初二8A_第1单元.doc

Chapter 1 of Junior 8A. Water
Lesson Plan
Teaching aims and demands:
1. Language knowledge
a. Some describing words that is connected to water
b. New words and expressions
c. The uses about describing amounts
d. How to use ‘How many’ and ‘How much’ to form a special question
e. The way of expressing the uses of water between groups of students
f. Learn to pronounce the sound / e / and
2. Abilities focus:
a. Fast-reading for main idea
b. Guessing the meanings of new words from the context
c. Describing the water and the water cycle
d. Learn to make a flow chart and use graphs or bar charts to show how amounts change
3. Communication function:
a. Cultivate the students’ abilities to co-operate with each other in the group work and to express their own opinions
b. Discuss the use of water between groups of students
3. Water is important. Tell Ss to get into the habit of saving water.
Main and difficult points:
1. Ss should be able to describe the uses of water and the water cycle.
2. Ss are expected to use graphs or bar charts to show how amounts change.
3. Ss are expected to improve their reading, listening and speaking ablities.
Teaching aids: PPT and tape recorder
Periods needed: 10
Teaching procedures:

Period 1-3 (Reading): Water Talk
Period 1.
Step1 Warming-up and lead-in
Brainstorming: How much do you know about water?
This is a warm-up activity aiming to motivate students to think. If students are active in class, it’s not necessary to let students open their books and do the exercise on P2. Teacher can only use these statements as cues to prompt the students. Otherwise, just choose the right choice for each statement.
Encourage students to think by asking:
• Where can we see water? (ppt8-13)
• Can water change form? (ppt15-17)
• What can we use water to do? (ppt19-25)
Step2 Pre-reading
A. What do you know about…? (ppt26-28)
1. A quiz---How much do you know about water?
1. You could live without water for a few .
A. days B. weeks C. hours
2. Your body needs about litres of water every day.
A. two B. four C. eight
3. When you exercise, you need water.
A. more B. the same C. less
4. When you freeze water, it becomes a .
A. liquid B. solid C. gas
5. When you boil water, it bewcomes________.
A. liquid B. solid C. gas
6. About of Earth is covered by water.
A. one third B. one half C. two thirds
B. Look and think
B1 Use the picture on Page 2 and put these sentences in the correct order.
( ) It flows to the sea.
( ) It runs into streams and rivers.
( ) It rises from the sea to the sky.
( ) Water falls from the clouds as rain.
( ) It falls as rain again.
B2 Look at the title of the story and the picture on the next page. What do you think are
talking in the story?
Step3 While-reading
a. Listen to the tape about the whole passage. And deal with some vocabulary.
1. pour: flow quickly
2. freeze: stop moving suddenly
3. waste: use more of something than you need
4. sound: give a particular impression when being heard
5. obey: do sth. according to instructions
6. nod: move your head up and down to show agreement
7. clean up: remove dirt from somewhere
8. treatment: something done to change a thing/person
9. travel: go from one place to another
⒑ sewage: dirty water and waste matter
11. pump: push water, air, etc. by machine
12. in the first place: in the beginning
13. pollute: make air, water, etc.dirty.
⒕ valuable: worth a lot of money; precious
b. Ask students to review the new words explained just now. Then do some exercises to consolidate them.
1. Ask student s to do the vocabulary exercises C1 and C2 on Page 4.
Guessing word meanings from the context.
a. Explain the instructions in Part C.
b. Ss work in pairs to finish C1 & C2. Then correct the answers.
2. Fill in the blanks with the correct words.
1. We have to____________ the classroom before we leave.
2. I_________ when I saw the UFO.
3. We planned to go to France_______________, but we changed our mind finally.
4. He ________ to show that he agreed with me.
5. Students must _________ the rules of the school.
6. Do not throw away batteries here and there.They will ________ the enviroment.
7. Tears__________ down his cheeks when he heard the sad news.
8. Can you help me_________the water out of the well?
9. If we love Shenzhen, we must stop dumping ________ into the river.
10. Her voice ___________ tired on the phone.
11. The land itself _________(up) in such low temperatures.
12. You must put on your coat! It’s _________ outside!
a) Water goes to a water ___________plant before it comes to our home.
b) He lived in London _______ 1999.Then he moved to Paris.
c) These paintings by Van Gogh are very ________ .
d) We should not __________ time. It’s________.
Step 4 Summarize
Step5 Homework
a. Recite the new words and expressions explained in today’s class and prepare for tomorrow’s dictation.
b. Workbook (Page 2 A-B)

