示范课globalwarming 语法 强调句
Unit4 Global WarmingGrammar武汉市东湖开发区华中科技大学附属中学彭茂教学分析教学设计教学过程教学反思Unit4 Global Warming Grammar Ø humans caused global warming.Ø by reducing CO 2 and planting more trees we may stop it.It was who It is that It-Cleft Sentence 强调句型教学分析教学设计教学过程教学反思①Humans caused the global warming.②It was humans who caused the global warming.③We may stop it by reducing CO 2 and planting more trees, ④It is by reducing CO2 and planting more trees that wemay stop it.The Structure Compare the sentences and find the structure .教学分析教学设计教学过程教学反思It is/was the emphasized part that/who the rest part of the sentenceThe Structure ① ② ③ ④ ⑤It was whoIt is thatWe may stop it Humans caused global warming.by reducing CO 2 and planting more trees.①It Tu Youyou that has won the Nobel Prize.②It in this meeting that “Belt and Road” was put forward.③It the missing girl in America that they were talking about. ④It in Beijing that I will go to study after graduation. is was wasisor is wasfuture①It is Tu Youyou that has won the Nobel Prize.②It was in this meeting that “Belt and Road” was put forward.③It was the missing girl in America that they were talking about. ④It is in Beijing that I will go to study after graduation./who/whothat whoor教学分析教学设计教学过程教学反思ØJapan will hold the 32nd Olympic Games in Tokyo . ① ② ③ Exercise1----Practicing and Thinking WriteI.Emphasize the underlined parts and write down .①It is Japan that will hold the 32nd Olympic Games in Tokyo.②It is the 32nd Olympic Games that Japan will hold in Tokyo.③It is in Tokyo that Japan will hold the 32nd Olympic Games.II.Emphasize the underlined parts orally.ØDonald Trump won the presidential election in 2016.④⑤⑥①It was Donald Trump who won the presidential election in 2016.②It was the presidential election that Donald Trump won in 2016.③It was in 2016 that Donald Trump won the presidential election.speakØJapan will hold the 32th Olympic Games in Tokyo . ① ② ③ ØDonald Trump won the presidential election in 2016. ④ ⑤ ⑥ NOTICE We can't emphasize the predicate(谓语) with “It-Cleft Sentence”.Q: Which part is never emphasized with “it-cleft sentence”?Because you are very young, you shouldn’t be afraid of failure.When he was about to leave, his telephone rang. You won’t understand your parents until you grow up.It is because you are very young that you shouldn't be afraid of failure.It was when he was about to leave that his telephone rang.It is not until you grow up that you will understand your parents.III.Emphasize the adverbial clause orally .Exercise2: Listening and Judging教学分析教学设计教学过程教学反思Li Hua wanted to learn more about environmental protection. After listening to a program about Earth Day, he wrote some sentences. But some information is mistaken. Listen and judge. If the sentence is false, correct it by using “it-cleft sentence”.Exercise2: Listening and Judging教学分析教学设计教学过程教学反思1. A British man first started the movementof Earth Day.2. Because of the oil spill, Nelson decided todo something to protect the environment.3. Earth Day began to become populararound the world in 1970.4. England is building the world’s biggestoffshore solar power.1. A British man first started the movement of Earth Day.2. Because of the oil spill in California, Nelson decided to do something to protect the environment.3. Earth Day began to become popular around the world in 1970.4. England is building the world’s biggest offshore solar power.It was an American who/that first started the movement of Earth Day.It was in 1990 that Earth Day began to become popular around the world.It is the world's biggest offshore wind farm that England is building.1. One part from a letter to the parents.At this point in my life, I’m considered an adult. As I’m growing up, I realize just how much you did for me. When I was down, it . When I met some trouble, it . Without you, I’d be nowhere near the person I am.Complete passages by adding some it-cleft sentences. Choose the best and read it with emotion.was you who raised me up was you who helped me out you raised me up you helped me out2. Donald Trump VS Hillary Clinton Donald Trump: If we set those goals and we go together to try to achieve them, there's nothing that America can't do. I want to be the president for all Americans.It .is your choice that will determine the future of America3. The end of a speech forenvironmental protectionDear friends, we need to do something effective in order to reduce the rate of climate change. And we must save many natural resources for better life on the earth in future.It_____________________________is your efforts that will save the earth. _.Writing教学分析教学设计教学过程教学反思Write a poem with the repetition of “It-Cleft Sentence”environmental protectionp To call for protection of the sea, forest, wildlife...p To raise people's awareness of protectingp To ask people to stop doing harm to the environment...Our Forest, Our FutureIt is you that make life possible on earth.It is you that provide us with endless natural resources.It is you that nurture us like mothers.It is you that stand in row, protecting us like soldiersIt is we who must save the forest-- save the lung of the earth.Writing教学分析教学设计教学过程教学反思Save Our EarthTaking care of our common home is no longer an issue of tomorrow but an issue of today. It is we humans that caused all these problems, so it is our responsibility to fix what we started. Everyone must make an effort to save our earth.Wherever I go, I turn off unused lights and only use the amount of water that is necessary. It is these small things that will make a big difference.I want to see a future where my future generations won't have to pay for the damage caused by greed and self-driven interests. By taking action within our communities, we can and must protect our earth before it is too late.Homework1. Share your writing with your desk mate.2. Read the reference books and find out how to emphasize the predicate.。
强调句型课件
It was an old bike that John bought yesterday in a marketplace.
