高考英语 第2讲Unit2 Working the land课件 北师大必修4.ppt

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1、Unit 2Unit 2 Working the land Unit 2 Working the land 2021/8/11 星期三1美文佳句Unit 2Unit 2 美文佳句美文佳句 诵美文诵美文 请设计一张海报，写出至少请设计一张海报，写出至少5 5个理由，鼓励人们买你的蔬菜，个理由，鼓励人们买你的蔬菜，重点宣传你的蔬菜的安全性以及吃绿色蔬菜的重要性。词数：重点宣传你的蔬菜的安全性以及吃绿色蔬菜的重要性。词数：5050左左右。题目为：右。题目为：Buy the Best Vegetables HereBuy the Best Vegetables Here。Buy the Best Ve

2、getables HereBuy the Best Vegetables Here We sell only green food in this farm shop!The best We sell only green food in this farm shop!The best choice at the best prices!choice at the best prices!2021/8/11 星期三2Unit 2Unit 2 美文佳句美文佳句Green food is safe and healthy for you and all the family.Green food

3、is safe and healthy for you and all the family.1 1No chemical fertilizers.No chemical fertilizers.2 2Grown in clean air.Grown in clean air.3 3Grown with clean water.Grown with clean water.4 4No pesticides(No pesticides(杀虫剂杀虫剂)to poison your family.)to poison your family.Eating green food is an impor

4、tant step on the road to Eating green food is an important step on the road to staying fit and healthy!staying fit and healthy!2021/8/11 星期三3Unit 2Unit 2 美文佳句美文佳句背佳句背佳句1 1Green food is safe and healthy for you and all the Green food is safe and healthy for you and all the family.family.对于你和你的家人来说，绿色

5、食品是安全和健康的。对于你和你的家人来说，绿色食品是安全和健康的。赏析赏析 该句使用了两个该句使用了两个andand，不但增加了句子的容量，而且使，不但增加了句子的容量，而且使得句子结构紧凑，句式优美。得句子结构紧凑，句式优美。2 2Eating green food is an important step on the road to Eating green food is an important step on the road to staying fit and healthy!staying fit and healthy!吃绿色食品是保持健康之路的重要一步。吃绿色食品是保持健

6、康之路的重要一步。赏析赏析 该句的主语是一个动名词形式，谓语动词要用单数形式。该句的主语是一个动名词形式，谓语动词要用单数形式。2021/8/11 星期三4Unit 2Unit 2 课前热身课前热身课前热身.单词拼写单词拼写1 1Your attention should be fYour attention should be f_ on your studies on your studies and work.and work.2 2Though he is young,he is sThough he is young,he is s_ to support a to support

7、a large family.He is very strongwilled.large family.He is very strongwilled.3 3We eWe e_ rice but import wheat.rice but import wheat.4 4I rI r_ to tell you that Mr White has departed to tell you that Mr White has departed from the world for ever.from the world for ever.5 5Please give your namePlease

8、 give your name，address and oaddress and o_.ocusedocused trugglingtruggling xportxport egretegret ccupationccupation 2021/8/11 星期三5Unit 2Unit 2 课前热身课前热身6 6Each classroom in our school is Each classroom in our school is _(装备装备)with a)with a computer,which is helpful to our puter,which is helpful to o

9、ur study.7 7As is known to all,when heated,things will As is known to all,when heated,things will _(膨胀膨胀)8 8If we have advance warning,well be able to If we have advance warning,well be able to _ (减少减少)the damage.)the damage.9 9We do not have enough money.We do not have enough money._(因此因此)we)we can

10、not afford to buy the new car.cannot afford to buy the new car.1010Experts have not yet been able to Experts have not yet been able to _(评论评论)on)on this phenomenon.this phenomenon.equippedequipped expandexpand reducereduce ThereforeTherefore commentcomment 2021/8/11 星期三6Unit 2Unit 2 课前热身课前热身.完成短语完成短

