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人教版 (2019)必修 第二册Unit 2 Wildlife protection说课课件ppt
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这是一份人教版 (2019)必修 第二册Unit 2 Wildlife protection说课课件ppt，共40页。PPT课件主要包含了out，struck ，in ，over，from，night，about，reserve，observe，effective等内容，欢迎下载使用。
5. Many peple make a huge prfit( ) by ding business.6. The by is recvering( ) frm the illness, and sn he can return t the class.7. A dg suddenly attacked( ) a walking girl frm behind.8. I've made a plan and I intend( ) t visit my grandparents this weekend.9. A number f wild animals are still under the threat( ) f thse wh want t hunt them fr mney. 10. Water exists( ) in three frms in nature.
Ⅱ. 根据汉语提示补全短语1. make _______ 看清;听清;分清2. be________ by 为……所打动3. remind sb ________ sb/sth使某人想起(类似的人或物)4. drp ______ 下降了……5. _______rder t 为了6. watch ________ 保护;照管;监督7. be remved _______ 从……中除去8. day and ________ 日日夜夜;夜以继日9. think _______ 考虑10. ________ harmny with 与……和谐相处
Ⅲ. 根据汉语提示及构词法知识写出相应单词
Ⅳ. 根据汉语句意完成英语句子1. 在我们的左方,白雪皑皑的群山消失在似乎触手可及的云层中。T ur left, snw-cvered muntains disappear int cluds that seem almst____ _____ _____ _____ . 2. 放眼平原,我们隐约看到一群体形优美的动物。On the plain in frnt f us, we can just _____ ______ a herd f graceful animals.3. 这就是我们来到此地的原因——观察藏羚羊。 ______ ______ ______ we’re here—t bserve Tibetan antelpes.4. 看着它们(藏羚羊)缓缓穿过绿色的草地,我被其美丽所震撼。Watching them mve slwly acrss the green grass, _____ _____ _____ their beauty.
clse enugh t tuch
This is why
I’m struck by
5. 我也想到了藏羚羊所处的险境。I’m als _____ _____ the danger they were in.6. 因其珍贵的羊毛,它们(藏羚羊)正遭受非法猎杀。 They _____ _____ _____, illegally, fr their valuable fur.7. 对扎西来说,这片土地是神圣的,保护野生动物是一种生活方式。T Zhaxi, the land is sacred and _______ _______ ______ is a way f life. 8. 藏羚羊数量减少了50%以上。The ppulatin _____ ______ mre than 50 percent.
are being hunted
prtecting the wildlife
9. 为了使这一物种免遭灭绝,中国政府将其置于国家保护之下。_____ _____ _____ _____ this species frm extinctin, the Chinese gvernment placed it under natinal prtectin.10. 只有学会和自然和睦共处,我们才不会成为野生生物和地球的威胁。_____ _____ we learn t exist in harmny with nature_____ _____ stp being a threat t wildlife and t ur planet.
In rder t save
Step 1: Observe the pictures n page 16 carefully and then answer the fllwing questins.1. What animals are in the pictures?_________________________________________________________________2. Why are they shwn in the pictures? _________________________________________________________________
They are Tibetan antelpes.
They are rare animals and they are in danger f being hunted. S they are shwn t aruse ur attentin and call n us t prtect them and ther endangered animals.
Step 2: Read the text fast and divide it int three parts. And then match the main idea with each part.①②③④⑤⑥⑦Part 1 A. Zhaxi tld me abut the Tibetan antelpes.Part 2 B. My idea n saving wildlife and ur planet.Part 3 C. I came t the plains f Xizang.
答案：①②/③④⑤⑥/⑦Part 1—C Part 2—A Part 3—B
Step 3: Fill in the blanks accrding t the text.
watched ver
Step 4: Critical thinking.1. Why des Zhaxi say “Actually, we’re trying t save urselves.” in paragraph 3?_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2. What can we infer frm the sentence “The air is thin” in paragraph 1?_________________________________________________________________
This sentence desn’t just shw its literal meaning t readers. It als has the implied meaning that wildlife is imprtant t the planet we are living n and whether it exists affects ur life. On the ther hand, it is ur respnsibility t prtect wildlife and everyne shuld d their wn share f effrts. Humankind shuld live in harmny with the wildlife.