昨天约翰在市场上买的是辆旧自行车。(强调宾语)
It was yesterday that John bought an old bike in a marketplace.
3．对 not...until 结构的强调 not...until 结构的强调句型为“It is/was not until...that...”在 这一固定句型中，由于 not 已经前移，that 后只能用肯定形式。 Eg. (1) He didn't go to bed until ten o'clock. →It was not until ten o'clock that he went to bed.
It was they who were late. 无论被强调的是人还是物，单数还是复数， 强调句型 中一律用It is …或者It was …
Practice:
Ⅰ.句型转换 1．He didn't attend the meeting because he was ill. →It wasbecause he was ill that he didn't attend the
4．在他们第一次约会的白海公园里老夫妇告诉了我们他们 的爱情故事。
It was in Baihai Park where they made a date for the first time that the old couple told us their love story.
5．正是在这个城市上空，UFO 再次出现。 It was over the city that UFO appeared again.
人教版高二英语选修六Unit 4 Global warming Grammar课件
【归纳】 一、强调句与主语从句句型的区别： 从形式上都有：It is…that，所以根据就 是把强调结构标志去掉后，原句在结构意 义上不成立则是__主__语__从__句___, 结构与意义 仍然成立的则是_强__调__句_______。
It was the headmaster _w_h_o_/_t_h_a_t stood outside. We were confused. He said to me. “I find __i_t__ unbelievable that you are late for class again”. It took me a few seconds __t_o_u_n__d_e_rs_t_a_n_d__ (understand) what he said. It was no use ___a_r_g_u_i_n_g__ (argue) with him. I smiled, “Sorry, headmaster, you mad e a mistake , again.” He went away disappointedly. Our class burst into laughter. Actually I hate _____iwt hen someone interrupts my class.
Hale Waihona Puke 3.【语境展示】 a. Why is it that everyone thinks he is selfish? b. What was it that they fought for? 【归纳】 强调句型的特殊疑问句形式是： _疑__问__词___ + is / was it that +句子的其 余部分。
2017-2018学年高中英语 专题Unit 4 Global warming 3 Grammar
专题Unit 4 Global warming 3 Grammar WritingGrammar: it的用法(Ⅱ)it可用于强调结构中。
在语言的使用过程中，有时我们要根据具体语境的需要对句中的某些部分进行强调，这时候我们就需要一种特殊的句型——强调句。
1. 强调句型的基本结构强调句型的基本结构为：It is/was＋被强调部分＋that/who＋其他成分。
强调句型的一般疑问句：Is/Was it＋被强调部分＋that/who＋其他成分？强调句型的特殊疑问句：特殊疑问词＋is/was it＋that＋其他成分？☞Is it in 2012 that the 30th Olympic Games will be held in London？是在2012年第30届奥运会将在伦敦举行吗？☞How was it that your brother succeeded in finishing the difficult task？你哥哥是怎样成功完成了那个困难的任务的？2. 强调句型强调的成分强调句型强调的成分：主语、宾语、状语。
被强调部分指人时，用who或that皆可；指物时，只能用that；被强调部分是时间、地点，原因或方式状语时，不用when，where，why或how而用that。
☞ It was the beautiful lady that/who I met in the hotel yesterday.我昨天在旅馆里遇到的正是这位漂亮女士。
(强调宾语)☞It was in Beijing that we visited the Bird’s Nest and Water Cube.正是在北京我们参观了鸟巢和水立方。
(强调地点状语)☞ It is my mother who/that reminds me to get up on time every day.每天都是我妈妈提醒我按时起床。
选修6 Unit 4 Global warming Grammar
Finish Exercise 2 on page 29: Rewrite each sentence with It is … that/who … to give more emphasis to the underlined part.
