Unit 2 单词讲解（ppt课件）-2023新人教版（2019）《高中英语》必修第二册.pptx

1、NEWUnit 2 Wildlife ProtectionWhen the buying stops,the killing can too.-WildAid本单元词汇梳理1.reserve：re-(back 回)+-servare (protect 保护)同根词：preserve,observe,conserve 词块：reserve the right to do sth,reserve a room,oil reserves,a wildlife reserve 派生词：reservation 词块：make a reservation2.plain：词块：in plain Englis

2、h,plain black3.observe：ob-(in front of,before 向前)+-servare(protect 保护)一词多义：词源义是“保持”，也是基本义。同根词：preserve,reserve,conserve observe是正式用语，对应watch,see,notice 派生词：observation4.beauty：beau-(fine 美丽的)+-ty 词族：beauty,beautiful,beautify 抽象名词具体化5.remind：re-(again 再)+mind(v 注意)再次注意 提醒 提醒：词块 remind sb of/about sth

3、,remind sb to do sth 使想起：词块 remind sb of sb/sth 派生词：reminder6.shoot：一词多义：基本义“投射”词块：shoot up7.profit：pro-(forward 向前)+-fit(make,do 做)做事的收益 利润、报酬 词块：make a profit,profit by/from 派生词：profitable8.attack：at-(朝，向)+-tack-(nail 钉子)钉向 攻击 词块：an air attack,under attack,a heart attack 派生词：attacker9.effective：ef

4、fect(n 效果)+-ive 词块：be effective at；派生词：effectively10.recover：re-(back/away 回、离开)+cover-(cup-抓住、得到)找回 重新获得 派生词：recovery 词块：recover from=make a recovery from11.remove：re-(back/away 回、离开)+move(移动)一词多义：基本义“移走”；词块：remove from12.intend：英语释义 plan to do sth，intend比plan正式 词块：intend to do/doing sth 派生词：intend

5、ed，be intended for 13.threat&threaten：词族：threat,threaten,threatening 词块：a threat to sth,threaten to do sth14.exist：派生词：existing,existence15.harmony：词源：来自希腊神话中代表和谐和协调的女神哈耳摩尼亚的名字 Harmonia 词块：live/exist in harmony with 派生词：harmonious16.creature：create+-ure(名词后缀)创造物 词块：living creatures17.deer：单复数同形，同类词：

6、species,means18.reduce：re-(back 向后)+-duc(bring,lead 带)带回 减少 词块：reduce from to,reduce by 19.due to=because of20.insect：in-(使)+-sect(切、分)(古代西方看到蚂蚁、甲虫等昆虫大多数都有一个共同特点，身体都是一节一节的，因此以为昆虫都是这样的。)：词块：a fishing net,net profit/weight,the net=the Internet22.neighborhood：neighbor(n 邻居)+-hood(名词后缀，表示“集体”)词块：in the

7、neighborhood23.binoculars：bini-(two by two 两)+ocularis(of the eye 眼睛)24.emotion：词块：be full of emotion；派生词：emotional25.skin：派生词：skinny(-y 充满的)隐喻：人的“皮肤”野兽的“皮肤”(兽皮)植物、果实等的“皮肤”皮；壳26.unusual：un-(not)+usual；词块：it is(not)unusual(for sb)to do sth 词族：usual,usually,unusual,unusually重难点词精讲harmonyreduce精准的汉语释义熟

8、词生义attack一词多义intenddue英语释义英语释义含有 out 的短语动词一词多义reserve一词多义observeremindrecoverremove一词多义英语释义搭配义一词多义英语释义shoot一词多义一词多义I have _（订购）a new computer on the Net.Id like to _（预订）a table for three for eight oclock.bookorderedreserve reserveposter pst(r)n.海报;Theyaskedmetodesignaposterforthewildlifeprotection.他

9、们请我为野生动物保护设计一张海报。postillegal adj.不合法的;非法的;违法的illegally adv.不合法地Itsillegaltodrivethrougharedlight.开车闯红灯是违章行为。SouthChinatigersareendangeredbecauseofillegalhunting.华南虎因为非法狩猎导致濒危。hunt vt.&vi.打猎;猎取;搜寻 I like to spend my time hunting.我喜欢花时间狩猎。Many wild animals are dying out for over-hunting.因为过度猎杀，很多野生动物都