The Tibetan antelpes live high abve sea level.
透过字面意义推断隐含意义 推断文章的隐含意义旨在考查学生透过字面意义去理解作者的言外之意或弦外之音的能力。 这类考题的题干中常含有infer(推断)、suggest(暗示)、imply(暗示)、indicate(暗示)、cnclude(得出结论)、be likely t等词语。解答这类试题,可按以下三个步骤进行: (1)寻读,找到相关信息点(推理的依据),题干中指明了某句或某段的已有范围,这种情况容易找;若是frm the text或没有规定范围的,根据各个选项的关键词,在文中迅速找到相关信息点。 (2)研读,理解相关信息点的字面意义。 (3)推理,结合语境和常识,以及文章的主旨,在理解相关信息的字面意义的基础上进行符合逻辑的推断,从而理解作者的言外之意。
Step 5: What kind f persn is the authr?A. Ridiculus and impatient.B. Thughtful and respnsible.C. Thankful and determined.D. Selfless and fearless.
Reading and Thinking (2)
【观察思考】▶On the plain in frnt f us, we can just make ut a herd f graceful animals. (教材P16) 放眼平原,我们隐约看到一群体形优美的动物。▶T avid being blamed, Tm made up an excuse fr his absence frm the meeting.为免受指责,汤姆为缺席会议编造了一个借口。
▶I must wrk hard t make up fr the lst time. 我必须努力工作来弥补失去的时间。▶Yu shuld learn t make use f the dictinary while learning English.在学习英语的过程中,你应该学会利用词典。▶He didn’t stp running because f his injured ft, and finally he made it t the finish line.他没有因脚伤而终止赛跑,最终他成功到达了终点线。
【探究总结】(1)make_______ 看清;听清;分清;理解;填写(2)make _______ 化妆;构成;编造(3)make up _____ 弥补;补偿(4)make ______ f 利用(5)make _______ 成功
容易与make ut混淆的短语: find ut弄清楚;查明白wrk ut算出;弄懂;想出;解决;产生结果
【应用实践】(1)单句语法填空。①I thught he wuld be t ld t get t the tp f the muntain, but he made _____ at last.②There’s smene utside the windw, but I can’t make_____ wh it is.③He had n chice but t make _____ an excuse t explain his being late.(2)根据汉语提示完成英语句子。①Try t _____ _____ ______(利用) yur spare time t catch up with thers.②She had t wrk twice as hard as befre t _____ _____ _____ (弥补) her lss.
【观察思考】▶ She spent years bserving and recrding their daily activities. 她花了数年来观察和记录它们的日常活动。▶ When I passed his huse, I bserved him playing with his pet dg in his yard. 我经过他家时,看到他正在院子里和他的宠物狗玩耍。▶Last night Bruce was bserved t leave the building with tw yung men and take a taxi away. 昨天晚上布鲁斯被看到和两个年轻人离开了大楼并且乘出租车离去。
▶Children shuld be taught hw t bserve traditinal Chinese hlidays.孩子们应当被教会如何庆祝中国传统节日。▶ Students are t strictly bserve schl rules at schl. 在校期间,学生应严格遵守学校制度。【探究总结】(1)bserve vt. & vi. 观察,注视;注意到,观察到;遵守(法律、规则等);庆祝(节日等)①____________________ 看到某人正在做某事 ②____________________ 看到某人做了某事 (2)bservatin n. 观察;监视
bserve sb ding sth
bserve sb d sth
bserve sb d sth结构如果改成被动语态,应补上省略的t,即sb be bserved t d sth。
【应用实践】单句语法填空。①I bserved him _______ (take) ut his watch frm his pcket.②A car was bserved _______(run) int a tree n the radside. ③I bserved several kids _______(draw) n the sands when I walked by.
