高中英语人教版 (新课标)必修1&2Unit 4 Wildlife Protection图文课件ppt

这是一份高中英语人教版 (新课标)必修1&2Unit 4 Wildlife Protection图文课件ppt，共27页。PPT课件主要包含了bit ，bitten ，expected ，expect ，disappear ，end ，faithful ，faith ，形成产生 ，灭亡逐渐消失等内容，欢迎下载使用。

一、词汇新知1.通过查阅词典,完成下列单词(1)bite vt.& vi. 咬;叮;刺痛→(过去式)　　　　　→(过去分词) 　　　　　　 (2)unexpected adj.没料到的;意外的→　　　　　　　  adj.预期的;预料的→　　　　　　 vt. 期望;预料 (3)disappearance n.消失→　　　　　　　　  n.出现;外貌;外观→　　　　　　　  vi. 消失 (4)ending n.结局;结尾→　　　　　 n.结束;目标　v.结束,终止;终结 (5)faithfully adv.忠诚地;忠实地→　　　　　　　  adj.忠诚的;忠实的→　　　　　 n.忠诚;忠实 
appearance
2.短语互译(1)cme int being 　　　　　　　 (2)die ut 　　　　　　　　　 (3)live n 　　　　　　　 (4)accrding t 　　　　　　　　　 (5)许多的,若干的 　　　　　　　　　　 (6)无疑地,确定地 　　　　　　　 
a number f
二、阅读导学1.阅读课文“ANIMAL EXTINCTION”,回答下列问题 (1)When did dinsaurs live n the earth?(2)When did dinsaurs die ut?(3)Why and hw did dinsaurs die ut?
答案:Tens f millins f years ag.
答案:Abut 65 millin years ag.
答案:Nbdy knws fr sure why and hw dinsaurs died ut.
2.阅读课文“ANIMAL EXTINCTION”,判断正误(T/F) (　　)(1)There are many different species f dinsaur and all f them have been fund in China.(　　)(2)Nt lng ag,a rare new species f bird-like dinsaur was discvered in Henan Prvince.(　　)(3)Sme scientists are sure that dinsaurs died ut because the earth gt t ht fr the dinsaurs t live n any mre.(　　)(4)Dinsaurs died ut suddenly abut 65 millin years ag.
1.What shuld yu d if yu are being bitten by msquites?(P29)如果你正被蚊子叮,你应该怎么办呢?句型剖析 本句是一个复合句,其中if引导的是一个条件状语从句。该从句含有一个现在进行时的被动结构。①She will be punished by the teacher if she is being caught cheating.如果她被抓住在作弊,她将受到老师的惩罚。
词汇精析★bite vt.& vi.(bit,bitten)咬;叮;刺痛②The dentist asked me t bite n the cttn.牙医让我咬住棉花。③ Back in 1983,tw scientists,Jack Schultz and Ian Baldwin,reprted that yung maple trees getting bitten by insects send ut a particular smell that neighbring plants can get.早在1983年,两位科学家杰克·舒尔茨和伊恩·鲍尔温报告说,枫树幼树被昆虫咬伤后会散发出一种特殊的气味,附近的植物都能感知到。④Once bitten,twice shy.一朝被蛇咬,十年怕井绳。
【合作探究】(1)读一读·细观察⑤Campers,in my eyes,were peple wh enjyed insect bites,ill-cked meals,and uncmfrtable sleeping bags.⑥Each time yu take a bite f fd,chew at least 30 times befre swallwing.⑦The dg bit at the stranger.(2)背一背·勤总结
2.They lived n the earth tens f millins f years ag,lng befre humans came int being...(P30)千百万年前,它们(恐龙)就在地球上生活,比人类出现得要早得多……词汇精析★cme int being形成;产生①Scientists have fund ut hw the wrld came int being at the very beginning.科学家们很早就已经查明世界形成的原因。②When did the Rman Empire cme int being?罗马帝国是什么时候形成的?
【合作探究】(1)读一读·细观察③When did the wrld cme int existence?④All the detectives came int actin as sn as the plane arrived.⑤The new schl rules came int effect/frce/peratin tw mnths ag.⑥I really realized that a realm came int reality.⑦Hw lng is it since the electrnic cmputer came int use/service?⑧The present gvernment came int pwer/ffice tw years ag.⑨New things ften cme int fashin/style quickly.⑩Clser,clser,and nt far a familiar figure cmes int view/sight.
(2)背一背·勤总结
3.When scientists inspected the bnes,they were surprised t find that these dinsaurs culd nt nly run like the thers but als climb trees.(P30)科学家们观察它们的骨头时,惊奇地发现它们不仅跟其他恐龙一样可以跑,而且还可以爬树。句型剖析 本句是一个复合句。其中when scientists inspected the bnes是一个时间状语从句,而that引导的是宾语从句。词汇精析★inspect vt. 检查;视察①Have yur parents ever inspected yur rm t see if yu cleaned it prperly?你的父母曾经检查过你的房间,看你是否打扫得当吗?②On his arrival the President inspected the guard f hnur.总统一到达,就检阅了仪仗队。
【合作探究】(1)读一读·细观察③He will carry ut an inspectin next Mnday.他将于下星期一进行检查。④The measures will include spts checks,regular inspectins and a htline t allw members f the public t reprt damage.⑤They will send an inspectr t ur cmpany.(2)背一背·勤总结
(3)想一想·善辨析辨析inspect,examine和check的不同用法
4.s that...以至于;结果(P31)词汇精析★s that以至于;结果①T d CPR,yu press n the sick persn’s chest s that bld mves thrugh the bdy and takes xygen t rgans.要做心肺复苏,你(就得)按住病人的胸部,这样血液会流过全身并将氧气输送到各个器官。②(2018·浙江)Uncle Paul cried,“and keep t the track s that yu dn’t get lst!”保罗叔叔喊道:“继续沿着足迹走,这样你就不会迷路了!”
【合作探究】s that引导目的状语从句,从句中的谓语动词通常与can,may等情态动词连用,而且主句和从句之间不用逗号,意为“以便,为了”。试着翻译下列句子。③They set ut early s that they culd arrive n time.翻译 他们早早出发,以便能按时到达。④Yu’d better speak slwly s that they might hear clearly.翻译 为了让他们听清楚,你最好说慢点。⑤He is wrking hard s that he can pass the cming exam.翻译 他努力学习,为的是能够通过即将到来的考试。
一、单句语法填空1.After a heated discussin,a new plan came 　　　　　being,which wuld have a great effect 　　　　　the study f the students. 答案:int;n2.When an fficial 　　　　　(inspect) a place they visit it and check it carefully in rder t find ut whether regulatins are being beyed. 答案:inspects3.The tw cmpanies are cmpeting 　　　　　　　 (fierce) fr business. 答案:fiercely4.Bring it nearer 　　　　　that I may see it better. 答案:s
5. The disappearance f the wlves had many 　　　　　　　(expect) results. 答案:unexpected6.She culd find n reasnable explanatin fr the 　　　(disappear) f the mney in the lcked safe. 答案:disappearance7.The lnely flat is 　　　　　(dust) with nne living fr a lng time. 答案:dusty8.Accrding 　　　　　what the teacher said,he is ready t help thers. 答案:t