高中英语外研版 (2019)选择性必修 第一册Unit 5 Revealing nature说课课件ppt

这是一份高中英语外研版 (2019)选择性必修 第一册Unit 5 Revealing nature说课课件ppt，共34页。PPT课件主要包含了同位语，时间状语，伴随状语，that，knowing，as well as，as well，detective，detected，detection等内容，欢迎下载使用。

1．What is the main idea f the passage?A．Scientists find plants can “talk” with each ther．B．Scientists find plants can “talk” with peple．C．Scientists aren't sure whether plants can “talk”．D．Scientists can use the secret language f plants．
课时练案 课文整体教学(Develping ideas)
2．What's the purpse f the first paragraph?A．T call n us t see the film Avatar．B．T ask us t find mre talking plants．C．T tell us sme interesting stries．D．T intrduce the tpic t discuss．3．Hw des a bean plant act first when attacked by insects?A．T run away．B．T release chemicals．C．T call fr help．D．T drive insects away．
4．What's the mst surprising thing fr plants?A．They can use the Internet．B．They have their wn satellite．C．They can walk near t their friends．D．They can link nearly every plant in a frest．
link v．把……联系起来；连接 n．联系；纽带；环，节；链接① (教材P76)While the Internet is a wrldwide netwrk f cmputers linked by cables and satellites，the wd wide web is linked undergrund by fungi． _______ ② Click the link and see what happens． _________ ③Plice suspect there may be a link between the tw murders． _______
④Fr many, the pst ffice is the nly link with the utside wrld． ________ ⑤Mst fd webs, fr instance, cnsist f many weak links rather than a few strng nes． __________
1．(学会断句)With us lng believing/that talking plants are fantasy, new research has revealed smething amazing: it appears/that plants can cmmunicate/after all．[分析]　本句是主从复合句。“With us lng ”为“with＋宾语＋宾语补足语”结构，在句中作____，其中“that talking plants are fantasy”为____从句。句子主干是new research has revealed smething amazing，后面的“it appears all”为______从句，作smething的同位语。
[翻译]　 我们一直认为会说话的植物只存在于幻想之中，但新研究有了令人惊奇的发现：植物间似乎确实可以交流。
2．(学会断句)Sme trees make clicking nises/when there is nt enugh water, indicating/drught is arriving．[分析]　本句中“when there is nt enugh water”为________从句，indicating drught is arriving 为动词-ing形式短语作________，其中drught is arriving 为省略____的____从句。
[翻译]　 还有些树木在水分不足时会发出咔嗒声，以示干旱就要来了。
1．(续写佳句) Mre surprisingly, plants als use sund t cmmunicate．更不可思议的是，植物也能用声音交流。2．(续写佳句)A chilli plant can tell if a neighburing plant is helpful, r unfriendly．辣椒可以知道自己附近的植物是敌是友。
3．(应用文佳句)Scientists are learning mre every day abut the secret ways in which plants talk t each ther．科学家们每天都在增进对植物间相互沟通的秘密方式的了解。4．(续写佳句)Wh knws? Maybe ne day we will knw enugh abut plant cmmunicatin t be able t “talk” with them urselves．谁知道呢？说不定哪一天我们就能足够了解植物沟通的知识，从而亲自和植物“聊天”了。
(1)as well as被看作复合介词，后接名词、代词、形容词、介词短语等；当后接动词时，多用-ing形式。(2)当主语含有as well as时，谓语动词须和as well as前面的主语在数上保持一致。as well as表示“除……之外”时，相当于besides，in additin t。(3)may/might as well d sth．＝had better d sth．表示“最好做某事；做……倒也无妨”。(4)as well相当于t和als，用于肯定句中，表示“也；又；而且”。
1．as well as 既……又……，不仅……还……；也；和……一样
[即学即练]　单句语法填空/完成句子①As well as _______ (knw) sme Russian，she speaks Chinese well．②Jhn speaks English as well __，if nt better than，David．③It is said that the famus cyclist as well as his parents __ (be) t visit ur city next week．④他不但摔断了腿，而且还伤了胳膊。___________________ his leg，he hurt his arm．
As well as breaking
⑤你不可能叫她既照顾孩子又做家务。Yu cannt expect her t d the husewrk __________ lk after the children．⑥我要来伦敦，我妹妹也会来。I'm cming t Lndn and my sister's cming _______．⑦我需要一个能在闲暇时与我同甘共苦的朋友。I need a friend wh can share my srrws __________ my jys at his leisure．
2．tiny amunts f 微量的
[名师点津]　 an amunt (f )，amunts (f )作主语或其修饰的名词作主语时，谓语动词的数常根据amunt的单复数而定。
[即学即练]　 单句语法填空/完成句子/一句多译①An amunt f stry bks _______________ (buy) fr the children s far．②Cnsumers spending n sprts-related items amunted __ ￡9.75 billin．③最好大量地购买蔬菜，因为现在比较便宜。It's best t buy vegetables ________________ because they are cheaper nw．
has been bught
in large amunts
④这项工程花费了大量金钱。a．_______________________ was spent n the prject．b．______________________ were spent n the prject．
A large amunt f mney
Large amunts f mney
(1)detect a change/difference　发现变化/不同detect sb．ding sth．发现某人在做某事(2)detectin n．探测，侦查detective n．侦探detectr n．探测器
3．detect v．发现，察觉(尤指不易觉察到的事物)
[即学即练]　单句语法填空/句式升级①An experienced _________ (detect) was assigned t the case．②Many frms f cancer can be cured if ________ (detect) early．③Last year the _________ (detect) rate fr car theft was just 13%．④If yu want t enter that huse，yu must hld a smke ________ (detect)．
⑤(普通表达)A firefighter was walking ahead f me and he was detecting the grund．(高级表达)A firefighter was walking ahead f me, ________________．(用非谓语动词改写)
detecting the grund
(1)把……和……连接/联系起来be linked with/t...与……有关link up with与……联手协作/连接link sb．/sth．tgether把……联系在一起(2)a link ……和……之间的联系have strng links with...和……关系牢固
4．link v．把……联系起来；连接 n．联系
[名师点津]　“连接，结合/联合”短语：①cnnect with/t与……连接②relate t涉及，连接 ③cmbine with与……联合④assciate with联合
[即学即练]　单句语法填空/完成句子/句式升级①Our ecnmy is clsely linked ____ America's．②We linked up ____ the Daily Express t help run the campaign．③这条古老的丝绸之路在古代把中国和西方连接起来。This ld Silk Rad ______ China ____ the West in ancient times．④吸烟和肺病之间有联系吗？Is there a link _______ smking ___ lung disease?