【观察思考】▶ I’m als reminded f the danger they were in. (教材P16)我也想到了藏羚羊所处的险境。▶My mther ften reminds me nt t leave smething behind every time I ges ut. 我每次外出时,妈妈经常提醒我不要落下什么东西。▶The driver reminded him that smking was nt allwed n the bus.司机提醒他公交车上不准抽烟。
【探究总结】(1)remind vt. ___________(2)相关搭配:①_______________ 使某人想起……(类似的人或物);提醒某人某事 ②_______________________ 提醒某人(不要)做某事 ③_____________________ 提醒某人……(后跟从句) 【应用实践】根据汉语提示完成英语句子。①This_____ _____ ______ (使我想起) what we did tgether during ur hliday.②My brther reminds me _____ _____ _____ ______ (用车接他) at 3 ’clck this afternn.③_____ _____ _____ _____ (我被提醒) we had t g there n ft.
remind sb f sth
remind sb (nt) t d sth
remind sb that ...
reminds me f
t pick him up
I was reminded that
【观察思考】▶The gvernment, hwever, des nt intend t stp the prtectin prgrammes, since the threats t the Tibetan antelpe have nt yet disappeared. (教材P16)然而,政府并没有打算停止这些保护项目,因为对藏羚羊的威胁依然存在。▶The headmaster intended me t make a speech at the graduatin ceremny.校长打算让我在毕业典礼上做一次演讲。
▶The schl being built at present is said t be intended fr the disabled children.现在正在建设中的那所学校据说是专门为残疾儿童建的。▶The fence alng the middle f the rad is intended t guard vehicles crashing int each ther.道路中央的防护栏是为防止车辆相撞而设的。▶I had intended t help her, but added t her truble instead. 我本打算帮她,相反却给她添了麻烦。
【探究总结】(1)intend vt. & vi. 打算;计划;想要①intend _______/ding sth 打算做某事 ②intend sb _______ sth 打算让某人做某事 ③be intended t d sth/_______ sth 专门为……;专门给…… ④____________ t d sth=intended t have dne sth 打算做某事但没有做成 (2)intentin n. 意图;目的;打算with the intentin f 抱有……的目的/打算
had intended
【应用实践】单句语法填空。①The bk is ________ (intend) fr kids.②The pster intends the residents________ (realise) the imprtance f saving water. ③I ___________ (intend) t meet him at the airprt, but I was t busy t leave. ④He left England with the__________ (intend) f travelling in France.
【观察思考】▶The custm f arranged marriages still exists in many cuntries.许多国家仍存在包办婚姻的习俗。▶The beauty f the city exists in the ancient style f its buildings.这座城市的美在于古代风格的建筑。
▶The ld cuple exist n the little incme frm making shes by hand. 这对老夫妇依靠手工做鞋得来的微薄收入生活。▶There exist many factrs influencing the children's future success.有很多因素影响孩子未来的成功。▶Scientists have many theries abut hw the universe first came int existence.关于宇宙起初是如何产生的问题,科学家有许多理论。
【探究总结】(1)exist vi. 存在;生存①exist ________=lie in在于…… ②exist ________=live n靠……生存 ③________ exist(s) ... (某地)有……;存在…… (2)existence n. 存在;实有;生活;生活方式①cme ________existence出现;产生 ②in existence 存在;现存
exist是不及物动词,没有被动语态,也不用于进行时态。
【应用实践】(1)单句语法填空。①There ______(exist) a gd way t slve the existing prblem at present. ②The cmpany came int __________(exist) 20 years ag. (2)根据汉语提示完成英语句子。①We are nt sure if life______ ______ ______ ______(在其他星球上存在). ②______ ______ ______ ______(我们的幸福在于) ding smething valuable fr the sciety.