11、语 1 1导致，造成导致，造成(后果后果)lead lead _ 2 2对对感到满意感到满意 be satisfied be satisfied _ 3 3逐渐增强；建立；开发逐渐增强；建立；开发 build build _ 4 4宁愿，宁可宁愿，宁可 would would _ 5 5摆脱；除去摆脱；除去 rid rid _ 6 6幸亏；由于；因为幸亏；由于；因为 thanks thanks _ 7 7使使免受免受(影响；伤害影响；伤害)keep)keep _ from/of from/of 8 8集中集中(注意力、精力注意力、精力)于于 focus focus _ toto withwit

12、h upup ratherrather ofof toto freefree onon 2021/8/11 星期三7Unit 2Unit 2 课前热身课前热身.完成句子完成句子1 1用他的杂交水稻种子，农民们种出的粮食是以前的两倍。用他的杂交水稻种子，农民们种出的粮食是以前的两倍。Using his hybrid rice Using his hybrid rice，farmers are producing harvests farmers are producing harvests _.2 2老师对我的学业很不满意。老师对我的学业很不满意。My teacher My teacher _

13、my school work.my school work.3 3他宁愿呆在家中也不愿参加聚会。他宁愿呆在家中也不愿参加聚会。He He _ go to the party.go to the party.twicetwice asas largelarge asas beforebefore isis notnot satisfiedsatisfied withwith wouldwould ratherrather staystay atat homehome thanthan 2021/8/11 星期三8Unit 2Unit 2 课前热身课前热身4 4将要安排的三项活动：划船、慢跑、户外

14、有氧运动都是免费的。将要安排的三项活动：划船、慢跑、户外有氧运动都是免费的。Three activities,boating,jogging,outdoor aerobics Three activities,boating,jogging,outdoor aerobics(有氧运动有氧运动),),_,_,will be will be arranged.arranged.5 5强者乐于搏击命运的暴风雨。强者乐于搏击命运的暴风雨。_ _ the storm of the storm of fate.fate.allall ofof whichwhich areare freefree ofof

15、 chargecharge A A strongstrong manman willwill strugglestruggle withwith 2021/8/11 星期三9单词点睛Unit 2Unit 2 单词点睛单词点睛1 1strugglestrugglevivi.&.&n n斗争，拼搏；努力；挣扎斗争，拼搏；努力；挣扎 struggle against/with struggle against/with 与与斗争斗争 struggle for/to do sth struggle for/to do sth 努力争取努力争取 with a struggle with a strugg

16、le 费劲地费劲地 struggle to ones feet struggle to ones feet 挣扎着站起来挣扎着站起来 struggle through the snowstorm struggle through the snowstorm 冒着暴风雪前进冒着暴风雪前进 a lifeanddeath struggle a lifeanddeath struggle 生死搏斗生死搏斗2021/8/11 星期三10Unit 2Unit 2 单词点睛单词点睛【活学活用】【活学活用】(1)(1)这个目的只有经过艰苦的斗争才能达到。这个目的只有经过艰苦的斗争才能达到。_ _ was th

17、e aim achieved.was the aim achieved.(2)(2)她靠着非常微薄的收入艰难地供养一家人。她靠着非常微薄的收入艰难地供养一家人。She She _ a family on a very low a family on a very low income.income.OnlyOnly afterafter a a bitterbitter strugglestruggle isis strugglingstruggling toto bringbring upup 2021/8/11 星期三11Unit 2Unit 2 单词点睛单词点睛2 2expandexpa

18、ndvtvt.&.&vivi.(enlarge).(enlarge)使变大；使变大；(spread out)(spread out)伸展；伸展；(to(to express at length or in detail)express at length or in detail)阐述阐述 expand into/in expand into/in使扩大使扩大，变大为，变大为 expand on/upon expand on/upon 阐述，详谈阐述，详谈 expansion expansion n n.扩张；膨胀；扩大；发展扩张；膨胀；扩大；发展 expansive expansive ad

