3. cnvince v. 使相信；使确信；说服_________ adj.令人信服的（物） ___________adj. 确信的；坚信的（人）
cnvince sb. f sth. 使某人确信/明白某事cnvince sb. that... 使某人相信……cnvince sb. t d sth. 说服某人做某事 be cnvinced f... (某人)坚信……be cnvinced that (某人)坚信……
[即学即练]　单句语法填空①Yu'll need t cnvince them ________ yur enthusiasm fr the jb.②I think yu can help me cnvince my father ________ (leave)．③__________ (cnvince) that he was wrng, he felt very sad.④She'll ck up a __________ (cnvince) explanatin fr her failure.⑤I'm ________ (cnvince) that he is nt telling the truth.
4. attain v. (通常经过努力) 获得；得到_______________ adj.可获得的；可达到的______________ n.达到；成就
①Great achievements can’t (attain) unless ne cncentrates n what he is ding. ②If the slutins are s (attain), why haven’t we reached them yet?③The (attain) f his ambitins was still a dream. 语境串记He had thught the gal was easily_________, but he didn’t __________it fr lack f wrk experience. S he cnsiders the gal t be__________ fr him at present. 他原以为这个目标容易达到，但由于缺乏工作经验，他没有达到。所以目前他认为这个目标对他来说是无法实现的。
be attained
unattainable
attainable
5. assumptin n. 假定；设定；(责任的)承担；(权力的)获得_______________ v.假定；假设；承担；假装
① n the assumptin that... 假定……make assumptins/an assumptin (abut) 对…作出假设/假定；认为② assume sb. /sth. (t be)+adj./n 假定/认为某人/某事(为)……It is assumed that... 人们认为……
[即学即练]　单句语法填空①Try t understand what's actually happening instead f acting n the ___________ (assume) yu've made.②Websites and scial netwrks track yur lcatin and search histry and make assumptins ________ yur age, race and sex.③What will yu d ________ the assumptin that yu can't beat him in the first rund f the match?
6. expand v.扩大；增加；扩展；发展(业务)_______________n. 扩大；扩张；扩展
expand... int... 把……扩展/发展成……expand int... 发展成/扩大成……expand n/upn sth. 细说(阐述)某事
1. Metals expand when they are heated. 金属受热会膨胀。2. We have plans t expand the business int the USA market. 我们计划把业务扩展到美国市场。3. The narrw path in the village was expanded int a wide rad. 村里的狭窄小路被拓宽成了一条大道。4. In ther wrds, he did nt want t expand greatly n his statement. 换句话说，他不想就他的声明多加解释。5. The bk is an expansin f a series f lectures given last year. 这本书是去年举行的系列讲座的扩充。
①His small business eventually expanded a business empire. ②With the develpment f the city and mre and mre peple mving int it, the city (expand) several times in size recently. ③The rapid (expand) f cities can cause scial and ecnmic prblems. ④Yuan Lngping searched fr a way t increase rice harvests withut f the fields. 袁隆平在不扩大土地面积的情况下寻求稻米增产的途径。
has expanded
expanding the area
单句语法填空①(2019·江苏宿迁期末)Ocean plastic is estimated __________(kill) millins f animals every year. ②(2021·上海市西南位育中学期中) ______ is estimated that the number f turists wh travel abrad has dubled in the past decade. 完成句子③我估计他的年龄大约30岁。I _______________________ abut 30．④据估计，这项工程将持续四年。______________ that the prject will last fur years.
7. estimate v. 估计；估价；估算 n.估计；估算
① estimate sth. at sth. 估计……有…… be estimated that... 据估计…… be estimated t be... 估计……② by estimate 按照估计 belw estimate 低于估计
estimate his age t be　
It is estimated　
8. cmprise v. 包括；包含；由……构成(不用于进行时态)
be cmprised f 包括；包含；由……组成(或构成)
1. The huse cmprises tw bedrms, a kitchen, and a living rm.
cmprise=cnsists f
= The huse cnsists f tw bedrms, a kitchen, and a living rm.
