8B CHAPTER 6 WATER TALK

诸琴芳

well reservoir pump waterfall bath tap Where can we see water? In the ….

in the sink 水池 / 水槽 The water in the sink is dirty. Where will the water be? It will vanish down the drain. =disappear 排水沟

How do we use water? use…to do.. use…for doing

1.After having a PE lesson, what will you do? 2. How many litres of water does your body need daily? About ______. a. two litres b. eight litres c.four litres 3. When you exercise, the amount of water you need __________. a. increases b. decreases c. remains the same =to become larger in amount or number =to become less in ….

Water is precious, like liquid gold! =very valuable 宝贵的 4.How long could you live without water? For a few _______. (days/weeks) days Have we got enough water?

H2OH2O=water H2OH2O is the scientific symbol for water.scientificsymbol science scientist What does it mean?

Water comes from How does water come into your tap?

It’s not easy for water to get here. Where is it from? From the cloud? From the rain? From the tap? From the reservoir? From the Huangpu River/ the Yangtze River? From the sea?

cloud stream the Yangtze River reservoir the Huangpu River a water treatment works pipes a sewage plant sea dirty water float drop speed- sped.. carry travel run relax

Put the following sentences in the right order.

1. 24 days ago, I was floating comfortably in a cloud in Jiangxi, enjoying the view. 2. Then the cloud dropped me into a stream and I sped down the mountain into the Yangtze River. 3. The Yangtze River carried me to a reservoir. 4. I relaxed there for a few days, and then I travelled a long way and ran into the Huangpu River to get cleaned up 5. I was dirty after my journey so they took me to a water treatment works.

7.I travelled in the pipes under the streets. I waited there until you called me. 8.I’ll go to a sewage plant. They’ll pump me into the river and I’ll be back in the sea again. 6.They gave me a thorough cleaning and added a few chemicals to me. =push

increase decrease vanish float sped relax pump thorough sewage plant to stay at the top of liquid to become larger in amount / number to become less… to disappear to rest comfortably moved faster complete to push dirty water factory / works

cloud stream Yangtze River reservoir Huangpu River water treatment works sewage plant sea

I’m water. I’m water. My s________ symbol is H 2 O. About two-thirds of the earth is c_______ by water. But only a little can be used. It is not e_______ for me to get into your tap. So I’m p________, like liquid gold. I like f________ comfortably in a cloud, enjoying the view. When the cloud d_______ me into a stream, I’ll s______ down the mountain into the Yangtze River. The Yangtze River will carry me to a r__________. I’ll r________ there for a few days. I’ll run to the Huangpu River. Then it’ll be the time to get cientific overed asy recious loating rops peed eservoir elax

cleaned up in a t_________ works. People will give me a t__________ cleaning and add some c_________ to me. People use me to do a lot of things. When I am dirty, I’ll go to s________ plant. Finally I’ll be back in the sea again. reatment horough hemicals ewage

Talking and writing Though two-thirds of the earth is covered by water, only a little can be used by humans. But nowadays some people are polluting the water. Others are wasting the water. If you are water, what will you say to those people?

Homework 1.Copy the new words and phrases 2.Read the text about water cycle. 3.Write a letter to those people who are polluting and wasting water

a water treatment works add some chemicals to it give it a thorough cleaning It is time to get cleaned up. =complete adj. 水净化厂 =factory.