19、jadj.广阔的；豪爽的，友善的广阔的；豪爽的，友善的2021/8/11 星期三12Unit 2Unit 2 单词点睛单词点睛【活学活用】【活学活用】(1)(1)教师的队伍日益扩大。教师的队伍日益扩大。The ranks of the teachers The ranks of the teachers _.(2)(2)他的公司因扩大规模而成为一个大公司。他的公司因扩大规模而成为一个大公司。His company His company _.areare constantlyconstantly expandingexpanding expandedexpanded intointo a a

20、bigbig oneone 2021/8/11 星期三13Unit 2Unit 2 单词点睛单词点睛【易混辨析】【易混辨析】stretch,spread,extendstretch,spread,extend，expandexpand这几个词的共同意思是这几个词的共同意思是“扩展扩展”。(1)stretch (1)stretch指把有弹性的物体拉长或拉宽。指把有弹性的物体拉长或拉宽。(2)spread (2)spread意思较为广泛：意思较为广泛：把某物体展开，铺平。把某物体展开，铺平。把许多物把许多物体体 铺撒在一定的面积上。铺撒在一定的面积上。指某事物在人与人之间传播，越传指某事物在人与人

21、之间传播，越传越广。越广。(3)extend (3)extend指在空间或时间上延伸，一般有一个大致的延伸方向。指在空间或时间上延伸，一般有一个大致的延伸方向。(4)expand (4)expand本义指在面积、体积上的扩大，一般是从中心向四周本义指在面积、体积上的扩大，一般是从中心向四周扩扩 大。用作比喻义时可以指各种事物的增长、扩大等。大。用作比喻义时可以指各种事物的增长、扩大等。2021/8/11 星期三14Unit 2Unit 2 单词点睛单词点睛用用stretch,spread,extendstretch,spread,extend或或expandexpand的适当形式完成句子的适当

22、形式完成句子 (1)He rose and (1)He rose and _ himself.himself.(2)A/H1N1 once (2)A/H1N1 once _ all over the world.all over the world.(3)The tourist season (3)The tourist season _ from May till October.from May till October.(4)He is thinking of (4)He is thinking of _ his business.his business.stretchedstretc

23、hed spreadspread extendsextends expandingexpanding 2021/8/11 星期三15Unit 2Unit 2 单词点睛单词点睛3 3ridridvtvt.摆脱；除去摆脱；除去 rid sb/sth of rid sb/sth of 使某人使某人/某物摆脱某物摆脱 get rid of get rid of 摆脱掉，除掉，处理掉摆脱掉，除掉，处理掉 be rid of sb/sth be rid of sb/sth be/become free of be/become free of 摆脱摆脱 rid oneself of debt rid on

24、eself of debt 还清债务还清债务 inform/warn/cure sb of inform/warn/cure sb of 通知通知/警告警告/治愈某人治愈某人2021/8/11 星期三16Unit 2Unit 2 单词点睛单词点睛【活学活用】【活学活用】(1)The dentist(1)The dentist _(使他免除痛苦使他免除痛苦)by)by taking out his bad tooth.taking out his bad tooth.(2)The man(2)The man _(还清了债还清了债)(3)(3)_(如何处理掉垃圾如何处理掉垃圾)is a)is a

25、great problem for the world today.great problem for the world today.ridrid himhim ofof thethe painpain ridrid himselfhimself ofof debtdebt HowHow toto getget ridrid ofof wastewaste 2021/8/11 星期三17Unit 2Unit 2 单词点睛单词点睛4 4equipequipvtvt.装备，配备装备，配备 equip sb/sth to do sth equip sb/sth to do sth 使具备条件做某事

26、使具备条件做某事 equip sb/sth with sth equip sb/sth with sth 用用装备装备 well/poor equipped well/poor equipped 设备精良的设备精良的/差的差的 equipment equipment n n.设备设备 【温馨提示】【温馨提示】equipment equipment 为不可数名词，当表示为不可数名词，当表示“一件设备一件设备”时，要用时，要用a a piece of equipment(piece of equipment(注意不说注意不说an equipment)an equipment)。2021/8/11