exists n ther planets
Our happiness exists in
6. This/That is why ...
【观察思考】▶This is why we’re here—t bserve Tibetan antelpes. (教材P16)这就是我们来到此地的原因——观察藏羚羊。▶ She is always the first staff t g t the ffice and the last t leave,and that is why she is prmted s quickly. 她总是第一个到办公室最后一个离开,那就是她这么快得到晋升的原因。
▶Dctr Partin left his daughter at hme alne. That was because he had t save an ld man suffering frm a heart attack. 帕丁医生把女儿一个人留在了家里,那是因为他得去救一位心脏病突发的老人。▶That is the reasn why he gave up the ffer frm Oxfrd University. 那就是他放弃就读牛津大学的机会的原因。▶Mencius believed that the reasn why man is different frm animals is that man is gd.孟子认为人不同于动物的原因是人是善良的。
【探究总结】(1)This/That is______ ... 这就是……的原因。(2)This/That is ________ ... 这是因为……(3)This/That is the reasn_______ ... 这就是……的原因。(4)The reasn______ ... is_______ ... ……的原因是……
【辨析】①在This/That is why ... 和This/That is because ... 结构中,why和because 引导的是表语从句。②在This/That is the reasn why ... 结构中,why 引导的是定语从句,修饰the reasn。③在The reasn why ... is that ... 结构中why 引导定语从句,修饰the reasn;that 引导的是表语从句,只充当引导词,本身无意义。
【应用实践】句型转换。Tm verslept this mrning. That is why he was late fr wrk.①_______________________________________________________________(用That is the reasn why ... 替换)② ______________________________________________________________(用That is because ... 替换)③_______________________________________________________________(用The reasn why ... is that ... 替换)
Tm verslept this mrning. That is the reasn why he was late fr wrk.
Tm was late fr wrk. That is because he verslept this mrning.
The reasn why Tm was late fr wrk is that he verslept this mrning.
7. Only when ... can we ...
【观察思考】▶Only when we learn t exist in harmny with nature can we stp being a threat t wildlife and t ur planet. (教材P16)只有学会和自然和睦相处,我们才不会成为野生生物和地球的威胁。▶Only then did he realise that he was nt fit fr the jb. 只有到那时他才意识到他不适合做这项工作。
▶Only by shuting at the tp f his vice was he able t make himself heard.只有通过大声叫喊,别人才能听到他的声音。▶Only in this way can yu imprve yur English. 只有用这种方法,你的英语水平才能提高。【探究总结】 (1)“nly+_______从句”放在句首时,主句用部分倒装结构,即把助动词、情态动词或be动词提到主语前面。(2)当nly置于句首修饰作状语的_____词、______词短语时,句子要用部分倒装。 该句型结构翻译为:只有/只是……才(能)……
nly置于句首,强调主语时不用倒装。▶Only Tm and Jhn failed in the exam.只有汤姆和约翰考试不及格。
5. Many peple make a huge prfit( ) by ding business.6. The by is recvering( ) frm the illness, and sn he can return t the class.7. A dg suddenly attacked( ) a walking girl frm behind.8. I've made a plan and I intend( ) t visit my grandparents this weekend.9. A number f wild animals are still under the threat( ) f thse wh want t hunt them fr mney. 10. Water exists( ) in three frms in nature.
Ⅱ. 根据汉语提示补全短语1. make _______ 看清;听清;分清2. be________ by 为……所打动3. remind sb ________ sb/sth使某人想起(类似的人或物)4. drp ______ 下降了……5. _______rder t 为了6. watch ________ 保护;照管;监督7. be remved _______ 从……中除去8. day and ________ 日日夜夜;夜以继日9. think _______ 考虑10. ________ harmny with 与……和谐相处
Ⅲ. 根据汉语提示及构词法知识写出相应单词
Ⅳ. 根据汉语句意完成英语句子1. 在我们的左方,白雪皑皑的群山消失在似乎触手可及的云层中。T ur left, snw-cvered muntains disappear int cluds that seem almst____ _____ _____ _____ . 2. 放眼平原,我们隐约看到一群体形优美的动物。On the plain in frnt f us, we can just _____ ______ a herd f graceful animals.3. 这就是我们来到此地的原因——观察藏羚羊。 ______ ______ ______ we’re here—t bserve Tibetan antelpes.4. 看着它们(藏羚羊)缓缓穿过绿色的草地,我被其美丽所震撼。Watching them mve slwly acrss the green grass, _____ _____ _____ their beauty.
clse enugh t tuch
This is why
I’m struck by
5. 我也想到了藏羚羊所处的险境。I’m als _____ _____ the danger they were in.6. 因其珍贵的羊毛,它们(藏羚羊)正遭受非法猎杀。 They _____ _____ _____, illegally, fr their valuable fur.7. 对扎西来说,这片土地是神圣的,保护野生动物是一种生活方式。T Zhaxi, the land is sacred and _______ _______ ______ is a way f life. 8. 藏羚羊数量减少了50%以上。The ppulatin _____ ______ mre than 50 percent.
