高中英语Unit 3 The world of science课前预习ppt课件

这是一份高中英语Unit 3 The world of science课前预习ppt课件，共29页。PPT课件主要包含了erupt ，tidal ，volcano ，luckily ，warning ，active ，damage ，放火焚烧 ，着火 ，扑灭火 等内容，欢迎下载使用。
一、根据词性及汉语提示写出相关单词1.　　　　　vt.(火山的)爆发;喷发→eruptin n.(火山的)爆发;喷发 2.　　　　　adj.受潮水影响的;有涨落的→tide n.潮汐 3.　　　　　n.火山→vlcanic adj.火山的 4.　　　　　n.可能;可能性→pssible adj.可能的→pssibly adv. 有可能地 5.　　　　　adj.吓人的;可怕的→terrify v.恐吓→terrified adj.受惊吓的 6.　　　　　adv.幸运地;幸亏→lucky adj.幸运的→luck n.运气,好运 7.　　　　　adv.感激地;满怀感谢地→thankful adj.感谢的,感激的→thank v.&n.感谢 8.　　　　　 n.警告→warn v.警告 
pssibility
terrifying
thankfully
9.　　　　　adj.积极的;活跃的→actively adv.积极地,活跃地→activity n.活动 10.　　　　　n.& v.损失;损害→damaging adj.有害的 
二、短语翻译1.set fire t 　　 　　 2.catch fire 　　　　 3.put ut 　　　　 4.in all 　　　 　 5.d the mst damage 　　　　  6.倾盆而下　　　　　 7.倒塌　　　　　 8.失去了生命　　 　　　 9.翻转　　　　　 
lse ne’s life(lives)
三、阅读课文Earthquakes Arund the Pacific,完成下列各题阅读P29课文,判断正误(T/F)1.The mst serius earthquake in China ccurred in 1556.(　　)2.The Califrnia Earthquake is the mst serius earthquake in the United States,and it lasted fr nly an hur.(　　)3.China had many earthquakes because China is situated in the earthquake regin.(　　)
阅读P29课文,选择最佳答案4.Hw many earthquakes happen in the wrld a year?A.Abut than 100, many peple were there in the eight prvinces in Central China in 1556?A.800 millin.　　　B.830,000.　　　C.1,362,000.
6.What did the mst damage in the Califrnia Earthquake in 1906?A.Fires caused by the Earthquake itself.C.3,000 deaths in the des the authr mentin China and Califrnia?A.T warn peple f the destructin f remind peple f the tw big give examples abut the destructin f earthquakes.
8.The rganizing structure f this article is 　　　. A.frm general t particularsB.frm particulars t generalC.frm example t example
1.When the lava reached the sea,there was the pssibility f a huge tidal wave which culd fld half the island.当岩浆流到大海的时候,有可能会引起巨大的海潮并且会造成半个岛屿的洪灾。剖析:句中when引导时间状语从句,名词wave后跟which引导的定语从句。★考点:pssibility n.可能;可能性Is there any pssibility f a nuclear accident?有可能发生核事故吗?
考点延伸1)阅读下列句子,体会黑体词的词性及含义①Everything is pssible,as we all knw.众所周知,一切皆有可能。词性:形容词　含义:可能的②D yu think that he culd pssibly be right?你觉得他有可能是对的吗?词性:副词　含义:可能地,也许
2)阅读下列句子,体会黑体部分的含义①There is n pssibility that we’ll put ff the party.我们不可能推迟晚会。含义:没有……的可能性②It is pssible that yu will be chsen as the representative.有可能挑选你作为代表。含义:有可能……③It is pssible(fr us)t find ut where yur brther is.我们有可能找出你哥哥在哪儿。含义:(某人)有可能做……④G and see the dctr as sn as pssible.尽早去看医生。含义:尽可能……
5)　　　　　 is n pssibility that he might g back t the US. 6)　　　　　 is pssible t g t the mn ne day. 7)D yu think it is pssible 　　　　　a rbt t think fr itself? 答案:1)the pssibility f　2)There is the pssibility　3)It is pssible　4)that　5)There　6)It　7)fr