27、星期三18Unit 2Unit 2 单词点睛单词点睛【活学活用】【活学活用】(1)(1)他们带上两把利斧便朝森林走去。他们带上两把利斧便朝森林走去。They They _ a pair of sharp axes a pair of sharp axes and set off for the forest.and set off for the forest.(2)(2)我们想让孩子们具有某些特殊的技能。我们想让孩子们具有某些特殊的技能。We want to We want to _ skills.skills.equippedequipped themselvesthemselves wi

28、thwith equipequip ourour childrenchildren withwith somesome specialspecial 2021/8/11 星期三19Unit 2Unit 2 单词点睛单词点睛5 5regretregretvtvt.(to feel sorry,disappointed,or.(to feel sorry,disappointed,or distressed about)distressed about)为为感到遗憾，惋惜感到遗憾，惋惜n n.遗憾，悔恨遗憾，悔恨 to ones regret to ones regret 很抱歉很抱歉/遗憾遗憾

29、regret to do sth regret to do sth 对要做的事感到遗憾对要做的事感到遗憾(未做未做)regret doing sth regret doing sth 对做过的事遗憾、后悔对做过的事遗憾、后悔(已做过已做过)feel regret for/about feel regret for/about 对对感到后悔感到后悔 have no regrets have no regrets 没有遗憾没有遗憾 with great regret with great regret 非常遗憾非常遗憾 regrettable regrettable adjadj.令人遗憾的，令人

30、懊悔的令人遗憾的，令人懊悔的2021/8/11 星期三20Unit 2Unit 2 单词点睛单词点睛【易错警示】【易错警示】“regret“regret不定式不定式(一般式一般式)”)”表示对将要说出的话或做的事感到表示对将要说出的话或做的事感到遗憾，而遗憾，而“regret“regretv v.ing/having done”.ing/having done”则表示对过去做则表示对过去做过的事或说过的话等后悔。比较：过的事或说过的话等后悔。比较：I regret to say that I cant go with you.I regret to say that I cant go wit

31、h you.我不能和你一同前往，很遗憾。我不能和你一同前往，很遗憾。I regret telling(or having told)her the news.(I regret telling(or having told)her the news.(有时也可有时也可说：说：I regret to have told her the news.)I regret to have told her the news.)我把消息告诉了她，我很后悔。我把消息告诉了她，我很后悔。.2021/8/11 星期三21Unit 2Unit 2 单词点睛单词点睛【活学活用】【活学活用】1 1根据汉语意思完成句子

32、根据汉语意思完成句子 我很遗憾地告诉他他被解雇了。使我惊奇的是，他对我说：我很遗憾地告诉他他被解雇了。使我惊奇的是，他对我说：“我没有什么遗憾，我唯一后悔的是选错了工作。我没有什么遗憾，我唯一后悔的是选错了工作。”I I _ that he had been dismissed.To that he had been dismissed.To my surprise,he said to me,“I have my surprise,he said to me,“I have _.I only.I only _ the wrong job.”the wrong job.”regrettedre

33、gretted toto telltell himhim nono regretsregrets regretregret havinghaving takentaken 2021/8/11 星期三22Unit 2Unit 2 单词点睛单词点睛2 2同义句转换同义句转换 I regret that I cant accept your idea.I regret that I cant accept your idea.I regret I regret _ that I cant accept your idea.that I cant accept your idea._ that I c

34、ant accept your idea.that I cant accept your idea.I I _ for not accepting your idea.for not accepting your idea.toto saysay I I m m sorrysorry feelfeel regretregret/amam sorrysorry 2021/8/11 星期三23Unit 2Unit 2 单词点睛单词点睛6 6focusfocusn n焦点；中心点焦点；中心点 vtvt.集中；聚焦集中；聚焦 focus on focus on 集中集中(注意力、精力等注意力、精力等)