are being hunted
prtecting the wildlife
9. 为了使这一物种免遭灭绝,中国政府将其置于国家保护之下。_____ _____ _____ _____ this species frm extinctin, the Chinese gvernment placed it under natinal prtectin.10. 只有学会和自然和睦共处,我们才不会成为野生生物和地球的威胁。_____ _____ we learn t exist in harmny with nature_____ _____ stp being a threat t wildlife and t ur planet.
In rder t save
Step 1: Observe the pictures n page 16 carefully and then answer the fllwing questins.1. What animals are in the pictures?_________________________________________________________________2. Why are they shwn in the pictures? _________________________________________________________________
They are Tibetan antelpes.
They are rare animals and they are in danger f being hunted. S they are shwn t aruse ur attentin and call n us t prtect them and ther endangered animals.
Step 2: Read the text fast and divide it int three parts. And then match the main idea with each part.①②③④⑤⑥⑦Part 1 A. Zhaxi tld me abut the Tibetan antelpes.Part 2 B. My idea n saving wildlife and ur planet.Part 3 C. I came t the plains f Xizang.
答案：①②/③④⑤⑥/⑦Part 1—C Part 2—A Part 3—B
Step 3: Fill in the blanks accrding t the text.
watched ver
Step 4: Critical thinking.1. Why des Zhaxi say “Actually, we’re trying t save urselves.” in paragraph 3?_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2. What can we infer frm the sentence “The air is thin” in paragraph 1?_________________________________________________________________
This sentence desn’t just shw its literal meaning t readers. It als has the implied meaning that wildlife is imprtant t the planet we are living n and whether it exists affects ur life. On the ther hand, it is ur respnsibility t prtect wildlife and everyne shuld d their wn share f effrts. Humankind shuld live in harmny with the wildlife.
The Tibetan antelpes live high abve sea level.
透过字面意义推断隐含意义 推断文章的隐含意义旨在考查学生透过字面意义去理解作者的言外之意或弦外之音的能力。 这类考题的题干中常含有infer(推断)、suggest(暗示)、imply(暗示)、indicate(暗示)、cnclude(得出结论)、be likely t等词语。解答这类试题,可按以下三个步骤进行: (1)寻读,找到相关信息点(推理的依据),题干中指明了某句或某段的已有范围,这种情况容易找;若是frm the text或没有规定范围的,根据各个选项的关键词,在文中迅速找到相关信息点。 (2)研读,理解相关信息点的字面意义。 (3)推理,结合语境和常识,以及文章的主旨,在理解相关信息的字面意义的基础上进行符合逻辑的推断,从而理解作者的言外之意。
Step 5: What kind f persn is the authr?A. Ridiculus and impatient.B. Thughtful and respnsible.C. Thankful and determined.D. Selfless and fearless.
Reading and Thinking (2)
【观察思考】▶On the plain in frnt f us, we can just make ut a herd f graceful animals. (教材P16) 放眼平原,我们隐约看到一群体形优美的动物。▶T avid being blamed, Tm made up an excuse fr his absence frm the meeting.为免受指责,汤姆为缺席会议编造了一个借口。
▶I must wrk hard t make up fr the lst time. 我必须努力工作来弥补失去的时间。▶Yu shuld learn t make use f the dictinary while learning English.在学习英语的过程中,你应该学会利用词典。▶He didn’t stp running because f his injured ft, and finally he made it t the finish line.他没有因脚伤而终止赛跑,最终他成功到达了终点线。
【探究总结】(1)make_______ 看清;听清;分清;理解;填写(2)make _______ 化妆;构成;编造(3)make up _____ 弥补;补偿(4)make ______ f 利用(5)make _______ 成功
容易与make ut混淆的短语: find ut弄清楚;查明白wrk ut算出;弄懂;想出;解决;产生结果
【应用实践】(1)单句语法填空。①I thught he wuld be t ld t get t the tp f the muntain, but he made _____ at last.②There’s smene utside the windw, but I can’t make_____ wh it is.③He had n chice but t make _____ an excuse t explain his being late.(2)根据汉语提示完成英语句子。①Try t _____ _____ ______(利用) yur spare time t catch up with thers.②She had t wrk twice as hard as befre t _____ _____ _____ (弥补) her lss.
