【最新】八年級英語下冊：Unit 6 The Earth’s Atmosphere復(fù)習(xí)課件 課件

1、【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 本單元的重點(diǎn)知識：本單元的重點(diǎn)知識： 1. 單詞：熟練掌握本單元后單詞的音、形、意 2. 詞組： 1) be made from 由制造 2) be made of 由制造 3) tiny drops of water 小水滴 4) reduce waste 減少浪費(fèi)【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 5)

2、 20 miles thick 20英里厚 6) protectfrom 保護(hù)免遭 7) be made up of 由組成 8) threefourths of the gases 3/4的氣體【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 9) depend on 依靠 10) stay alive 生存 11) be used to 習(xí)慣于 12) draw worldwide attention 吸引世界注意 13) blowaway 吹走 14) be full of 充滿 15) be used for 用于做某事【最新

3、】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 句子： 1) Clouds are made of tiny drops water. 云是由小水滴構(gòu)成的。 2) The atmosphere surrounds the earth like a blanket. 大氣層像毯子一樣包裹著地球。 3) The atmosphere protects the earth from the suns heat. 大氣層保護(hù)地球免遭太陽的炙烤。 4) The air in the atmosphere is made up of dust and

4、 gases. 大氣層中的空氣是由塵土和各種氣體組成?！咀钚隆堪四昙売⒄Z下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 5) More than three-fourths of gas is nitrogen. 多于四分之三的氣體是氮?dú)狻?6) Plants depend on nitrogen to stay alive.植物依靠氮?dú)鈦砩妗?7) More than three-fourths of the gas is nitrogen. 氣體中四分之三的氣體都是氮?dú)狻?8) People who travel to the mountain

5、s find it harder to breathe. 到山上旅行的人發(fā)現(xiàn)這里呼吸比較困難?！咀钚隆堪四昙売⒄Z下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 9) Big cities are full of cars. 大城市里都是汽車。 10) They are used for business and pleasure. 他們是用來商務(wù)和娛樂的。 11) Something should be done about the use of cars in order to have cleaner air. 為了得到更清潔的空氣，應(yīng)該就汽車的

6、使用問題采取措施?！咀钚隆堪四昙売⒄Z下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 六、本單元重點(diǎn)知識講解：六、本單元重點(diǎn)知識講解： 1. The ship is made from waste materials. The T-shirt is made of cotton. 例如： The book is made of paper and paper is made from wood. The glass is made of glass and glass is made from SiO2.【最新】八年級英語下冊：Unit 6 The E

7、arths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 2. The air that surrounds the earth is called the atmosphere. 包圍地球的空氣被稱為大氣。 be called 被稱為 同義詞：be named 例如： The boy is called “Da Niu” by his classmates. The machine is called “Washing machine”. That city will be called “Water City”.【最新】八年級英語下冊：Unit 6 The Earths Atmosph

8、ere復(fù)習(xí)課件（北京課改版） 課件 3. It surrounds the earth like a blanket20 miles thick. 20 miles thick 20英里厚 數(shù)字+單位+形容詞 例如： 1.7 metres tall 一米七高 6 metres wide 六米寬 20 kilometres away 20公里遠(yuǎn)【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 Our classroom is three metres tall, 7 metres long and 6 metres wide. The

9、Yellow River is 5000 kilometres long. It is the second longest river in China. The river is about 20 metres deep. You mustnt swim in it. Its too dangerous!【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 【典型例題】【典型例題】 The ruler is （20厘米長）. The book is （5厘米厚）. The hole is about （50米深）. The tree

10、is nearly （36米高）.【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 4. The atmosphere protects the earth from the suns heat. protectfrom 保護(hù)免遭 例如： The thick coat protects the body from the cold. The helmet protects the head from the rock. The plastic cover protects the book from being broken.【最新】

11、八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 5. Nothing could remain alive on the earth without the atmosphere to protect up. Plants depend on nitrogen to stay alive. remain alive 存活 stay alive 存活 例如： remain silentstay calm remain standingstay awake remain the goalstay cool remain weakstay qui

12、et【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 depend on 依靠，依賴 例如： The people in the south depend on the government. The pandas depend on our good care. You cant depend on your parents forever.【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 【典型例題】【典型例題】 The success of the Olympic Ga

13、me （依賴）Chinese peoples hard work. The poor children （依靠）those rich peoples support.【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 6. The air in the atmosphere is made up of dust and gases. be made up of 由構(gòu)成，由組成 例如： The class is made up of 20 boys and 19 girls. The teacher team is made up of

14、126 teachers.【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 7. More than threefourths of the gas is nitrogen. threefourths 四分之三 分?jǐn)?shù)的概念： 分?jǐn)?shù)由基數(shù)詞作分子，序數(shù)詞作分母構(gòu)成，分母序數(shù)詞都用復(fù)數(shù)?！咀钚隆堪四昙売⒄Z下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 8. People who travel to the mountains find it harder to breathe. sb. find

15、 it + adj. + to do sth. 某人發(fā)現(xiàn)做某事怎么樣 例如： I find it very interesting to travel to the forest. The boys find it very cool to smoke.【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 【典型例題】【典型例題】 我們發(fā)現(xiàn)早睡覺有好處。 We . 他發(fā)現(xiàn)游過這條河很難。 He found .【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件 9. Air pollution has drawn worldwide attention. draw ones attention 引起某人的注意 10. Big cities are full of cars. be full of 裝滿，充滿 The bag full of books. The room is full of people.【最新】八年級英語下冊：Unit 6 The Earths Atmosphere復(fù)習(xí)課件（北京課改版） 課件【最新】八年