⑤(普通表达)The girl likes yellw that is linked with cnfidence and self-respect．(高级表达)The girl likes yellw _______________________________．(用非谓语动词改写)
linked with cnfidence and self-respect
call in 顺便拜访；请人来帮忙；电话通知call ff取消call n/upn呼吁；号召call ut喊叫call up使想起，使回忆起
5．call fr 需要；要求；去(某处)接人/物
[即学即练]　单句语法填空/完成句子①The trip t Italy might be called ___．②The film called __ memries f my little brther．③I ften _______ n him at the weekend．④Sme grups are calling ___ the release f plitical prisners in that cuntry．⑤我等着他们喊出优胜者的名字。I waited fr them t ________ the winner．⑥明天万一下雨，我们就取消比赛。If it shuld rain tmrrw, we wuld ________ the game．
sb．is said t have dne sth．
[句式分析]　本句为sb．is said t have dne sth．结构，表示“据说某人做过某事”。
(教材P74)Alexander the Great and Marc Pl were said t have visited such a tree in India．据说亚历山大大帝和马可·波罗曾在印度见过一棵会说话的树。
He is said t be studying in Australia as an exchange student．据说他作为交换生正在澳大利亚学习。
该句型中的不定式根据句子意思可有一般式 (t d)，进行式 (t be ding)和完成式 (t have dne)三种形式。该结构还可转换成It is said that...结构。类似的结构还有：It is thught/believed that...大家认为/相信……It is reprted/suppsed that...据报道/推测……It is hped that...人们希望……It is well-knwn that...众所周知……It is generally cnsidered that...大家认为……
[即学即练]　单句语法填空/一句多译①It _______ (say) that this by，wh had a great gift fr languages and persuasin，is the father f the Manchu peple．②He is said _____ (be) the richest man in the wrld nw．③He is thught _____________ (act) flishly．Nw he has n ne but himself t blame fr lsing the jb．
t have acted
④He is said _____________ (write) the nvel abut China at present．⑤据报道，昨晚这个地区发生了严重地震，造成了巨大的损失。a．A serius earthquake __________________________ this area last night, causing a lt f damage．b． __________________ a serius earthquake struck this area last night, causing a lt f damage．
t be writing
is reprted t have struck
It's reprted that
Ⅰ．单句语法填空1．The fire is reprted ______________ (spread) quickly due t dry and windy cnditins yesterday．2．Try nt t link yur sense f self-wrth _______ the pinins f thers．3．Early _________ (detect) f cancers can greatly increase the chances f cure even if yu dn't have any symptms yet．
t have spread
4．Jhn, as well as his wife and children, __ (be) ging t visit China next week．5．Linda bught a new telephne yesterday, which _________ (shape) like a cat．
Ⅱ．完成句子1．很明显这个人与这起事故有关。It's bvius that this man ____________ this accident．2．虽然据说他的心脏很弱，但他看起来很健康。Thugh his heart _____________ weak，he seems perfectly healthy．3．我绝不会采用他的任何方法。_________ am I ging t adpt any f his methds．4．老师和他的学生都喜欢听英文歌。The teacher as well as his students _____________________________．
is linked t
is said t be
likes t listen t English sngs
Ⅲ．课文语法填空It 1．_________________ (believe) fr a lng time that talking plants are fantasy．But new research has revealed that they really can cmmunicate with each ther．Sme plants are believed t cmmunicate with each ther thrugh chemicals．When 2．________ (attack) by insects, they release tiny amunts f chemicals t call fr help as well as warn their neighburing plants 3．__ the insects．When ther plants detect 4．___ chemicals, they release their wn chemicals t drive insects away．Sme f the chemicals als attract wasps t kill these insects．
has been believed