初中英语人教版八年级下册unit7.pptx

1、Unit 7 Whats the highest mountain in the world?,龙街中学 曹红飞,Section A 1 1a1c,Language Goal: Talk about geography and nature,3,Presentation,square n. 平方,meter n. 米,deep adj. 深的,desert n. 沙漠,Do you know these interest places?,Qomolangma,Qomolangma runs along the border between China and Nepal. It is cove

2、red with snow all the year round. Its 8844.43 high, the highest in the world. Its 26 kilometers long.,The Nile is the longest river in the world. Its more than 6600 kilometers long. It runs through 9 countries, its one of the largest river flows through the international states in the world and runs

3、 into the Mediterranean Sea(地中海) in the end.,The Nile,The Caspian Sea,The Caspian Sea is the biggest lake in the world. It lies in the border between Asia and Europe.,The Sahara is the biggest desert in the world. It is located in the northern Africa, climate conditions are very bad, is one of the e

4、arths most not suitable for biological survival.,The Sahara,Which is the highest mountain in the world? Which is the longest river in Asia?. ,Talk about these pictures in pairs.,Qomolangma about 9,600,000 square kilometers in size The Sahara 1,025 meters deep The Caspian Sea 6,671 kilometers long Th

5、e Nile 8,844.43 meters high,1a. Match the facts you know.,1. Qomolangma is_ than any other mountain in the world. 2. The Sahara is _ desert in the world. 3. The Caspian Sea is _ of all the salt lakes. 4. The Nile is _ river in the world.,1b. Listen and complete the sentences.,higher,the biggest,the

6、deepest,the longest,1c. Use the information in 1b to make conversations.,A: What is the highest mountain in the world?,B: Qomolangma.,A: What is the biggest desert in the world?,A: What is the deepest salt lake in the world?,Pair work,A: What is the longest river in the world?,B: Sahara.,B: Caspian

7、sea.,B: Nile.,A: How high is Qomolangma? B: Its 8,844 meters high.,Practice,The biggest desert in the world is about 9,600,000 square kilometers in size.,How big is the Sahara? Its about 9,600,000 square kilometers in size.,8,844 meters high. 8,844米高 meters high (long, wide) 米高（长，宽)。 英语表示“有多长（宽，高）”时

8、，一般将数词和数量单位放在表示长宽高的形容词前作状语。 e.g. The wall is 1.7 metres wide.,Explaination,Exercise 一 写出下列单词的比较级和最高级,1. good 2. comfortable 3. big 4. happy 5. cheap 6. many 7. little,17,1. good 2. comfortable 3. big 4. happy 5. cheap 6. many 7. little,better best,more most ,bigger biggest,happier happiest,cheaper c

9、heapest,more most,less least,18,1. Lily gets up _ (early) than Lucy. 2. Which goes _ (slowly), Tom or Jim? 3.This book is_ (interesting) than that one.,earlier,more slowly,more interesting,二 根据所给词的适当形式填空,19,4. She works _ (careful) in her school. 5. Who goes to bed _ (late) Jim, Tom or Jack? 6. I th

10、ink turkey is_ (delicious) of all.,the most carefully,latest,the most delicious,20,三、用英语写出下列数字：,ninety-eight thousand seven hundred and fifty-four,Nine hundred and eighty-three,five hundred (and) sixty-six,seven hundred and nine,566_ 709_ 983_ 98, 754_ _,345 1001 18,657,421,three hundred and forty-f

11、ive,one thousand (and) one,eighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one,3, 872,Three thousand eight hundred and seventy-two,46, 290,Forty-six thousand two hundred and ninety,58, 230,Fifty-eight thousand two hundred and thirty,596 84,321 9,648,215,five hundred and ninety-six,eighty-four thousand three hundred and twenty-one,Nine million, six h