21世纪大学英语备课b2unit4

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1、I・Objectives1・masterthebasiclanguageandskillsnecessarytoexpresscuriosity;2，understandthemainideasofTextA,TextBandTextC,andmastertheusefulsentencestructuresandwordsandexpressionsfoundintheexercisesrelevanttothefirsttwotexts;3・knowhowtousethestructureofV+

2、V-ingor+infinitive(3);4・knowhowtotakeatelephonemessage;5・understandparagraphdevelopment(1)・II.BackgroundInformationAnimalRightsMovement&AnimalRightsActivistsTheAnimalRightsMovementisatermthatreferstoorganizedeffortsopposingtheuseofanimalsforresearch,foo

3、d,andclothing・Peoplewhodefendanimalrights,calledanimalrightsactivists,pointoutthatanimalsfeelpainandhavereasoningability・Theysaythatanimalsdeservegreatermoralconsiderationthanhumanbeingsgenerallygivethem・Someanimalrightsactivistsworktooutlawlaboratoryex

4、perimentsonanimals・Othersteachthathumanbeingsdonotneedtoeatanimalsforsurvival.Manyactivistsprotesttheuseoffurcoatsorleatherproducts.Theyalsoopposehuntingandspectatorsportsinwhichanimalsmaybetreatedinhumanely,suchasbullfightinganddogracing・Ill.Words1・hon

5、esty/7.qualityofbeinghonest诚实Honestyisthebestpolicy・（谚）诚实总是上策。2.merely/ad.only;simply仅仅；只；不过Eg.JohnandMaryaremerelyfriends,notlovers・It'snotmerelyamatterofcost,butwhethershe，soldenoughtobeonholidayalone・3.heartya.cheerful热诚的，热情友好的；衷心的；尽情的,纵声的Weweremetwi

6、thaheartywelcome・Let'sgiveaheartycheertothewinner.4.fake眩伪造；假装Ifakedinterestintheboringlecture・我装出对那个乏味的讲座感兴趣的样子。Thebabyhasn"tlearnedtofakeasmile・2.abuseW滥用，妄用；虐待Ifyouabuseyourpower,yougetittakenaway・Thecenterprovidesservicetoabusedwomenandchildren.6・ma

7、ss1・largenumber大量;众多amassofice/letters一大块冰/一大堆信2)・involvingalargenumberofpeople群众的；大量的；大规模的themassmedia大众传媒masseducation大众化教育7.destruction/n.破坏；摧毁；毁灭Manycountriesareworkingtogethertostopthedestructionoftheenvironment・许多国家在共同努力制止对环境的破坏。ice;prideledtohiso

8、wndestruction.8.species(pl.species)n.［单复同］物种，种aspeciesoffish一种鱼severalspeciesofbirds几个品种的鸟Therearemorethantwohundredandfiftyspeciesofshark.鲨鱼种类达250种以上。9havenousefor不需要，用不着・Ireceivedalotofgiftsbuthadnouseformostofthem・Theykickedhi