这座房子包含有两间卧室、一间厨房和一间起居室。
例如“这座有两间卧室、一间厨房和一间起居室的房子已经出售”：The huse__________(cmprise) tw bedrms, a kitchen, and a living rm has been sld. The huse__________(cnsist) f tw bedrms, a kitchen, and a living rm has been sld.
cnsisting
cmprise, cnsist f 作后置定语无被动，用ding形式(belng t; measure)
be cmprised f=be made up f
2. The cmmittee is cmprised f ten members.
委员会由10名成员组成。
=The cmmittee is made up f ten members.
①Farmers (cmprise) just 12 per cent f the cuntry’s ppulatin. ②The class is cmprised mainly Italian and French students. ③Life cnsists nt nly sunshine but als strms. ④The prgramme the fllwing activities: recitatin, singing, wrd spelling, stry telling and s n.
is cmprised f
[即学即练]　一句多译委员会由知名的登山运动员组成。①________________________________________________________②________________________________________________________③________________________________________________________④________________________________________________________
9. extensin n. 扩建部分；扩大；电话分机_______ v. 使伸长，扩大；延长，延期；伸展
① by extensin 引申，再则② extend vt. 使伸长，扩大；延长，延期；伸展 extend a fence/rad/huse 扩建护栏/公路/房子 extend a deadline/visa 延长最后期限/签证
1. The bank plans varius extensins t its credit facilities. 银行计划多方面扩展信贷服务。2. This is a planned three-strey extensin t the schl. 这是计划在学校增建的一栋三层的楼。3. There are plans t extend the n-smking area. 现正有扩大无烟区的计划。
①The (extend) f the subway will take several mnths. ②The cmpany plans (extend) its peratins int Eurpe. ③We have gt extensin t finish writing ur papers. ④The blame lies with the teachers and, , with the Educatin Service. 应受指责的是教师，再则就是教育机构。
by extensin
10. in turn 相应地；转而；依次；轮流
by turns 轮流take turns t d sth. 轮流做某事It is ne’s turn t d sth. 轮到某人做某事in return 作为回报
1. These rules demnstrate ur respect fr thers and in turn give us the gift f self-respect. 这些规范表达了我们对他人的尊重，也转而赋予我们自重的能力。2. We ffer an excellent educatin t ur students. In return, we expect students t wrk hard. 我们给自己的学生提供优质的教育。作为回报，我们希望学生能够努力学习。
①If yu put effrt int it, turn, yu will get reward frm it. ②Leaving hme fr the first time, he felt cheerful and sad turns. ③I think it’s my turn (drive) the kids t schl this week. ④The yung parents had t take turns (lk) after their sick baby. ⑤The change f the climate makes the earth warmer. , the warmth f the earth changes the climate, t. 气候的变化导致全球变暖。相应地，地球的升温也在改变气候。
1. I have digested mst f the imprtant pints in the bk. 2. Prtein digests slwly. 3. This is a digest f the week’s news. 4. D yu knw that t much tea is bad fr yur digestin?