35、于于 focusonto focusonto 把把聚集在聚集在上面上面 adjust the focus adjust the focus 调整焦点调整焦点/焦距焦距 in focus in focus 对准焦距对准焦距 out of focus out of focus 没对准焦距没对准焦距【温馨提示】【温馨提示】和和focusfocus同义的短语还有：同义的短语还有：concentrateon;keep ones concentrateon;keep ones eyes on;fixoneyes on;fixon等。等。2021/8/11 星期三24Unit 2Unit 2 单词点睛单词点

36、睛【活学活用】【活学活用】(1)(1)玛丽是大家注意的焦点。玛丽是大家注意的焦点。Mary is Mary is _ everyones attention.everyones attention.(2)(2)用镜头用镜头(lens)(lens)的目的是要把光聚在胶片上。的目的是要把光聚在胶片上。The purpose of the lens is The purpose of the lens is _.(3)(3)我必须把心思集中在工作上。我必须把心思集中在工作上。I must try to I must try to _.focusfocus ofof toto focusfocus l

37、ightlight ontoonto thethe filmfilm focusfocus mymy mindmind onon workwork 2021/8/11 星期三25Unit 2Unit 2 单词点睛单词点睛7 7reducereducevtvt.(to bring down).(to bring down)缩减，减少；使变弱缩减，减少；使变弱 reduce sth to reduce sth to 减少到减少到 reduce sth by reduce sth by 减少了减少了 reduce sb to reduce sb to 把某人把某人(从某级别或职位从某级别或职位)降至

38、降至 reduction reduction n n.缩减；降低；简化缩减；降低；简化 increase(increase(反义反义)v v.增加增加 cut down(cut down(同义同义)减少，削减减少，削减【温馨提示】【温馨提示】若表示若表示“减少到减少到”要用要用reduce toreduce to，即表示减少的，即表示减少的“程度程度”；“减少了减少了”要用要用reduce byreduce by，即表示减少的，即表示减少的“数量数量”。2021/8/11 星期三26Unit 2Unit 2 单词点睛单词点睛【温馨提示】【温馨提示】若表示若表示“减少到减少到”要用要用reduc

39、e toreduce to，即表示减少的，即表示减少的“程度程度”；“减少了减少了”要用要用reduce byreduce by，即表示减少的，即表示减少的“数量数量”。【活学活用】【活学活用】(1)(1)到到20152015年，贫困人口的数量就会减少年，贫困人口的数量就会减少3 3亿多。亿多。The number of people living in poverty will The number of people living in poverty will _ by 2015.by 2015.(2)(2)他不会减少我们住房的租金。他不会减少我们住房的租金。He wont He won

40、t _.reducereduce byby overover 300 300 millionmillion reducereduce thethe rentrent ofof ourour househouse 2021/8/11 星期三27Unit 2Unit 2 单词点睛单词点睛8 8commentcommentvivi.&.&vtvt.表达意见；作出评论表达意见；作出评论n n.C,U.C,U 评论；议论评论；议论 comment on/about sth/sb comment on/about sth/sb 对某事对某事/某人评论某人评论 make comments/no commen

41、t on sth/sb make comments/no comment on sth/sb 对某事对某事/某人评论某人评论/不进行评论不进行评论 No comment!No comment!无可奉告！无可奉告！2021/8/11 星期三28Unit 2Unit 2 单词点睛单词点睛【活学活用】【活学活用】(1)Have you any comment(s)(1)Have you any comment(s)_(发表发表)on the)on the recent developments?recent developments?(2)Asked about the date of the el

42、ection,the Prime(2)Asked about the date of the election,the Prime Minister Minister _(发表意见发表意见)no decision had)no decision had yet been made.yet been made.(3)She was asked about the pay increase but(3)She was asked about the pay increase but _(不进行评论不进行评论)on it.)on it.makemake commentedcommented that

