Unit 6 Using language ppt课件-（2019）新外研版高中英语必修第一册.pptx

1、 必修一 Unit 6 Using language高一年级 英语 Step 1: Analysis of the material 语法部分学习并总结限定性定语从句中“介词 + which/whom”的表意功能，通过改写句子的活动加深对该结构的理解，并通过在真实语境中的运用，掌握“介词+ 关系代词”引导的定语从句，在此过程中了解人们对天然染料的应用，提高人与自然和谐相处的意识。 词汇部分以地理特征为话题，通过学习对地理景观的描述及阅读一封介绍中国不同地貌的邮件，同学们掌握如何用所学知识描述地貌特征。 Step 2: Leading-inWhy did people build the ter

2、races in Guangxi?Building the terraces therefore meant that they could increase the areas in which they couldgrow rice.Longji Rice Terraces Step 3: Knowledge learning Task 1: Look at the sentences from the reading passage and answer the questions.Yes,.Because “which” and “whom” serve as the object o

3、f the action phrases that end with a preposition. Now look for more sentences with attributive clauses in the reading passage.But perhaps what is most significant is the way in which people have worked in harmony with nature to make these terraces and grow rice.This forms clouds from which rain fall

4、s down onto the mountain terraces once again. “介词介词+ +关系代词关系代词”引导的定语从句引导的定语从句 1.关系代词在定语从句中作介词的宾语2.介词的选择要根据其与先行词的关系以及句意决定，在定语从句中，经常可以根据谓语动词的搭配习惯确定介词。 This is the house in which he has lived for many years.3.含有介词的动词固定短语在定语从句中一般不拆开,如 hear from, look after等。 I met the child (whom) I looked after ten yea

5、rs ago. 关系代词指人 介词 + whom关系代词指物 介词 + whicha. The man by whom the thief was caught was a good policeman.b. This is the reason for which I was praised by my chemistry teacher. Step 4: Language practiceConnect the sentences with a preposition + whom/which.1. The Zhuang is an ethnic group. Its population

6、 is the largest of all ethnic groups in China. The Zhuang is an ethnic group of which the population is the largest of all ethnic groups in China.2. Guangxi is a province. The Longji Rice Terraces are located in it. Guangxi is a province in which the Longji Rice Terraces are located.3. I want to vis

7、it this cultural landscape. The title of UNESCO World Heritage Site was given to it in 2016. I want to visit this cultural landscape to which the title of UNESCO World Heritage Site was given in 2016.4. He is an expert on rice planting. The local Zhuang people have learnt a lot from him. He is an ex

8、pert on rice planting from whom the local Zhuang people have learnt a lot. Step 5: Practical applicationTask 1: Complete the passage with a preposition + whom/which. from whichin whichfor whichfor whomWords and expressionstreasurepriorityreturn to popularitybe/become popular withremindof Attributive

9、 clausesfrom whichin whichfor whichfor whomTask 2: Read the passage again and answer the questions.1. What is the most common natural source for natural dyes?2. What are other natural dyes made from?3. Why do artists and craftspeople prefer natural dyes?4. Why are natural dyes becoming more popular

10、with consumers?from whichin whichfor whichfor whom1. What is the most common natural source for natural dyes?2. What are other natural dyes made from?from whichin which3. Why do artists and craftspeople prefer natural dyes?4. Why are natural dyes becoming more popular with consumers?for whichfor who

11、mSummary“介词介词+ +关系代词关系代词”引导的定语从句引导的定语从句 定语从句中介词的选择介词 + whom /which Step 6: Leading-in reefthe biggest structure made by living organisms channelChannel Tunnel valleyglass platform waterfallthunders Step 7: Knowledge learning Read the descriptions and match them to the pictures.acdb 1 Located off the

12、 coast of Australia, the Great Barrier Reef is the biggest structure made by living organisms. You can explore the Great Barrier Reef by visiting an underwater observatory. 2 Part of the Colorado River Basin, the Grand Canyon is a valley that is almost two kilometres deep. Tourists can stand on a na

13、rrow glass platform called the Skywalk to see the Grand Canyon. 3 Victoria Falls is the largest waterfall in the world. The local people call it “ the smoke that thunders”. The Victoria Falls Bridge connects the countries Zimbabwe and Zambia. 4 The English Channel separates England from France. Thes

14、e two countries are joined by the Channel Tunnel, a rail tunnel with a length of about 50 kilometres, most of which is under the sea. Words and expressions for geographical featuresreefchanneltunnelseabasincanyonvalleywaterfall located off the coastkilometres deepseparatefromwith a length of Step 8:

15、 Language practice Task 1: Match the words and expressions to their Chinese meanings.盆地海峡瀑布大堡礁山谷海底隧道峡谷waterfallchannelChannel Tunnelvalleycanyon basin the Great Barrier Reef Task 2: Complete the email with the words in bold in Activity 4. waterfallvalleyBasinsea Huangguoshu Waterfall Xinjiangplainpl

16、ateaudesertbaycoastKarst Step 9: Practical applicationWrite an email to your friend and introduce a place you once visited. Describe the geographical features and tell him/her what impressed you most. Try to use the words and expressions in this lesson as well as attributive clauses. From MonicaTo H

17、elenSubject Hello from Jiuzhai ValleyHi Helen, Im back from the trip to Jiuzhai Valley. Located in Northern Sichuan Basin, Jiuzhai Valley is the kingdom of waterfalls and has Karst land forms for which it is famous. Looking up at the sky, you will be amazed to find a sea of clouds. Apart from the br

18、eath-taking scenery, Jiuzhai Valley is home to nine villages and some unique wildlife. This wonderland is sure to attract more and more tourists to admire its beauty.See you soon.Monica Step 10: HomeworkPolish your writing and share it with your classmates to seewhether they are attracted to this place. Note down the new words and expressions you learn from your classmates.