(
课件网) 牛津深圳版 七年级下册 Module 3 Natural elements Unit 5 Water Period 4 More practice and culture corner Lead in Look at the picture and think: Do you think water is important for us? Why? Lead in Do you think water is important for our earth? Why? Reading Facts about water Here are some interesting facts about water: ·About 72% of the human body is water. ·Oceans cover about 75% of the Earth, but ocean water is salty. Therefore most of the water in the world is not drinkable. Listen, read and understand. Reading ·Groundwater may be drinkable, but it is not easy to find groundwater that is clean and safe to drink. ·If water drips from your tap every 10 seconds, you will waste about 315 litres of water a year ——— enough to fill two baths! ·Having a bath uses about twice as much water as taking a shower. Having a shower instead of a bath can save up to 400 litres a week. Language points 1 .Having a bath uses about twice as much water as taking a shower. 然后我看到有东西向我移动。 as ... as 和……一样……（表示同级比较） not as ... as 不如…… 如有修饰成分，须置于第一个as之前 Language points eg. This film is as interesting as that one. 这部电影和那部电影一样有趣。 The dictionary is not as useful as you think. 这本字典不如你想象的有用。 Your bag is twice as expensive as mine. 你的袋子比我的贵一倍。 中考真题： Wang Wei speaks English as _____ as Yang Lan．They both study English hard． （2019年广西百色市） A. good B. well C. better D. best Language points 2. Having a shower instead of a bath can save up to 400 litres a week. 用淋浴代替洗澡每周可以节省400升。 instead of 而不是 eg. We just had soup instead of a full meal. 我们没有吃全餐，只喝了汤。 Instead of lending a hand, he laughed at us. 他不仅没有帮我们一把，反而嘲笑我们。 Language points instead是副词,一般放在句首或句末。 instead of 是介词短语, 其后常跟名词、代词或动名词。 eg. She never studies. Instead, she plays tennis all day. = Instead of studying , she tennis all days. 她成天打网球，而不是学习。 中考易错题： He will go _____ you. A.to instead B.instead C.insteading D.instead of? Reading 1. How much of the human body is water? 70%. 2. How much of the Earth is water? About 75%. 3. Why is most of the water in the world not drinkable? Because this water is salty. Answer the questions according to the article. Reading 4. Is groundwater safe to drink? No, it isn’t. 5. Does it matter if water is always dripping from your tap? Yes, it does. 6. Can people save water by taking a shower, or by taking a bath? By taking a shower. Reading Read the article again and match the words with the information. the human body the Earth groundwater having a bath a. it may be drinkable, but a few of it is clean and safe to drink b. 70% of it is water c. it uses twice as much water as taking a shower d. 75% of it is covered by oceans Reading task Now complete the notes below. Some facts about water: Water makes up 70% of the (1)_____ body. Mo ... ...
