Unit 3 Lesson 17 save the tigers -冀教版英语八年级下册.pptx

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1、Unit 3 Animals Are Our FriendsLesson 17 Save the TigersIt is a group of volunteers called“save the tigers”.拯救；节约 save money保存 save money in the bankLesson 17 Save the Tigerscentury sentrifur fsymbol smblcourage krdbrave brevchain tenbalance blnsreason rizndisappear dspkillcutdecrease dkrisn.世纪世纪n.（兽

2、类的）毛（兽类的）毛n.标志，象征标志，象征n.勇气，胆量勇气，胆量adj.勇敢的，无畏的勇敢的，无畏的n.链子；链条链子；链条n.平衡，平稳平衡，平稳n.原因，动机，理由原因，动机，理由v.消失，失踪消失，失踪v.杀死杀死v.砍，切，剪，割砍，切，剪，割v.使使变小；减少变小；减少wordsWhy does the group save the tigers?The number of tigers has dropped to a few thousand.cut down treeshunt and kill tigersBCARead the lesson by yourself an

3、d match each paragraph with its main idea.Save Save the the TigersTigersParagraph 1Paragraph 3Paragraph 2A.Tigers are in danger of disappearing.B.“Save the tigers”is a group of volunteers that hope to save the tigers of the world.C.Tigers are important to the environment.Why are tigers in danger of

4、disappearing?reason处于于的危的危险中中Why are tigers important to the environment?Why do they hope to save the tigers?around100 0000TodayTimeat the beginning of the 20th centurya few thousandThe number of tigers has dropped to a few thousand.Read Para 1The number of tigers?在在.之初之初Why do they hope to save the

5、 tigers?下降到下降到.的数量，谓语的数量，谓语V变三单变三单a number of 大量的大量的,谓语谓语V用复数用复数Why are tigers important？Because tigers are_It helps the number of other wild animals .at the top of the food chainkeepin balancein balance 保持平衡keep.in balance 使.保持平衡Read Para 2bravethe symbol of strength and courageTigers are important

6、 to the environment.Tigers are in danger of disappearing.Some people hunt and kill tigers for money.People have cut down a lot of trees as well.As forests disappear,tigers lose their homes.as well/too肯定句句末，肯定句句末，too前加逗号；前加逗号；either否定句句末否定句句末Read Para 3处于危险状态砍倒；cut down the price 削减价格cut-cut-cut-cutt

7、ingWhat is”save the tigers”?Why do they save tigers?Main idea:Save the tigers&Keep the living things in balance.Para 1Para 1Para 2Para 2Where do they live?Why are the tigers important?What did people do to the tigers?Why do tigers lose homes?Para 3Para 3Mind mapWe must do something to protect the ti

8、gers!how to protect animalsstop hunting and killingprotect the environmentplant more treesmake rules for.ExerciseThe number of tourists over 33 million this year.Yes.A large number of tourists so far because of the new look of our city.A.is,have comeB.is,has comeC.are,has come D.are,have comeA numbe

9、r of students _(be)playing in the playground.CareLanguage pointsthe number of的数量其后般接可数名词的复数形式。作主语时，谓语动词用单数形式。The number of the apples is 40.苹果的数量是40。【辨析】a number of意为“一些”，常用来修饰可数名词，作主语时，谓语动词用复数形式。A number of students are playing on the playground.一些学生在操场上玩。At the beginning of the 20th century,the nu

10、mber of tigers in the wild was around 100 000.as well(除某事或某人外除某事或某人外)还；也还；也辨析辨析 as well,too,either和和alsoas well用于肯定句，总是用在句末。as well 前不用逗号与句子的其他部分隔开I am going to London and my sister is going as well.我要去伦敦，我妹妹也要去。Are they coming as well?他们也来吗？Language pointsPeople have cut down a lot of trees as well.too用于肯定句，常位于句末。too前有无逗号均可Im good at cooking,too.我也擅长烹饪。either用于否定句，位于句末。If you dont go there,he wont go there either.如果你不去那儿，他也不会去那儿。also用于肯定句，位于be 动词、情态动词或助动词之后，行为动词之前。Mrs.Green can also sing the song in Chinese.格林夫人也能用汉语唱这首歌。Language pointsBye-bye