【观察思考】▶ She spent years bserving and recrding their daily activities. 她花了数年来观察和记录它们的日常活动。▶ When I passed his huse, I bserved him playing with his pet dg in his yard. 我经过他家时,看到他正在院子里和他的宠物狗玩耍。▶Last night Bruce was bserved t leave the building with tw yung men and take a taxi away. 昨天晚上布鲁斯被看到和两个年轻人离开了大楼并且乘出租车离去。
▶Children shuld be taught hw t bserve traditinal Chinese hlidays.孩子们应当被教会如何庆祝中国传统节日。▶ Students are t strictly bserve schl rules at schl. 在校期间,学生应严格遵守学校制度。【探究总结】(1)bserve vt. & vi. 观察,注视;注意到,观察到;遵守(法律、规则等);庆祝(节日等)①____________________ 看到某人正在做某事 ②____________________ 看到某人做了某事 (2)bservatin n. 观察;监视
bserve sb ding sth
bserve sb d sth
bserve sb d sth结构如果改成被动语态,应补上省略的t,即sb be bserved t d sth。
【应用实践】单句语法填空。①I bserved him _______ (take) ut his watch frm his pcket.②A car was bserved _______(run) int a tree n the radside. ③I bserved several kids _______(draw) n the sands when I walked by.
【观察思考】▶ I’m als reminded f the danger they were in. (教材P16)我也想到了藏羚羊所处的险境。▶My mther ften reminds me nt t leave smething behind every time I ges ut. 我每次外出时,妈妈经常提醒我不要落下什么东西。▶The driver reminded him that smking was nt allwed n the bus.司机提醒他公交车上不准抽烟。
【探究总结】(1)remind vt. ___________(2)相关搭配:①_______________ 使某人想起……(类似的人或物);提醒某人某事 ②_______________________ 提醒某人(不要)做某事 ③_____________________ 提醒某人……(后跟从句) 【应用实践】根据汉语提示完成英语句子。①This_____ _____ ______ (使我想起) what we did tgether during ur hliday.②My brther reminds me _____ _____ _____ ______ (用车接他) at 3 ’clck this afternn.③_____ _____ _____ _____ (我被提醒) we had t g there n ft.
remind sb f sth
remind sb (nt) t d sth
remind sb that ...
reminds me f
t pick him up
I was reminded that
【观察思考】▶The gvernment, hwever, des nt intend t stp the prtectin prgrammes, since the threats t the Tibetan antelpe have nt yet disappeared. (教材P16)然而,政府并没有打算停止这些保护项目,因为对藏羚羊的威胁依然存在。▶The headmaster intended me t make a speech at the graduatin ceremny.校长打算让我在毕业典礼上做一次演讲。
▶The schl being built at present is said t be intended fr the disabled children.现在正在建设中的那所学校据说是专门为残疾儿童建的。▶The fence alng the middle f the rad is intended t guard vehicles crashing int each ther.道路中央的防护栏是为防止车辆相撞而设的。▶I had intended t help her, but added t her truble instead. 我本打算帮她,相反却给她添了麻烦。
【探究总结】(1)intend vt. & vi. 打算;计划;想要①intend _______/ding sth 打算做某事 ②intend sb _______ sth 打算让某人做某事 ③be intended t d sth/_______ sth 专门为……;专门给…… ④____________ t d sth=intended t have dne sth 打算做某事但没有做成 (2)intentin n. 意图;目的;打算with the intentin f 抱有……的目的/打算
had intended
【应用实践】单句语法填空。①The bk is ________ (intend) fr kids.②The pster intends the residents________ (realise) the imprtance f saving water. ③I ___________ (intend) t meet him at the airprt, but I was t busy t leave. ④He left England with the__________ (intend) f travelling in France.