10、面临灭绝。_un.狩猎，打猎 _n.猎人，狩猎者 hunt for搜寻，寻找go hunting去打猎huntinghunterimmediately=at once/right now/right away adv.立即;马上;即刻;接近;紧接;附近;紧接地;直接地immediateadj.立即的；立刻的She answered almost immediately.species 种类;物种 There are tens of thousands of different species of birds.（全球）有成千上万种各不相同的鸟。sharkn.鲨鱼Afishusesitsfins

11、tobalanceandmoveitself.鱼用鳍来平衡和驱动身体。finn.（鱼的）鳍Peopleusesharksfinstomakesharkfinsoup!人们用鲨鱼的鱼鳍用来做鱼翅汤。on earth (表示强调)究竟，到底Whyonearthwouldhewanttogotosuchaplace?他到底为什么想去那么个地方？onearth“究竟，到底”，放在疑问词what，how，why，where，who等之后表示强调，用于。die out:it becomes less and less common and eventually disappears completely

12、灭亡；逐渐消失 eg How did the dinosaurs die out?【拓展拓展】die相关短语相关短语 die away 变弱变弱;逐渐消失或停止逐渐消失或停止 die of/from 因因而死而死;死于死于 be dying for 渴求渴求;迫切需要迫切需要 be dying to do sth.迫切想做某事迫切想做某事alarming adj.使人惊恐的alarm n.惊恐;惊慌;恐慌;警报;警报器 v.使惊恐;使害怕;使担心;She decided to sound the alarm.她决定发出警报。【归纳】be alarmed by/at sth.因而惊恐 be al

13、armed to do sth.做某事感到恐慌 in alarm 惊恐地(常作状语)give/raise/sound the alarm 发出警报 (1)It was really alarming news.这确实是令人惊恐的消息。这确实是令人惊恐的消息。(2)She turned around alarm when the door opened.当门打开时，她惊恐地转过身。当门打开时，她惊恐地转过身。(3)Everybody the news that war might break out.大家听到战争可能爆发的消息都感到恐慌。大家听到战争可能爆发的消息都感到恐慌。(4)The boy

14、 was alarmed (see)the bear walking to him.这个男孩看到熊走向他，很是惊慌。这个男孩看到熊走向他，很是惊慌。inwas alarmed at/byto see n.速度；（比）率 vt.划分等级 first-rate 一流的 the birth/death rate 出生率/死亡率 at an alarming rate 以惊人的速度雨林正以惊人的速度消失。The rainforests are disappearing_ _ _ _.at an alarming rate extinction n.灭绝 extinct adj.已灭绝的(1)an ex

15、tinct species 已灭绝的一个物种(2)be close to extinction 濒临灭绝preserve endangered species from extinctionlead to the extinction of many animals保护濒危物种不致灭绝导致许多动物的灭绝habitat 栖息地 A polar bears habitat is Northern ice and snow.北极熊的栖息地在冰天雪地的北极。aware adj.知道知道;发觉发觉;有有的意识的的意识的 We became aware of danger approaching us.我

16、们觉察到危险正在向我们逼近。我们觉察到危险正在向我们逼近。【语块积累语块积累】+名词类短语名词类短语意识到意识到;知道知道 +从句从句 意识到意识到 提高提高的意识的意识be/become aware of be aware thatraise awareness of【即学活用即学活用】(1)语法填空语法填空She was fully aware _my thoughts.At first I wasnt aware _he was ill.We should raise public _(aware)of the protection of the earth.(2)Everybody _

17、 _ _ the seriousness of pollution.每个人都意识到了污染的严重性。每个人都意识到了污染的严重性。(3)On the other hand,people _ _ _ _protecting the environment.另一方面另一方面,人们缺乏环保意识。人们缺乏环保意识。ofthatawarenessis aware oflack the awareness ofendanger vt.危害;使受到危险en使.进入状态+danger危险 使危险We endanger pandas by destroying their habitat.我们毁坏了熊猫的栖息地，

18、使它们的生存处于危机之中。endangered adj.濒危的 endangered animals average adj.平均的;正常的;普通的 n.平均数;平均水平Her work was well below average for the class.她的功课远在班上的中等水平以下。400 people a year die of this disease on average.平均每年有400人死于这种疾病。(1)Freddy was an average student，but not an average person.(2)He works hard and his grad

19、e is in his class.他学习刻苦，成绩在班里高于平均水平。他学习刻苦，成绩在班里高于平均水平。(3)，men smoke more cigarettes than women.一般来说，男士比女士吸烟多。一般来说，男士比女士吸烟多。弗雷德是一个普通的学生，但不是个普通人。弗雷德是一个普通的学生，但不是个普通人。above(the)averageOn averagemake progress 取得进步Chinahasmade alotofprogress.中国已经取得了很大的进步。make progress in.在方面取得进步make some/great progress 取得

