1、Back to the pastB6 Unit 3 Welcome and ReadingKey words convince navigate dismiss acknowledge insist panicThere is only one way to convince you.convince1)to make sb/yourself believe that sth is true使确信；使相信 Youll need to convince them _ your enthusiasm for the job.So the colours went on boasting,each
2、_ his or her own superiority.I am convinced that he has learned from his mistakes.convinceofconvinced of2)to persuade sb to do sth 说服，劝说 Ive been trying to convince Jean to come with me.If you cannot convince them,confuse them.convince The evidences listed in the article add weight to its conclusion
3、.She managed a weak,_ smile.convinceconvincingunconvincing(Line 2)A fleet of over 200 navigated the bule seas.navigatenavigate1)to sail along,over or through a sea,river etc.航行；航海航行；航海 The river became too narrow and shallow to navigate.2)to find your position or the position of your ship,car etc.an
4、d the direction you need to go in,for example by using a map 导航导航,确定确定位置位置 to navigate by the stars How do you navigate your way through a forest?navigation systems 导航系统 3)to find the right way to deal with a difficult or complicated situation 驾驭，成功应付驾驭，成功应付(困难处境困难处境)I hope you navigate the difficul
5、t times and come out with greater strength and resolve.Remote work is more popular,and companies are unsure how to navigate workers desire to move away from the office.(Line 18)For many years,some historians dismissed the records of these voyages _ legends.dismiss1)to decide that sb/sth is not impor
6、tant and not worth thinking or talking about 对对不予不予考虑考虑，对对.不屑一提不屑一提 The government has dismissed criticisms that the countrys health policy is a mess.dismiss a suggestion/possibility/idea His idea was dismissed as impractical.dismiss sth as sthdismiss2)to put thoughts or feelings out of your mind（从头
7、脑中）去除（从头脑中）去除，摒除摒除 He dismissed her from his mind.Dismissing her fears,she climbed higher.3)to officially remove sb from their job 解雇解雇，免职，免职 He has been dismissed his job.fromdismiss=fire4)to formally ask or order someone to leave 遣散；解散遣散；解散 The class was dismissed early today.The students were dis
8、missed early because of the snowstorm.dismiss(Line 20)Zheng Hes accomplishments are now widely acknowledged,and he is remembered as.acknowledge1)to _ that sth is true The family acknowledge the need for change.公认的事实 a generally acknowledged fact He refused to acknowledge (defeat)in the match,but in
9、vain.He acknowledges that when hes tired he gets bad-tempered.承认（某事属实）承认（某事属实）acknowledgebeing defeatedaccept/admit2)if people acknowledge something,they recognize how good or important it is:He is widely acknowledged as the best player in the world.Michael Jordan is widely acknowledged to be the be
10、st player in the world.3)to publicly express thanks(公开公开)感谢感谢 We wish to acknowledge the support of the university.He acknowledged the applause with a small bow.认可认可(成就、地位、品质等成就、地位、品质等)=recognize(Line 5)Columbus insisted _ searching for a direct sea route to the East Indies by sailing across the Atl
11、antic Ocean.insist1)to demand that sth happens or that sb agrees to do sth 坚决要求坚决要求 insist on sth/sb doing sth We insisted on a refund of the full amount.She insisted on his/him wearing a suit.insist that sb/sth(should)do They insisted that everyone _ to the party.Some insist that interests _ first
12、in career choosing.insist(should)come(should)be put 2)to say firmly that sth is true,especially when other people do not believe you 坚持说坚持说，坚持认为，坚持认为 insist on sth She kept insisting on her innocence.insist that.(无需虚拟语气无需虚拟语气)His friends insisted that he _ no connection with drugs.insisthad John ins
13、isted that he _(hear)somebody in the house.He insisted that he _(be)not ill,but the doctor insisted that he _(take)the medicine.insistheardshould take was(Line 10)The men on board were in panic.panic1)n.a sudden feeling of great fear that cannot be controlled and prevents you from thinking clearly 惊
14、恐；恐慌惊恐；恐慌 An earthquake hit the capital,causing panic among the population.She got into a panic when she couldnt find the tickets.Office workers _(惊慌逃出)as the fire broke out.她突然感到一阵恐慌。A sudden rush of panic swept over her.fled in panic v.to suddenly feel frightened so that you cannot think clearly a
15、nd you say or do sth stupid,dangerous,etc（使）惊慌失措（使）惊慌失措panicked panicked panicking Dont panic!Well soon get you out of there.我一看到那条蛇就惊慌起来。I panicked at the sight of that snake.雷声使马受到了惊吓。The thunder panicked the horses.The final proof came _ an enormous shipyard was discovered in Nanjing,_the fleet h
16、ad been built.Those who make great discoveries must often overcome many challenges along the way _was the case with the explorer Columbus.Columbus insisted searching a direct sea route the East Indies sailing the Atlantic Ocean.Sentencesonfortobyacrosswhen where asPhrases three dimensions of SpaceLe
17、ngth,Breadth and Thickness against reasonP30 set sail from on his first voyage navigate the blue seas on board demonstrate the advanced technology on behalf of the Ming Dynasty Mr Knight cannot be here,so his wife will accept the prize on his behalf.be loaded with foreign rulers pay friendly visits
18、to keep logs of their voyages chart the coast have a far-reaching impact on set foot in the countries and regions pass on legends develop and strengthen harmonious relations with expose foreign people to Chinese culture allow the Chinese to better understand overseas lands dismiss the records of the
19、se voyages as legends Zheng Hes accomplishments are widely acknowledged most influential explorersP31 overcome challenges along the way insist on searching for a direct sea route sail across the Atlantic Ocean after continuous attempts receive financial support depart from.face a shortage of food pu
20、t everyone in grave danger be in panic regardless of all the challengeswithout being affected or influenced by sth 不管；不顾The law requires equal treatment for all,regardless of race or religion.manage to keep everyone out of danger spotted land in the distance he was convinced that.over the course of
21、his three subsequent voyages discover more vast areas of the world open a new chapter of the Age of Exploration the period witnessed important geographical findings allow for an international exchange of ideas and cultures1.to make it possible for something to happen or for someone to do somethingOu
22、r new system will allow for more efficient use of resources.2.to consider or include sb/sth when calculating sth All these factors must be allowed for.B11.harmonious2.influential3.proof4.on behalf of5.was loaded with6.strengthened7.subsequent8.acknowledgedP33 take charge of the task there is proof that establish good relations with in the subsequent year be astonished by in line with his will bear witness to the long history of friendly interactions