1. Scientists warned that greenhouse gases would warm the earth by trapping heat energy in the atmosphere. It was scientists who warned that greenhouse gases would warm the earth by trapping heat energy in the atmosphere.
3. Much of the energy used to light and heart our homes comes from fossil fuels. It is fossil fuels that much of the energy used to light and heat our homes come from.
6.【语境展示】 a. It is not until the end of the year that the traffic laws will take effect. b. It was not until he was thirty that he started to paint. 【归纳】 not ... until 句型的强调句的形式是： It is / was not until +被强调部分+ that +句子的其余部分。
2. The greenhouse effect gives the earth’s surface the average temperature of 15℃. It is the greenhouse effect that gives the earth’s surface the average temperature of 15℃.
人教版高中英语选修六Unit4 Grammar课件
him the news. A. can be B. should be C. might be D. must be
4.关于被强调成分: ❖能够被强调的句子成分通常为主语或宾语（名词、
（2）对“not...until...”结构的强调，要用“It is/was not until...that...”这一固定句型。由于否定 已经前移，that后只能用肯定形式。同时要注意不 能使用倒装语序
It was __C____ back home after the experiment. A. not until midnight did he go B. until midnight that he didn’t go C. not until midnight that he went D. until midnight when he didn’t go
It was the things and people that they remembered that they were talking about． （4）当强调时间或地点或原因或方式状语时，用that, 不能用when / where/why/how
(尤其是当这些状语为介词短语时) （5）如果被强调的成分有同位语，同位语也应提前。
注意： （1）强调部分为介词短语时：
①应特别注意能引起误解的干扰选项 ②表示时间或地点时，应注意与定语从句的区别
1. It was through Jack __D___ Mary got to know Bob . A. who B. whom C. how D. that 2. It was __C__ great care that they did the job. A. for B. about C. with D. in 3. It was on October 1st 1949 ___D__ new China was founded. A. which B. when C. as D. that 4. Was it in this palace ___A__ the last emperor died? A. that B. in which C. in where D. which
Unit4GlobalWarming说课课件
教学重难点
• 教学重点： 1. 如何使学生能够学会看懂图表，运用图表，描述
图表。 • 教学难点： 1. 如何使学生提高阅读技能 2. 如何使环境保护意识渗透到教学中。
教学方法
• 评判性阅读 • 评判性阅读是一种积极地个性化的阅读，它重视
读者在阅读过程中的主体参与，独立研究，反思 质疑，分析与评价。 • 评判性阅读策略：预测和概述
decrease
climb / rise
/fall / drop /
/jump
decline
0
t
0
t
As is shown/described in the graph, ______________
设计意图：用学生熟悉的话题（物理速度与时间的关系 图）导入，激发学习兴趣；回答问题时，给出句型和词 汇，可以逐步渗透相关图表作文的表达
Para 2: reason: greenhouse from the graph that
effect
subscribe to the view that
Para 3: fact: the rise of CO2 result in Para 4:reason: fossil burning On the one hand,
Homework
• 1. complete the composition. • 2. surf the internet and find out more
information about the harm of global warming.
板书设计
The earth is becoming warmer
Step 3：post-reading 会说图
高中英语UNIT4GLOBALWARMINGSECTIONⅢGRAMMARIT的用法(2)课件新人教
2．特殊疑问句：特殊疑问词＋is/was＋it＋that＋其他成分？ Where was it that you met Tom yesterday? 昨天你是在哪儿遇见汤姆的？ Who was it that came up with the bright idea? 究竟是谁提出了这个好主意？ [点津] 强调句型也可用于宾语从句中，但注意语序要用陈述 句语序：动词＋特殊疑问词＋it is/was＋that＋其他。 I wonder why it was that he gave up his well-paid job. 我不知道他为什么放弃他的高薪工作。
[点津](1)强调句可以强调主语、宾语和状语，但不能强调 谓语，强调谓语动词要用“do/does/did＋动词原形”。
Do be careful when you cross the street. 过马路时，务必要小心啊！ (2)当被强调部分是人时，可用 that/who，其他情况都用 that。 (3)强调时间、地点、原因时不能用 when, where, why， 只能用 that。
→ He did finish his homework yesterday.