20、一些/巨大进步make slow/steady/rapid/good progress 取得缓慢的/平稳的/迅速的/良好的进展误区警示progress是不可数名词，不能用a/an修饰，没有复数形式。Studywell(hard)andmakeprogresseveryday.好好学习天天向上。concern vt.涉及涉及;让让担忧担忧 n.担心担心,忧虑忧虑We are naturally concerned about the future.我们自然对未来感到担心。我们自然对未来感到担心。Everyone concerned with this matter has been identi

21、fied.与这件事有牵连的人都已查明。与这件事有牵连的人都已查明。(1)对对关切关切;为为担忧担忧 与与有关有关as far as.be concerned就就而言而言(2)concerningprep.关于关于be concerned aboutbe concerned with【即学活用即学活用】语法填空语法填空(1)As far as Im _(concern),I totally disagree with your opinion.(2)He asked several questions _(concern)the future of the company.(3)You will

22、 tell your friend that you are concerned _her.concernedconcerningaboutTranslation 1.父母十分父母十分关心关心我们的健康。我们的健康。2.我很我很担心担心她的安全。她的安全。3.这部影片是这部影片是关于关于保护动物的。保护动物的。4.就我而言就我而言，我更喜欢英语。，我更喜欢英语。Our parents are concerned about our health greatly.I am concerned about her safety.The film is concerned with protecti

23、ng animals.As far as I am concerned,I prefer English.adapt vi.适应适应 vt.使适应使适应;使适合使适合These styles can be adapted to suit individual tastes.这些式样可以修改这些式样可以修改,以适应个人不同的爱好。以适应个人不同的爱好。【语块积累语块积累】(1)适应适应(做做)改编自改编自(2)n.适应适应;改编本改编本(3)adj.有适应能力的有适应能力的;能适应的能适应的adapt(oneself)to doingbe adapted from sth.adaptationa

24、daptable【即学活用即学活用】He will be _(adapt)to the new job.They had to adapt themselves _a war economy.Do you think the film _(adapt)was faithful to the book?The children are finding it _ _ _ _ their new surroundings.孩子发觉很难适应新环境。孩子发觉很难适应新环境。I think you will _ _ _the life in Jinan soon.我认为你很我认为你很 快会适应济南的生活。

25、快会适应济南的生活。adaptabletoadaptationhard to adapt toadapt yourself tomeasure n.措施措施;方法方法vi.&vt.测量测量;衡量衡量;判定判定Strict security measures are in force in Beijing.北京采取了严密的安全措施。北京采取了严密的安全措施。【语块积累语块积累】(1)采取措施做某事采取措施做某事(2)make sth.to sb.s measure take measures to do照某人的尺寸做某物照某人的尺寸做某物【即学活用即学活用】语法填空语法填空(1)Obviousl

26、y,it is high time that we took some _(measure)to solve the problem.(2)It can not _(measure)in terms of money.(3)The government has promised to take measures_ _(help)the unemployed.measuresbe measuredto helpauthority n.权力;威权;当权She does not like anyone challenging her authority.她不喜欢任何人挑战她的权威。We were b

27、rought up to be respectful of authority.我们从小就学会了尊重权威。15.pressure n.压力压力;要求要求*The nurse applied pressure to his arm to stop the bleeding.护士压住他的胳膊止血。护士压住他的胳膊止血。*Can you work under pressure?你能在压力下工作吗你能在压力下工作吗?【语块积累语块积累】vt.&vi.按按;压压;极力劝说极力劝说;催促催促 n.出版社出版社press sb.to do sth.；put pressure on sb.：血压血压press

28、催促某人做某事催促某人做某事给某人施加压力给某人施加压力blood pressure【即学活用即学活用】语法填空语法填空(1)The _(press)of modern life is great.(2)He may have put pressure _her to agree.(3)They are pressing us _(make)a quick decision.pressureonto makereserve词源解读reserve由re-“回（back）”和词根-servare“保护（protect）”构成。词源义和基本义是“保留（to set aside,withhold）”。

29、reserve vt 保留；保存；储备：These seats are reserved for special guests.If you order after that,we reserve the right to eitheraccept or reject order requests.Ill reserve my judgment until I find all the evidence.预订(book)：reserve a room/ticket reserve n C 常用复数 储备：oil/gold reserves C(野生动植物的)保护区：This coastal a