43、that mademade nono commecomme 2021/8/11 星期三29Unit 2Unit 2 短语储存短语储存短语储存1 1build upbuild up逐渐增强；建立；开发逐渐增强；建立；开发 add up add up加起来；合计加起来；合计 come up come up 上升；走近；发芽上升；走近；发芽 pick up pick up 捡起；学会捡起；学会 take up take up 拿起；开始；从事拿起；开始；从事 look up look up 向上看；查找向上看；查找 eat up eat up 吃光；吃完吃光；吃完2021/8/11 星期三30Uni

44、t 2Unit 2 短语储存短语储存【活学活用】【活学活用】(1)(1)发展体育运动，增强人民体质。发展体育运动，增强人民体质。Promote the development of sports and Promote the development of sports and _.(2)(2)看到你的词汇量在逐渐增大，我很高兴。看到你的词汇量在逐渐增大，我很高兴。Im very glad to see that your vocabulary Im very glad to see that your vocabulary _.buildbuild upup thethe peoplepeo

45、ple s s healthhealthisis graduallygradually buildingbuilding upup 2021/8/11 星期三31Unit 2Unit 2 短语储存短语储存2 2lead tolead to导致；造成导致；造成(后果后果)lead/have/live alife lead/have/live alife 过着过着的生活的生活 lead the way lead the way 带路带路 lead sb into lead sb into 带某人进入带某人进入 lead sb to do sth lead sb to do sth 使得使得/诱使某

46、人做某事诱使某人做某事 result in result in 导致导致 take the lead in take the lead in 领导，带头领导，带头【温馨提示】【温馨提示】lead to lead to意为意为“引起，造成，导致引起，造成，导致”，主语是原因，宾语是结，主语是原因，宾语是结果；而果；而lie inlie in则意为则意为“在于在于”，主语是结果，宾语是原因。，主语是结果，宾语是原因。2021/8/11 星期三32Unit 2Unit 2 短语储存短语储存【活学活用】【活学活用】(1)(1)心力衰竭导致她父亲的死亡。心力衰竭导致她父亲的死亡。Heart failur

47、e Heart failure _.(2)(2)辛勤工作通向成功，失败在于懒惰。辛勤工作通向成功，失败在于懒惰。Hard work Hard work _ and failure often and failure often _.(3)(3)引导员带他找到了座位。引导员带他找到了座位。The usher The usher _.failure failure ledled toto herher fatherfather s s deathdeath leadsleads toto successsuccess lieslies inin lazinesslaziness ledled hi

48、mhim toto hishis seatseat2021/8/11 星期三33Unit 2Unit 2 句型透视句型透视句型透视句型透视1 1He would much rather keep time for his hobbies.He would much rather keep time for his hobbies.would rather(not)do sth would rather(not)do sth宁愿宁愿(不不)做某事做某事【相关拓展】【相关拓展】(1)(1)宁愿宁愿(而而)不愿不愿；与其；与其倒不如倒不如 would rather dothan do would r

49、ather dothan do wouldrather than do wouldrather than do2021/8/11 星期三34Unit 2Unit 2 句型透视句型透视(2)would rather(2)would rather 从句从句(3)I would rather you didnt(3)I would rather you didnt常用来表示拒绝别人的请求。常用来表示拒绝别人的请求。【温馨提示】【温馨提示】使用使用would ratherthanwould ratherthan句型时要注意句型时要注意“平行结构平行结构”，即，即than than 的前后要用两个同类的

50、词或词组，如两个名词、两个介词短语的前后要用两个同类的词或词组，如两个名词、两个介词短语等。等。would rather would rather的反意疑问句通常用的反意疑问句通常用wouldntwouldnt？2021/8/11 星期三35Unit 2Unit 2 句型透视句型透视【活学活用】【活学活用】(1)The children would(1)The children would _(宁愿走路而不愿乘公共汽车宁愿走路而不愿乘公共汽车)(2)Dont come tomorrow.Id rather(2)Dont come tomorrow.Id rather _(你下周末来你下周末来)