【观察思考】▶The custm f arranged marriages still exists in many cuntries.许多国家仍存在包办婚姻的习俗。▶The beauty f the city exists in the ancient style f its buildings.这座城市的美在于古代风格的建筑。
▶The ld cuple exist n the little incme frm making shes by hand. 这对老夫妇依靠手工做鞋得来的微薄收入生活。▶There exist many factrs influencing the children's future success.有很多因素影响孩子未来的成功。▶Scientists have many theries abut hw the universe first came int existence.关于宇宙起初是如何产生的问题,科学家有许多理论。
【探究总结】(1)exist vi. 存在;生存①exist ________=lie in在于…… ②exist ________=live n靠……生存 ③________ exist(s) ... (某地)有……;存在…… (2)existence n. 存在;实有;生活;生活方式①cme ________existence出现;产生 ②in existence 存在;现存
exist是不及物动词,没有被动语态,也不用于进行时态。
【应用实践】(1)单句语法填空。①There ______(exist) a gd way t slve the existing prblem at present. ②The cmpany came int __________(exist) 20 years ag. (2)根据汉语提示完成英语句子。①We are nt sure if life______ ______ ______ ______(在其他星球上存在). ②______ ______ ______ ______(我们的幸福在于) ding smething valuable fr the sciety.
exists n ther planets
Our happiness exists in
6. This/That is why ...
【观察思考】▶This is why we’re here—t bserve Tibetan antelpes. (教材P16)这就是我们来到此地的原因——观察藏羚羊。▶ She is always the first staff t g t the ffice and the last t leave,and that is why she is prmted s quickly. 她总是第一个到办公室最后一个离开,那就是她这么快得到晋升的原因。
▶Dctr Partin left his daughter at hme alne. That was because he had t save an ld man suffering frm a heart attack. 帕丁医生把女儿一个人留在了家里,那是因为他得去救一位心脏病突发的老人。▶That is the reasn why he gave up the ffer frm Oxfrd University. 那就是他放弃就读牛津大学的机会的原因。▶Mencius believed that the reasn why man is different frm animals is that man is gd.孟子认为人不同于动物的原因是人是善良的。
【探究总结】(1)This/That is______ ... 这就是……的原因。(2)This/That is ________ ... 这是因为……(3)This/That is the reasn_______ ... 这就是……的原因。(4)The reasn______ ... is_______ ... ……的原因是……
【辨析】①在This/That is why ... 和This/That is because ... 结构中,why和because 引导的是表语从句。②在This/That is the reasn why ... 结构中,why 引导的是定语从句,修饰the reasn。③在The reasn why ... is that ... 结构中why 引导定语从句,修饰the reasn;that 引导的是表语从句,只充当引导词,本身无意义。
【应用实践】句型转换。Tm verslept this mrning. That is why he was late fr wrk.①_______________________________________________________________(用That is the reasn why ... 替换)② ______________________________________________________________(用That is because ... 替换)③_______________________________________________________________(用The reasn why ... is that ... 替换)
Tm verslept this mrning. That is the reasn why he was late fr wrk.
Tm was late fr wrk. That is because he verslept this mrning.
The reasn why Tm was late fr wrk is that he verslept this mrning.
7. Only when ... can we ...
【观察思考】▶Only when we learn t exist in harmny with nature can we stp being a threat t wildlife and t ur planet. (教材P16)只有学会和自然和睦相处,我们才不会成为野生生物和地球的威胁。▶Only then did he realise that he was nt fit fr the jb. 只有到那时他才意识到他不适合做这项工作。
▶Only by shuting at the tp f his vice was he able t make himself heard.只有通过大声叫喊,别人才能听到他的声音。▶Only in this way can yu imprve yur English. 只有用这种方法,你的英语水平才能提高。【探究总结】 (1)“nly+_______从句”放在句首时,主句用部分倒装结构,即把助动词、情态动词或be动词提到主语前面。(2)当nly置于句首修饰作状语的_____词、______词短语时,句子要用部分倒装。 该句型结构翻译为:只有/只是……才(能)……
nly置于句首,强调主语时不用倒装。▶Only Tm and Jhn failed in the exam.只有汤姆和约翰考试不及格。
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