11. digest v. 消化 . 领会；领悟 n. 摘要；文摘_____________ n.消化(advcete predict)
have a gd/pr digestin
①Yu shuld allw a little time after a meal fr the fd (digest). ② (digest) begins in the muth with the actin f saliva (唾液). ③The rganizatin publishes regular digest f envirnmental statistics. ④As the saying ges, reading withut reflecting is like eating . 俗话说，阅读不思考好比吃饭不消化。
withut digesting
12. essential adj. 完全必要的；极其重要的(necessary)
be essential t/fr 对……很重要(vital crucial)It is essential fr sb. t d... 对某人来说做……是完全必要的It is essential that... (shuld) d... 做……是完全必要的(necessary)
1. Sun and water are essential t the grwth f crps. 阳光和水是作物生长不可或缺的。2. It is essential fr high-new technlgy cmpany t strengthen cmpetitive pwer. 增强竞争力对高新技术企业来说非常重要。3. It is essential that yu shuld get a visa befre yu travel t the USA. 到美国旅游之前拿到签证是必不可少的。
①Histry is much mre than the study f dusty ld bjects and events lng past. It is essential part f wh we are tday and wh we will becme. ②It is essential fr us (set) ur gal realistically. ③It is essential that yu (learn) Chinese histry. ④These wrds and grammar everybdy t learn English. 这些词和语法对于每一个学英语的人来说都是必备的。
(shuld) learn
are essential fr
13. alternative n. 可供选择的事物 adj. 可供替代的；非传统的_____________ adv.可供选择地
alternatively
an alternative t... ……的替代品have the alternative f ding sth. 有做某事的选择；可以做某事have n alternative but t d sth. =have n chice but t d sth. 别无选择只好做某事（n）
1. Either alternative is crrect. (两种选择中) 不论哪一个选择都是正确的。2. All the alternative rutes are given t car drivers by cmputers. 所有可供选择的路线都由计算机显示给汽车司机。3. We had n alternative but t fire Gibsn. 我们别无他法，只能辞退吉布森。
alternative energy 可替代能源
①Minibuses with seats ffer alternative t expensive taxis and crwded public transprt. ②The plice had n alternative but (set) the man free withut enugh evidence. ③We culd drive all the way. (alternative), we culd fly. ④In rder t succeed, we failure bravely and learn frm it. 为了成功，我们不得不勇敢地直面失败并从中吸取教训。
Alternatively
have n alternative but t face
14. depth n. 向下(或向里)的距离；深(度)__________ adj. 深的；深沉的；专心的 adv. 在深处；深深地___________ adv.深深地；非常地____________v. (使)变深；加深
deep和deeply均可以用作副词，deep表示具体的“深”，而deeply表示抽象含义（感情）。
in depth 全面地；深入地；仔细地in the depths f 在……深处
①The gld lies deep in the earth.黄金埋藏于地下深处。②He went n studying deep int the night.他一直学习到深夜。③My mindless wrds must have hurt him deeply.我那些愚蠢的话一定深深地伤害了他。
与“deep—depth—deepen”变形相似的词还有:
①The submarine lies at a (deep) f 6,000 feet in the Barents Sea. ②I’m ccupied with the research, s I haven’t lked at the reprt depth yet. ③At clse t a metre in (lng), it’s ne f the wrld’s largest squirrels. ④The reunin dinner helps (deep) family ties while the exchange f gifts and greetings enhance relatins between friends. ⑤ my memry, many things I did with my father still live. 在我记忆深处，我与父亲一起做过的很多事仍然历历在目。
In the depths f
15. rt n. 根；根茎；根部；根源 v. (使) 生根；翻寻
① take rt 生根；植根；深入人心have (ne’s) rts in 根源于；原因是② rt in 扎根于be rted in 根植于
1. I pulled the plant up by the rts. 我把这棵植物连根拔起。2. Mney, r lve f mney, is said t be the rt f all evil. 有人说钱或爱钱是万恶之源。3. Frtunately, militarism failed t take rt in Eurpe as a whle. 幸运的是，军国主义没有能够深入整个欧洲。4. Try t rt this plant in the garden. 想办法使这个植物在园子里生根。
①Flamenc has its rts Arabic music. ②Being gentle is (rt) in the British peple’s mind. ③Early frms f cake were simply a kind f bread, s this traditin the custm f sharing bread. 早期的蛋糕形式只是一种面包，所以这个传统起源于分享面包的习俗。
has its rts
Given that Yuan's hybrids have made him quite wealthy, ne might think he wuld retire t a life f leisure.考虑到袁隆平的杂交作物已经让他变得相当富有，人们可能会认为他会退休享受悠闲的生活。
完成句子 考虑到她喜欢小孩子，我可以肯定教书是很适合她的职业。 _____________________________，I'm sure teaching is the right career fr her.
Given/Cnsidering her interest in children
given that...从句意为“鉴于，考虑到”，在句中常作状语。=cnsidering 作介词可直接加n短语作宾语
❶Given their inexperience，they've dne a gd jb.考虑到他们缺乏经验，他们已经做得不错了。❷Given that he has had six mnths t finish the task, he hasn't made much prgress.鉴于他有六个月的时间完这项工作，他并没有取得太多进展。
Given that she is interested in children
Cnsidering that she is interested in children