单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit2,Vocabulary,1.differ,vi.,different,difference,观察示例,:,In pairs,look at these pictures and discuss which ones are natural clones and which ones are man-make.Think about how they,differ,.,两人一组,观察图片并讨论哪些是自然无性,繁殖,哪些是人工的。思考它们的,区别,。,考点,differ,意为“不同；相异”,可构成短语,differ from.,与,不同,;differ in.,在,方面不同。,考例,Leaves are found on all kinds of trees,but they differ greatly _ size and shape.(,上海,2007)A.on B.from C.by D.in,点拨,differ in size and shape,在大小和形状上不同。,用适当的介词填空,(1)Im sorry to differ _ you _ the matter.,(2)The customs here differ _ those of the south.,(3)The two girls differ _ language.,(4)There are many differences _ living in the city and living in the countryside.,from,on/over,from,in,between,2.It is a difficult task to,undertake.,undertake,vt.,观察示例,:,The procedure is difficult to,undertake,of course.,当然,这个过程很难实施。,The scientist,undertakes,the experiment.,科学家从事这项实验。,I will,undertake,the responsibility for the changes.,我愿意承担这些变革的责任。,The lawyer,undertook,a new case.,那个律师接了一个新的案子。,undertake,是及物动词,主要有以下义项,:,着手做,从事,进行,;,担任,承担,答应,同意。,归纳拓展,：,即时练习：,完成下列句子。,(1)He will _ _ _ next month(,去旅行,).,(2)He _ _ _ _(,承担一项新任务,).,undertook,task,new,a,a,undertake,journey,3.pay off,得到好结果,;,取得成功,;,付清,词语联想,pay(,sb,)back,sth,还,(,某人,),钱,/,物,pay,sb,back for,sth,因,而报复,/,惩罚某人,pay for,sth,付,的钱；为,付出代价,pay out,为某事而付出大笔款项,注意事项,pay off,当“,(,努力、辛苦,),得到好结果；,(,事业、计划,),成功”讲时，为不及物动词短主，用主动语态。,原文再现,You might find this hard at first but it pays off when you come to speak.,用,pay,相关短评的适当形式完成句子,(1)Ill _(,还你钱,)next month.,(2)You must _(,为,付出代价,)your rude words.,(3)_(,他努力没有白费,)when the manager accepted his proposal.,(4)She _ 200,yuan,_(,付,的钱,)Toms bike.,for,pay you back,pay for,His efforts paid off,paid,(),Mom,I cant see any point in working hard at all the subjects at school.,Come on,dear.Years of hard work will surely _ in the future of your career.,A.make sure,B.pay off C.bring back,D.pay back,B,4.cast down,使沮丧,观察示例,:,Cloning Scientists were,cast down,to find that Dollys illnesses were more appropriate to a much older animal.,克隆科学家,沮丧地,发现多莉的病更容易在年老的羊身上。,Dont be so,cast down,.Just keep up,your spirits.,不要这么沮丧,打起精神来！,归纳拓展：,cast down,沮丧,cast away,丢弃,cast off,放弃；丢弃,cast out,赶走,即时练习：,将下列句子译成英语,(1),听到这个消息他很沮丧。,_,(2),发现事情的真相使他很沮丧。,_,He was cast down to hear the news.,Finding out the truth made him cast down.,5.object,v.,objection,n.,观察示例,:,On the other hand,Dollys appearance raised a storm of,objections,and had a great impact on the media and public imagination.,另一方面,多莉的出现引来了巨大的反对激发了传媒的热炒和公众的想像力。,词义,vi,.,不赞成,反对,n,.,物品,目标,派生词,objection,n.,不赞成,反对,常用搭配,object to,sth,/doing,sth,反对,(,做,),某事,object to,sb,反对某人,have/take/make an objection to(doing),sth,对,表示反对,raise an objection to(doing),sth,对,提出异议,即时练习,:,句型转换,(1)Have you any,objection to,my opening the window?,=Would you _ _ my opening the window?,object,to,(2)I,take objection to,smoking.,=I _ _ smoking.,(3)“But he is too young,”she argued.,=She _ that he was too young.,object,to,objected,6.forbid,vt.,观察示例,Some began to reform their legal systems and forbade research into human cloning.,一些政府开始改革他们的法律体系,禁止对人类克隆的研究。,词义,vt,.,(to command someone not to do something),禁止,不准,反义词,allow,允许,准许,常用搭配,forbid,sth,/doing,sth,禁止,(,做,),某事,forbid,sb,to do,sth,禁止某人做某事,forbid that,禁止,allow,sth,/doing,sth,允许,(,做,),某事,allow,sb,to do,sth,允许某人做某事,根据汉语提示完成句子。,(1)He _(,禁止吸烟,)during office hours.,(2)Many parents _ _(,禁止他们的孩子独自外出,)at night.,(3)Marriage _(,被禁止,)during college time in the past.,forbids smoking,forbid their children to go out alone,was forbidden,7.accumulate,vt,.,but other countries like China and the UK,continued to,accumulate,evidence of the abundant medical aid that cloning could provide.,有些国家比如中国和英国继续收集克隆能提供丰富的医疗帮助的证据。,He,accumulated,fortune by hard work.,他因努力工作而积蓄了一笔财富。,The purpose of education is not just,accumulating,information.,教育的目的不仅仅是积累知识。,vi.,积聚,Dust,accumulated,during my absence.,我不在期间灰尘积聚了起来。,归纳拓展：,accumulate,可作及物动词和不及物动词，表示,:,收集,聚集,堆积。,另外,accumulation,n.,积聚,如,:the,accumulation,of knowledge,知识的积聚,即时练习：,完成下列句子,(1)He quickly _ _ _(,积蓄了一大笔财富,).,(2)Clouds began to _ _ _ _(,在天空中聚集,).,large,in,accumulated,fortune,accumulate,sky,the,8.retire,vi.,观察示例,:,He,retired,at the age of 65.,他,65,岁退休。,He will soon,retire,from the army.,他不久将退役。,She,retired,early that night.,那天晚上她就寝得早。,即时练习：,完成句子,(1)He worked as a guard after _ _ _ _(,退役,).,(2)The troops _ _ _ _(,从战地退了回来,).,field,n.,战地,the,army,field,retiring,from,retired,from,the,9.resist,vt.,观察示例,:,Others will survive and pass on the ability to,resist,that disease to the next generation.,其他的将存活下来并传递其后代抵抗这种病的能力。,词义,vt,.,(to remain firm against the actions,effects,or force of),抵制,抵抗,派生词,resistance,n.,抵抗,反抗,;,抗性,;,抵抗力,;,耐性,resistant,adj.,抵抗的,;,防,的；抗,的,resister,n.,抵抗者,resistibility,n.,可抵抗性；抵抗力,常用搭配,resist sh./doing,sth,.,抵制某事,/,做某事,cant resist,sth,/doing,sth,禁不住某事,/,做某事,resist the enemy/temptation,抵抗敌人,/,抵制诱惑,根据汉字提示完成句子,(1)We are determined to stay and _(,抵抗敌人,).,(2)Tom _(,忍不住开玩笑,)about his strange hairstyle.,(3)Quite a few people in power _ _(,抵制不住