lesson1 a puma at large

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1、Apumaatlarge主讲：王老师课文介绍Todaywe‘lltalkaboutapumathatiswanderingaroundthecountryside.Doyoulearnaboutit？Nextlet’sstudylesson1.背景知识Puma又称cougar或mountainlion，与狮、虎、豹一样，都属于猫科兽。它体形很大，皮呈棕色，产于美洲西北部及南美洲的山区。Nowlet’senjoysomepictures!单词讲解1.spot（1）n.点，斑点Shewaswearing

2、ablackskirtwithwhitespots.【短语】onthespot1)立刻,马上（at once,immediately）Anyone breaking the rules will be asked to leave on the spot.2)at the place of the action在现场Wherever she is needed,she is quickly on the spot.(2)v.=see,pick out,recognize,catchsight of强

3、调结果,辨别出,看见,识别,发现A tall man is easy to spot in the crowd.Ispottedthefamousfilmstarthemomentheappeared.Isoonspottedwhatthemistakewas.【近义表达】--find：强调发现的结果/find out：查出事实真相--discover：做出重大发现/notice：注意到--observe：观察/watch：观察活动中的人或画面--detect：侦探，多用于侦破事件2.evidenc

4、en.根据，证明，证据Thereisconvincingevidenceofalinkbetweenexposuretosunandskincancer.Therewasn’tenoughevidencetoprovehimguilty.【短语】inevidence=evidently明显地，显而易见地Thefirstsignsofspringareinevidence.初冬的迹象已显而易见。【联想记忆】proofn.证明witnessn.证人confirmationn.证实Haveyouanypr

5、oofthatyou’retheownerofthecar?Godismywitness.Wearewaitingforconfirmationofthenews.我们正等着落实此消息。3.accumulatevt.&vi.积累；积攒；堆积（强调过程）Astheevidenceaccumulates,thesuspectseemsmoreandmoredisturbed.Dustanddirtsoonaccumulateifahouseisn’tcleanedregularly.【近义表达】gath

6、ervt.聚集,把某人召集在某处Theteachergatheredhisstudentsintheclasscollectvt.搜集,采集-Doyoucollectstamps?-Yes,Icollectstampsasmyhobby.assemblev.集合,集会/装配Alargenumberofpeopleassembleonthesquare.hoardvt.大量的储存（hoard up=store up储藏）The squirrel hoards up nuts for the cold 

7、winter（squirreln.松鼠）（nutn.坚果）amassvt.积聚（主要用于诗歌和文学作品）Thecloudsmassedabovethehillspileup堆积Evidencewaspilingupagainsthim.4.obligevt.1）要求，责成，迫使：Theprincipalshallbeobligedtopaythewagestotheemployees.必须责成雇主向雇员支付薪金。2）使(行动、政策等)成为必要，必须：Youareobligedtoassigntome

8、yourfirmbythecontract.你必须按照合同把你的商行转让给我。3）使感恩，帮…的忙：Kindlyobligemebyopeningthedoor.劳驾帮我开一下门。=Kindlyobligemewiththedoor.vi.施恩惠；帮助，给予方便：Veryobligewithyourpresence.敬请光临。【短语搭配】feel obliged to dosth感觉有必要做某事--Ifeelobligedtosaynotohisdemand我觉得应该