2021学年Unit 5 A delicate world背景图ppt课件

这是一份2021学年Unit 5 A delicate world背景图ppt课件，共22页。PPT课件主要包含了Ⅰ课标单词，drama，dramatic，inhabit，inhabitant，subsequent，depart，departure，explode，explosion等内容，欢迎下载使用。
必背写作词汇1.______________　adj.中间的,半途的 2.______________n.遗产;传统3.______________n.胃口,食欲4.______________n.大混乱;紊乱5.______________n.保护6.______________n.病毒7.______________v.(使)变小,(使)减少8.______________n.夹子,陷阱
halfway　heritage　appetite　chas　cnservatinvirus　decrease　trap　
9.______________v.倒坍;塌下10.______________adj.大量的,多的11.______________n.事件12.______________n.干预,介入13.______________v.应该做;对……负有……的义务14.______________n.生态15.______________n.标准,准则16.______________adj.巨大的;广大的17.______________adv.在别处18.______________adj.稳固的;安全的
cllapse　substantial　incidentinterventin　we　eclgy　criterin　vastelsewhere　secure
识记阅读词汇1.penguin n.______________2.rat n.______________3.multiply v.______________________4.vegetatin n.______________5.ersin n.______________6.parakeet n.______________7.immunity n.______________8.pstscript n.______________9.pest n.______________
企鹅　大老鼠　(使)大大增加,(使)倍增　植物,草木(总称)侵蚀　长尾(小)鹦鹉　免疫力　附言　有害小动物;害虫　
10.disslve v.______________11.wrm n._________________12.visual adj.______________13.sessin n.______________14.herbal adj._________________15.mysterius adj. ______________
(使)溶解　蠕虫;(昆虫的)幼虫　视觉的　一段时间　用香(药)草制成的　 神秘的　
16.status n.______________17.altitude n.______________18.thrive v.______________19.fssil n.______________20.flral adj.______________21.vertebrate n. ______________22.beehive n.______________
地位;身份　海拔(高度)茁壮成长　化石　花的　 脊椎动物　蜂房,蜂箱
『构织连脉词汇』1.______________n.戏剧→______________adj.戏剧的;引人注目的→______________adv.显著地 2.______________v.居住在,栖息在→______________n.栖居的动物 3.______________n.随后→______________adj.随后的,后来的→______________adv.后来,随后 4.______________v.离开,启程→______________ n.离开 5._____________v.突然增加;爆炸;爆破→_____________n.激增;爆炸,爆破 6.______________ n.营养;滋养→______________ n.养分,营养物→______________adj.有营养的 
dramatically
subsequence
subsequently　
7.______________v.消费,比较,对比→______________adj.比较的,对照的→______________ n.比较 8.______________adj.用香(药)草制成的→______________n.香草,药草 9.______________v.兴旺,发达→______________ n.兴旺;繁荣→______________ adj.繁荣的 10.______________adj.罕见的→______________adv.很少,不常 11.______________adj.生物的,与生物有关的→______________n.生物→______________n.生物学家 12.______________adj.显而易见;明白易懂的→______________adv.据说;看来,似乎→______________n.外观 
13.______________v.不同,有别;(根据情况)变化→______________ adj.各种不同的;各种各样的→______________n.变化,变更,变异→______________n.(同一事物的)不同种类,多种式样 14.______________v.武装入侵,侵入→______________n.涌入→______________n.侵略者 15.______________ v.存在→______________v.共存,共处 16.___________ v.和(某人)打招呼(或问好)→______________n.问候,招呼 
『语境活用』1.In this ______________,Jack is a ______________character,wh ften bws ______________t his master.(drama) 2.The ______________have ______________the regin fr many years.(inhabitant) 3.He was brn in Hng Kng where he practiced as a lawyer and ______________he escaped t England but he didn’t knw what the______________ was.(subsequently) 4.After ten minutes the bmb ______________and the peple in the city heard the ______________.(explde) 
inhabitants
subsequently
5.Accrding t the dctr’s advice n diet and ______________,I decide t nly eat ______________fd which cntains substances which help ur bdy t be healthy.(nutritius) 6.It’s said that wmen are smking tw extra cigarettes,______________ with fur years ag and the ______________is true.(cmpare) 7.Jack is a prfessr wh likes ______________(bilgical) very much.He ften reads bks n ______________(herbal),sme f which are ______________(rare) seen in ur life.______________ (apparent),he will becme an expert n medicine. 