30、rea was named a national wildlife reserve last year.【词汇拓展】C&U 保留；异议：I accept your statement without reservation(=completely).C(旅馆房间、剧院座位等的)预订：Ill call the restaurant to make a reservation.reservatio.v.reserve a room/table/seat 预订房间预订房间/桌子桌子/座位座位reserve sth.for sb.为为预订预订/保留某物保留某物拓展拓展reservereservatio

31、n n.保留（意见），预订保留（意见），预订reserve the right to do sth.保留做某事的权利保留做某事的权利n.in reserve 备用备用anaturereservewithoutreservation毫无保留makeareservation_【语境应用语境应用】单句单句填空。填空。1)Id like to reserve a table _ two.2)I want to go and see the lions in the nature _(reserve).3)Customers are advised to make seat _(reserve)well

32、 in advance.4)The management reserves the right _(refuse)admission.5)We always keep some money _ reserve,just in case.forreservereservationsto refuseinplainadj.直率的;简单明了的，平凡的 n.平原She made her annoyance plain.她满脸不耐烦。The facts were plain to see.事实显而易见。You dont need any special skills for this job,just

33、plain common sense.这项工作不需要任何特殊技能，只要有普通常识就够了。the Great Plains北美洲大平原 make out 看清、听清、分清1.We made up our minds to concentrate on our studies.2.She always makes up before going to a party.3.He had been dreaming of climbing the high mountain,and he made it at last.A B C CA Bherd n.兽群;牧群;A herd of elephant

34、s crossed the plains towards a watering hole.一群大象缓慢而笨拙地穿过平原，朝水潭走去。observe福尔摩斯探案集(Adventure of Sherlock Holmes)是英国作家阿瑟柯南道尔(Arthur Conan Doyle)的著名作品。柯南道尔小说的故事结构、推理手法和奇巧的构思都给该类题材的小说树立了范本，他是当之无愧的文学大师，他将侦探小说推向了一个崭新的时代。福尔摩斯探案全集可谓是开辟了侦探小说历史“黄金时代”的不朽经典，风靡全世界，是历史上最受读者推崇的侦探小说。福尔摩斯探案集中福尔摩斯的名言：You see,but you d

35、o not observe.你看到，但没有观察。observe词源解读observe由ob-(in front of,before 向前)和词根-servare(protect保护)构成。词源义是“保持（to hold to）”，这也是它的基本义。vt&vi 正式用语 观察；观测：observe the behaviour of birds Observe carefully if any change occurs when doing experiments in the lab.vt 正式用语 察觉到；注意到:In homes with cats and dogs living peac

36、efully,researchers observed a surprising behaviour.observe doing/do sthThe police officer observed him driving at 100 miles per hour.observe+that 从句:It was observed that successful people spent a lot more time reading than they did watching TV.强调保持看的过程；比watch正式强调保持看的结果；比notice正式感官动词+名词+do/doing vt 正

37、式用语 说；评论：He observed that it would probably rain.vt 遵守/奉行(法律、习俗等)：observe the law/the local customs vt 正式用语 举行(仪式)；庆祝(节日)：Do you observe Christmas in your country?释义 是低义频释义，但在近年高考阅读和写作中出现过，需注意。保持observe基本义“保持”看“保持”法律、习俗等“保持”过节、举办仪式等动作结果 观察；观测 察觉到；注意到 遵守/奉行(法律、习俗等)举行(仪式)；庆祝(节日)observe 语义网络图得出结论 说；评论词

38、汇拓展observation n U&C 观察observatory n C 天文台；观象台；气象台observer n C 观察者；观察员观察家报（The Observer）1791年创刊，是英国报纸，同时也是世界上创刊最早的星期日报纸。observe v.观察observesb.+_sth.注意到某人正在做某事（动作正在进行）observesb.+_sth.注意到某人做了某事（动作的全过程）observethat.观察到.observetrafficrules遵守交通规则observetheSpringFestival庆祝春节doingdo即即学活用学活用Thousandsofpeople

39、observedtheship_（leave）theharbour.leaving写出下列句中observe的含义:1.Therefore,rulesshouldbeworkedoutandstrictlyobserved._ 2.ItisatraditionforthepeopleheretoobservetheSpringFestival._ 3.Thescientistdevotedmostofhislifetimetoobservingthebehaviourofthechimps._ 4.Thethiefwasobservedtoopenthewindowandrunaway._遵守

40、庆祝观察注意到(1)完成句子完成句子：许多中国人尽管在国外居住了多年：许多中国人尽管在国外居住了多年,但仍遵从传统的习俗。但仍遵从传统的习俗。Though having lived abroad for years，many Chinese still _.(2)句型转换句型转换：The police observed the man enter the bank.(变为被动语态变为被动语态)The man_ _ _ _the bank by the police.observe the traditional customs巧巧 学学 活活 用用was observed to enter特别

