八年級英語下冊 Unit 7 Know Our World lesson 38 The World Is a Big Place課件 （新版）冀教版

Unit7 Know Our WorldLesson 38: The World Is a Big Place! How many continents are there in the world? What are they? What do you know about the place where you live?Think About It planet n. 行星 billion n. 十億；千兆 total n. 總計；總數(shù) adj. 總的；總計的 increase v. 增加；增大 Indian adj. 印度的 n. 印度人 Atlantic n.&adj. 大西洋（的） Arctic adj. 北極的Learn some new words1. What is the problem the earth faces?2. People can live on the seven continents. ( ) (判斷正誤)3. How much of the world is covered with land?4. What is largest part of the ocean ?The population is increasing very quickly.FOne third .The Pacific Ocean.Listen to the passage and then answer the questions.Lets Do It!Read the lesson and match each paragraph with its main idea.Paragraph1a. Six of the seven continents are good for people to live on.Paragraph2b. We should treat the earth well.Paragraph3c. An increasing population is a big problem for the earth.Paragraph4d. Two thirds of the earth is covered with oceans.Paragraph5e. People cannot live everywhere on the earth.Fill in the blanks with the correct forms of the words in the box.increase dry surface billion total1. The number of swimmers here is _ quickly because its very hot these days.2. The school has a _ of 900 students.3. I think it may be the _ season of the year.4. The _ of our body is skin. It protects us.5. How many _ of people are there in the world now?increasingtotaldriestsurfacebillionsMatch the seven continents with their correct descriptions., the worlds population was over 7 billion in total. 世界上人口總計已超過70億。(1)population 意為“人口”，常被看作是一個整體，一般不加s。作主語時，謂語動詞要用單數(shù)形式。如：The population of Germany is about 81,000,000. 德國大約有八千一百萬人口。Language points(2) 表示“的人口”可用“the population of + 地名”，也可用“the population in + 地名”，作主語中心詞時，謂語動詞用單數(shù)形式。如：The population of Canada is about 30,000,000. 加拿大的人口是三千萬。表示某國、某城市有多少人口時，還可用. has a population of . 結(jié)構(gòu)。如：The city has a population of 30,000. 那座城市有三萬人口。I. 根據(jù)首字母或漢語提示，完成單詞。1. The biggest ocean in the world is the P_Ocean.2. Almost everyone knows the e_ goes around the sun.3. Deserts may cover three _ (百分比) of the earths surface.4. The population of the world is _ (增長) quickly.5. Hainan is the second-largest _ (島嶼) in China.6. After half a month at sea, we saw _(陸地).landacificarthpercentincreasingislandExerciseII. 用適當(dāng)?shù)慕樵~填空。1. _ 2025, the world will have 7.8 billion people.2. Milk is good _ children.3. The Nile River is the longest river _Africa.4. Which part _ the world do you live in?5. _ the surface of the earth, there is some dry land.On ByforinofIII. 連詞成句。1. there, the, many, are, how, world, in, people _?2. different, made, is, the, of, world, up, many, places, of, kinds _.3. the, in, is, girl, to, he, red, pointing_.4. driest, the, continent, is, worlds, Antar-ctica_.5. good, all, the, singing, not, are, children, at _.Not all the children are good at singingHow many people are there in the worldThe world is made up of many different kinds of placesHe is pointing to the girl in redAntarctica is the worlds driest continentHomeworkHomework1. Share with your partner about what you feel after learning.2. Finish the exercise.3. Dscribe one planet you are interested in in your exercise book.