1.______________把……归功于 2.______________代表 3.___________________喜爱……,爱好…… 4.______________A乘以B 5.______________为……设下圈套 6.______________与……共存 
　n behalf f　have an appetite fr　multiply A by B　set a trap fr　cexist with
『语境活用』Mr Wang is my math teacher.It is he wh lets me knw 12 ______________(乘) by 12 is 144.With his help,the students in my class __________________(喜爱) math.Certainly,we ______________(归功于) ur gd grades t Mr Wang.Als,he ften tells us that human beings shuld learn t ______________(与……共存) with animals.Nw he is ging t leave ur schl fr further study.______________(代表) the students in my class,I will express ur gratitude t him. 
have an appetite fr
On behalf f
Ⅲ.主题词汇积累——脆弱的世界
『单词』1.delicate adj.脆弱的2.ecsystem n.生态系统3.cause v.造成4.change n.变化5.wind n.风6.sculpt v.雕刻,雕塑,使成形 7.landscape n.地貌8.surprising adj.令人惊讶的9.seal n.海豹
10.habitat n.栖息地11.island n.岛屿12.unfrtunately adv.不幸地13.rabbit n.兔子14.native adj.本地的,当地的15.remve v.移走16.ppulatin n.人口17.harm n.伤害,害处18.release v.释放
『词块』1.strng wind大风2.the number f ……的数目3.lead t导致4.sil ersin土壤流失5.die ut灭绝6.ut f cntrl失控 7.cme up with提出,想出8.in cnsequence结果9.with the departure f随着……的离去10.turn ut结果
11.need ding需要被做12.participate in参加13.UNESCO Wrld Heritage List联合国教科文组织世界遗产名录14.due t由于15.plant trees植树16.feed n以……为食17.be respnsible fr对……负责18.living fssil活化石19.in return作为回报20.nature reserve自然保护区21.be renwned fr因……闻名
1.The green grass and bare rck f its landscape cntrast dramatically,giving it a wild and natural beauty.【考点凝练】动词-ing短语作结果状语。2.Nr wuld they fail t imagine hw its native inhabitants,including ryal penguins,king penguins,and elephant seals,existed in perfect harmny with their natural habitat fr thusands f years.【考点凝练】含否定意义或否定形式的词或词组,如:nr,seldm,hardly,never,in n case等放在句首时,句子要用部分倒装。3.With this gal in mind,a virus was released nt the island.【考点凝练】“with+名词/代词+介词短语”在句中作状语。
『高考情境仿写』1.他的父母死了,留给了他很多钱。2.我们最近既没看见他,也没有收到他的来信。3.她含着眼泪说了声再见。
His parents died,leaving him a lt f mney.
Neither have we seen him,nr have we heard frm him.
She said gd-bye with tears in her eyes.
Macquarie Island is in the Suth-west Pacific Ocean,halfway between Australia and Antarctica.Strng 1.______________(wind) and strmy seas have helped sculpt its landscape,2.______________(give) it a wild and natural beauty.The island is 3. ______________ UNESCO Wrld Heritage Site.And its inhabitants,4.______________ (include) ryal penguins,king penguins and elephant seals,existed in harmny 5. ______________ their natural habitat fr thusands f years.But in 1810 humans arrived n the island and unknwingly brught rats and mice,which 6.______________(take) ver the island.
Cats were intrduced t cntrl rats and mice.Meanwhile,rabbits 7.______________(intrduce) t the island as a surce f fd fr humans.The rabbits multiplied 8.______________(rapid) and began eating the native vegetatin and digging hles,causing sil ersin.T remve all the rabbits frm the island,a virus was released nt the island,causing the number f rabbits t decrease rapidly.It als meant less fd fr the cats,which 9.______________ cnsequence killed native birds fr fd.S in the 1980s,traps and dgs were used t catch the cats.
were intrduced