2.Ash and lava pured dwn the muntain,setting fire t hundreds f huses.灰和岩浆从山上倾泻而下,点燃了成百上千的房子。剖析:动词-ing短语setting fire t hundreds f huses做状语,表示结果。★考点:set fire t 放火(焚烧)……The plice hasn’t fund ut wh set fire t the strehuse.警方还没查出是谁放火烧了仓库。
考点延伸1)阅读下列句子,体会fire的相关短语及含义①Sme naughty bys set the dry grass n fire.一些淘气的男孩点着了干草。短语:set sth.n fire　含义:点燃某物 ②They rushed ut f the building which was n fire.他们冲出了正在着火的楼房。短语:be n fire　含义:着火,在燃烧 ③Paper catches fire easily.纸容易着火。短语:catch fire　含义:着火 
2)阅读下列句子,体会set的相关短语及含义①I dn’t knw hw t set abut this jb.这工作我不知如何入手。短语:set abut (ding)sth.　含义:开始或着手(做)某事 ②What time are yu planning t set ff tmrrw?你打算明天几点钟起程?短语:set ff　含义:动身,起程 ③D be careful with thse firewrks;the slightest spark culd set them ff.这些烟花要格外小心,稍有火星就能引起爆炸。短语:set sth.ff　含义:使(炸弹﹑地雷等)爆炸 ④A fund was set up t bring these children back t schl.建立了一个基金使这些孩子重返校园。短语:set up　含义:建立,建造 
3.We put all the fires ut.我们扑灭了所有的火。★考点:put ut扑灭(火)The firemen sn put the fire ut.消防队员不久即扑灭了那场火。
考点延伸阅读下列句子,体会put ut的含义①Plice have put ut a descriptin f the man they want t questin.警方公布了他们想要询问的那名男子的介绍。含义:公布②It’s dangerus t put yur hand ut f the car windw.你把手伸出车窗外是危险的。含义:伸出③The cmpany puts ut milk f high quality.这家公司生产高质量的牛奶。含义:生产
4.The hurricane lasted fr tw days.It was terrifying!飓风持续了两天,太可怕了。★考点:terrifying adj.吓人的;可怕的What a terrifying experience!多么可怕的经历啊!考点延伸阅读下列句子,体会黑体词的词性及含义①The aim f the terrrists is t terrify peple! 恐怖分子的目的就是令大众感到恐慌!词性:动词　含义:使害怕,使惊吓②He lked terrified at the sight f a snake.他一看见蛇就非常害怕。词性:形容词　含义:害怕的
5.Frtunately/Luckily,we had plenty f warning.幸运的是,我们收到了大量的警报。★考点:frtunately/luckily adv.幸运地;幸亏Frtunately/Luckily,she isn’t injured.幸运的是,她没受伤。考点延伸1)阅读下列句子,体会黑体词的词性及含义①Jane will be lucky/frtunate t study abrad. 简能出国学习真是太幸运了。词性:形容词　含义:幸运的
②She wes her success t hard wrk and a little luck.她认为她的成功来自勤劳和一点运气。词性:名词　含义:运气③I have had the gd frtune t wrk with sme brilliant directrs.我有幸与一些卓越的主管人员共事。词性:名词　含义:运气④She made a frtune by selling vegetables.她通过卖菜挣了一笔钱。词性:名词　含义:财富
2)阅读下列句子,体会黑体词的含义①There was a fire in the building,but thankfully n ne was hurt.大楼失火了,但幸好没有伤着人。含义:感激地,感谢地②Hpefully,we’ll arrive befre dark.我们有望在天黑前到达。含义:满怀希望地③She lked at him sadly.她难过地看着他。含义:伤心地,难过地④Unfrtunately,I wn’t be able t attend the meeting.真可惜我将不能参加那次会议。含义:不幸地,可惜地
6.In all,830,000 peple lst their lives.总共有830,000人失去了生命。★考点:in all 总计;总共He visited,in all,ten hspitals in China.他在中国共参观了10家医院。考点延伸阅读下列句子,体会all的相关短语及含义①What a child shuld d,abve all,is t d well in his studies.首先,小孩子该做的事是学好功课。短语:abve all　含义:首先,尤其是 
②Dn’t punish them,they are small children after all.别惩罚他们了,毕竟还是小孩子嘛。短语:after all　含义:毕竟,终究 ③It wasn’t funny,but all in all it was a gd mvie.这部影片不太有趣,但总体来说仍算得上是一部好片。短语:all in all　含义:总而言之 ④He is a great sldier first f all.他首先是位伟大的军人。短语:first f all　含义:首先,第一