41、提醒：在被动语态中，observe后充当补足语的不带to的动词不定式中的to要还原出来，即sb./sth.is observed to do sth.。_adj.美丽的 _ n.美;美人 _vt.美化beautifulbeautybeautify点拨：类似加-ify表动词的词还有:pure/purify,clarity/clarify,simple/simplify;加-ful表形容词,care/careful,hope/hopeful,use/useful等。remind vt 提醒 to make sb remember sth that they must do:Remind you,J

42、ane.Take care.My wife got her purse picked at the station once.remind sb about/of:I forgot to remind him about/of the time for the interview.remind sb to do sth:We put up a board to remind people to protect thetrees.2009 北京书面表达 remind sb+(that)/wh-从句：She reminded me that I hadnt called Mother.remind

43、 vt.提醒提醒;使想起使想起 In case I forget,please remind me of my promise.假如我忘记了假如我忘记了,请提醒一下我的诺言。请提醒一下我的诺言。【语块积累语块积累】(1)使某人想起某人使某人想起某人/某物某物 提醒某人去做某事提醒某人去做某事remind sb.that+从句从句 ;(2)remindern.提醒物提醒物remind sb.of sb/sth.remind sb.to do sth.提醒某人提醒某人.使想起 to make sb remember sb that they know or sth that happened in

44、 the past:remind sb of sb/sth:reminder n C 令人回忆的事物；提醒者；提醒物：He placed the brochure on his desk as a reminder.Bill reminded him of the day years ago when they had first met.Brad was Janes brother!No wonder he reminded me so much of Jane!【即学活用即学活用】语法填空语法填空(1)The photo will remind me _the days when we w

45、ere together.(2)We put up a board to remind people _(protect)the trees.(3)I have to remind myself _I have traveled to the year AD3005.(4)These notes can remind me _I have learned in class.ofto protectthatwhatshoot基本义是“投射”shoot(shot,shot)v vi&vt 开(枪等武器)；射出；射击：He shot the arrow from the bow.He hit the

46、 target after he shot at it several times.vt 射中；射死：The police shot one suspect when he pulled a gun on them.vt&vi 拍摄：The movie was shot in New Zealand.shoot vt&vi 射门；投篮：The basketball player shot the last goal.vi&vt(使)快速移动：The pickpocket shot his hand into her bag.One more look and he noticed flames

47、 shooting out from under the disabled vehicle.2016 全国n C 嫩枝；新芽：bamboo shoots 竹笋The rose is putting out new shoots.shooting n C 射击；枪杀；U(电影)拍摄shoot的语义网络图投射基本义shoot“投射”弓箭、子弹等“投射”导致受伤或死亡开(枪等武器)；射出；射击射中；射死拍摄(使)快速移动射门；投篮摄影机等“投射”光线而捕捉镜头“投射”篮球、足球等某人、某物从某处快速地“投射”shootHe was _ a bird,and he _ it.shooting atsh

48、ot(强调射击的结果)向射击(shot;shot)watch over 看守看守;监视监视;守护守护;照管照管They _ _ _ by three policemen.他们被三个警察看守着。他们被三个警察看守着。【短语短语】watch out(for)当心当心;注意注意watch for sth.盼望或等待某事物盼望或等待某事物under the close watch在严密的监视下在严密的监视下were watched overattackattack v vt&vi 攻击；进攻：Travelers should not feed the wild animals in a close d

49、istance because they may attack people.vt 抨击 to criticize sb/sth strongly：His remarks were attacked in the newspaper.vt(疾病、虫、化学物等)侵袭；侵蚀：The sugar in the soft drinks forms acid and attacks our teeth.词源：at-(朝、向)+-tack-(nail 钉子)钉向 攻击“攻击”人或物的身体“攻击”人的作品病、虫、化学物等“攻击”人/物攻击；进攻抨击(疾病等)侵袭；侵蚀attack语义网络图attack攻击基

50、本义攻击；进攻抨击(疾病等)侵袭；发作vnattack v.;n.袭击;攻击Your father is an obvious candidate for a heart attack.你父亲显然是容易患心脏病的人。The man attacked him with a knife.那个男人持刀向他行凶。effective adj.有效的;生效的The new speed limit on this road becomes effective from 1 June.这条路上新的限速规定自6月1日起生效。effect n.效应;影响affect v.影响;侵袭;使感染;(感情上)深深打动;a