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1、免费免费查查看看使使用用说说明明免费查看使用说明主讲人NaturalNatural DisastersDisasters高中英语人教版B1U4 DISCOVERING USEFUL STRUCTURESDiscovering the RulesPA RT 1 Learning ObjectivesBy the end of this class,you will be able to:review the use of relative pronouns that,which,who(whom)and learn the use of whose in restrictive relative
2、 clauses by observing and summarizing.learn to describe persons and things in natural disasters by using restrictive relative clauses.raise awareness of environmental protection and take a responsible attitude by comparing different ways of thinking.Find a Way Out Sometimes life is full of the unexp
3、ected.Suppose you were in Zhengzhou on July 20,2021.Lets travel back to that time.Now you are trapped at your home,which is on the 2nd floor.The water has flooded the 1st floor.What would you like to do?Call 110Call 110 Get preparedGet preparedwater and food that are safe to consumesomething that ca
4、n float on the watera flashlight that provides light when theres no electricity availablea phone that you can use to communicate with others Find a Way Out So youve decided to get prepared.Now lets collect the things you need for evacuation(疏散).Now youchoose to Find a Way Out stay at the place you l
5、ivestay at the place you liveevacuate to areas evacuate to areas which which are not floodedare not floodedYour disaster kit is ready,and the rain hasnt stopped yet.1.Use your phone that can communicate with the outside and stay updated.2.Have food and water that is safe if youre hungry or thirsty.3
6、.Use the flashlight that provides light only when necessary.Find a Way Out Its getting darker and darker,and youre getting more and more nervous.The following things are important to keep in mind.Please complete them.Finally,youre saved!Congratulations!ButYour friend Amy is calling and tells you tha
7、t she is trapped.Help a Friend Out You:Please help!The girl who I know is trapped in some place.She is the one who wears a red dress.Rescuer:I am now right here.Is she the girl who has long hair?You:Yes,thats her./No,thats not her.She is the girl who Help a Friend Out Fortunately,a rescuer you know
8、is just on the site.Now please make a call to ask for help.You:Amy,dont worry.I know a rescuer.The rescuer wears a yellow and orange life vest.He is paddling a canoe.He is on the way to save you.Please stay where you are and wait for him.Help a Friend Out I know a rescuer who wears a yellow and oran
9、ge life vest.The rescuer who is paddling a canoe is on the way to save you.Now,give some information of the rescuer to your friend as well.Combine the sentences into relative clauses.Congratulations!Amy is rescued as well!Help a Friend Out Write a Thank-you Post Both you and your friend are finally
10、saved.Now the hashtag#thanks is trending on Twitter.Read the following post first.#thanksDear XX,You may not know us.We lived in a house whose floor had been flooded when you arrived.You saved our lives.Wed like to give you the deepest gratitude from the bottom of our heart.XXClick to see one possib
11、le versionWrite a Thank-you Post And write a post to your rescuer with restrictive relative clauses.Studying the RulesPA RT 2a flashlight that provides light when theres no electricity availablewater and food that are safe to consumesomething that can float on the watera phone that you can use to co
12、mmunicate with othersShe is the girl who wears a red dress.The girl who/whom I know is trapped.主语主语主语主语宾语宾语Observe the red words and think.Q1:Do the clauses lack any parts?Q2:When can we use who/whom,that,which in restrictive relative clauses?定语从句中缺主语或宾语时Q3:Why do we use relative clauses?To provide
13、more informationIm the one whose life was saved by you in the flood.You are the kind of person whose spirit will be remembered by everyone forever.We lived in a house whose floor had been flooded when you arrived.定语定语定语Observe the red words and think.1:When can we use whose in restrictive relative c
14、lauses?Q1:When can we use whose in restrictive relative clauses?定语从句中缺定语时Q2:whose可以指代物吗？可以，见例3（定语从句）关系代词who/whom缺主语/宾语缺定语whosethatwhichKnowledge FrameWho that has experienced a disaster doesnt value life more?They talked about the persons and things that they remembered before the flood.Is there any
15、thing that I can do for you in rebuilding your home?All the supplies that have been provided are necessary.This is one of the most terrible experiences that have ever happened in my life.谁人物不定代词全部最高级only that“谁是人物，不定全部都第一”还记得刚刚那个口诀吗？Can you sum up when only that is used?我记住啦，不就是“谁是人物，不定全部都第一”嘛?唉，我还是
16、觉得好难啊，还得还原回去，能再简单点不？没问题！排除法安排上！简版：除了介词和逗号后面，缺少主语宾语的关系代词都可以用that。Applying the RulesPA RT 3For people who love the sun,summer is a time of fun.But for people whose houses were submerged by the super flood that hit Zhengzhou in July,2021,that summer was a time of great sadness.The floods killed 302 peo
17、ple,left 50 missing,and forced the evacuation of hundreds of thousands of people.PracticeAmy wrote a story about what happened that day.Fill in the blanks for her.The victims to whom the flood brought death or great loss were mainly in Henan province.In the days that have passed since then,much has
18、been done to make things better and help the thousands of people whose homes were destroyed,although the sadness will never leave those whose summer now marks the death of a loved one.PracticeSo,the massive flooding has passed;fortunately,everyone was safe and sound at last.However,what has the floo
19、d left to us?To wonder,and to ponderReflectionPicturesHere are two online posts after the flood.Here are some original pictures by an artist who has experienced the flood.PicturesQ1:What do the two Western Media want to express in the posts?Q2:What does the artist want to express in these pictures?Q
20、3:How should we(as flood victims or as Chinese)respond to the posts on Twitter and other social media?Compare and thinkConclusionPA RT 4定语从句关系代词关系副词who/whom缺主语/宾语缺定语（s）whose指代人指代物指代人或物thatwhichTo be continued指代人或物的只用that的情况：谁是人物，不定全部都第一Compare and think1.Finish the exercises.2.Write a blog post in response to Fortune Magazine or Probe International.Homework脑 洞 英 语 课 堂免费免费查查看看使使用用说说明明免费查看使用说明