二、强调句型的疑问形式 1．一般疑问句：Is/Was＋it＋被强调部分＋that/who＋其他成分？
Was it Li Ping that/who he met yesterday? 他昨天遇到的人是李平吗？ Was it last year that you got the degree? 你是在去年获得学位的吗？
即时演练 4 选词填空 (when, before, since, that)
①It was 20 years ago that the two friends met in Vietnam. ②It will be 20 years before they meet in Vietnam. ③It is 20 years since he came to live here. ④It was 20 years that he spent in writing this novel. ⑤It was midnight when he came back home. ⑥It was in 1949 when our country was founded that he left his
Unit4 Global Warming
Unit4 Global WarmingGrammar:Emphatic pattern(强调句型)Step 1: lead-inQuestions: Where do you study? When was our school founded?Answer: It is at Lao Hekou Senior High School that we studyIt was in 1998 that our school was founded.It is our school that has a beautiful lotus pond.It is the cultural walls that only our school has in Lao Hekou.It is at 11:50 that we go home after school.It is Miss Zhang who teaches you English.Emphatic pattern(强调句型): It is /was …that /who…Go through the reading to find out more sentences about “it”for emphasis.1)It is human activity that has caused this global warming.2)It was a scientist called Charles Keeling who made accurate measurements of the amount of carbon dioxide in the atmosphere.3)It is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.Step 2: Grammar learning1. 什么是强调句？强调句就是为了强调说话人的意图，突出感情的句子。
高中英语Unit4GlobalwarmingSectionGrammarit的用法2课件新人教版选修
2．强调句的一般疑问句式 “Is/Was it ＋ 被强调部分＋ that/who ＋ 其他剩余部分？” Was it Li Ping that/who he met yesterday? 他昨天遇到的人是李平吗？ 3．强调句的特殊疑问句式 “被强调的疑问词＋is/was it ＋ that＋其他剩余部分？” What's it that Professor Liu teaches us this year? 刘教授今年到底教我们什么？
②He came across his friend in the park yesterday. (强调地点状语) →_I_t_w__a_s_i_n_t_h_e__p_a_r_k_t_h_a_t__h_e_c_a_m__e_a_c_r_o_s_s_h__is__fr_i_e_n_d__y_e_st_e_r_d_a_y_. ③We were doing our homework when the teacher came in. (强调时 间状语) →_I_t _w_a_s__w_h_e_n__t_h_e_t_e_a_c_h_e_r_c_a_m__e__in__th__a_t _w_e__w_e_r_e__d_o_in_g__o_u_r__ _h_o_m__e_w_o_r_k_.__ ④He finished his homework. (强调谓语) _H_e__d_id__f_in__is_h__h_is__h_o_m__e_w_o_r_k_.___
3．强调句型和 not... until 句型的结合 “It is/was not until ＋ 被强调部分 ＋ that ＋ 其他剩余部 分”。 It was not until he came back that I knew the result. 直到他回来，我才知道结果。
选修六 unit 4 Global warming section 4
It is a wonder that he is still alive.(it作形式主语句型)
他仍然活着真是个奇迹。 It is the best book that I have ever read.(it代指书)
这是我看过的最好的书。
人教版英语 · 选修6
同步语法讲座
单元写作平台
温馨提示：①it后面的动词be常用两种形式：is与was。如果
人教版英语 · 选修6
强 调 强调句型以名词性从句 句 的形式出现。 型 强调句型与定语从句相 结合。
同步语法讲座
单元写作平台
it的用法
强 调 句 型
例 句 强调句与定 It was at the railway station that we first met 16 语从句、状 years ago. 语从句等其 (强调句，强调地点状语at the railway station) 他句型的区 我们16年前第一次相逢是在火车站。 别：若原句 It was the railway station where we first met 16 去掉it is/was years ago. 及that仍然通 (定语从句，where是关系副词，在定语从句中 顺、语法成 作地点状语) 立，则是强 这是我们16年前第一次相逢的火车站。 It was clear that he didn’t agree with us. 调句，否则 就是其他从 (主语从句，that引导真正主语，it为形式主语) 句。 很显然，他不同意我们的观点。