Period 2 Pre-reading
Step 1 Dictation
Dictate the new words and expressions (15 new words and expressions)
pour freeze waste sound obey nod treatment travel sewage
pump pollute valuable pipe clean up in the first place
Step2 Free talk---Say something that is connected to water
Some suggested facts:
• Water has no colour/taste/smell/ shape.
• People need water to drink every day.
• Water comes from oceans /lakes /seas.
• Water falls down as rain.
• Water goes into people’s house through a tap.
• Water can change into a solid when the tempreture is below 0℃.
• Water can change into a gas when the tempreture is over 100℃.
• Flowers and trees need water.
• You can use water to wash your face and brush your teeth.
• Water can be used in other drinks.
Step3 Go on with while-reading
1. Understanding the reading passage.
1). Answer the following questions after listening to the tape about Para1-4
a. What was Daisy doing when a voice spoke?
b. How did she feel when she heard the voice?
c. Why did the voice sound angry?
2). Listen to Para 5—13, tell the way the water came into Daisy’s house and went back to the sea.
The following words may help:
In a cloud drop… into flow…down carry…to clean…up travel…in go to pump…into go back into
3). Listen to Para 14-16, answer the following questions.
a. Who is the dialogue between?
b. Why did Benny say she was sometimes really strange?
2. Lead Ss to read the whole passage and tell them an efficient way of getting the main idea of each paragraph.
Synopsis by paragraph:
Para 1. Daisy is brushing her teeth with the tap running.
Para2-4: The water tells Daisy to turn off the tap and she is alarmed.
Para 5-9: The water tells Daisy about its long journey from a cloud in Yunnan to the
Dongjiang River, to a reservoir, to the water treatment works.
Para 10-13: The water tells Daisy that it will go to a sewage plant and then into the sea
again. It remind her that the water is valuable.
Para 14-16: Daisy tells Benny that she was talking to the water, and Benny thinks she is
strange.
3. Deal with some keys about the reading passage.
• the end of …
• a sewage plant
• pump…into…
• go back into…
• come from…
• remember (not)to do sth.
• liquid gold
Ask Ss to draw a line under some useful expressions.
• turn off
• look around / round
• waste water
• sound angry
• drop… into…
• flow down…into…
• carry sb. to…
• clean up
• in a water treatment works
• not…until…
• talk to …
• shake one’s head
• come out of…
• be strange
Ask Ss to master the following key words.
• pour (v.) 涌流，倾泻
Dirty water is pouring into the river.
• freeze ( freeze – froze – frozen)
1) 结冰，冷冻 The cold weather froze the river.
2) 惊呆，吓呆 He froze when he saw the thief.
= He stopped moving when he saw the thief.
• obey 服从，顺从
obey the law / rules 遵守法律/规则
• nod one’s head 点头 ( nod --- nodded ---nodded)
shake one’s head 摇头 ( shake --- shook --- shaken)
• relax : rest 放松，休息
I like to see a movie to relax myself on weekends.
I relaxed there for a few days.
• treatment （n.）处理，治疗
a water treatment works
a treatment for cancer
• works 工厂
an engineering works 机器制造厂
a brick works 砖厂
• valuable (a.) = precious ; value (n.) 价值
valuable advice / help / information 宝贵的意见 / 帮助/ 信息
Ask Ss to master the following key sentences.
• The voice sounded angry.
• I waited there until you called me.
Complete the following sentences:
I ____ ____ 8 o’clock yesterday. ( 我昨天一直睡到八点. )
Jane _____ _____ he came. ( Jane一直等到他来. )
not …until 直到……才
She ____ ____ go to bed ____ She finishes her homework. ( 直到她完成作业她才睡觉。)
They _____ leave _____ the rain stopped. ( 直到雨停了他们才离开。)
• Remember not to waste or pollute me.
Step 4 Summarize
Step5 Homework
a. Review the reading passage and try to recite the text (P5---P13).
b. Continue reviewing the new words and expressions.

Period 3----Post-reading
Step 1 Reciting
Ask some students to recite the the reading passage one paragraph by one paragraph. If possible,ask some good students to retell the water cycle.
Step2 Read for details
Part D. (on Page 5)
Ask Ss to read the passage quickly and then write the names of the different places in the blanks on the map.
Part E. (on Page 5)
Read the passage again for more details and complete Part E---Read and think
Recall the reading passage and ask some students to talk about the water cycle.
Some hints: 24 days ago , in …---- drop …into…---- flow down…into…---- carry…to ----be dirty after..., clean up ---- travelled …in pipes under the streets, waited until …----go to---- pump … into…, ---- go back into…, again
brush one’s teeth
turn the tap off/ turn off the tap
look round/ look around
flow down the mountain
water treatment works
a sewage plant
in the first place
the end of the journey
liquid gold
shake one’s head
come out of…
remember to do…
talk to …

Step 3 Write out the following phrases
1 刷牙
2 关水龙头
3 四周看
4 飞流下山
5 水厂
6 污水处理厂
7 最初
11　 旅行的结束
12 液体金子
13　 摇头
14 从．．出来
15 记得去做某事
16 与．．．交谈
Step4 Paraphrase the following sentences
• The tap was on.----The tap wasn’t turned off.
• Daisy froze.----Daisy was frightened/surprised.
• Daisy obeyed.----Daisy did as the voice said.
• I waited there until you called me.----I didn’t come out before you turned on
the tap.
• Remember not to waste or pollute me.----Don’t waste or pollute me.
Step5 Homework
a. Continue reciting the new words and expressions.(from the word ‘mint’ to ‘in the first place’)
b. Continue reviewing the text complete reciting the water cycle.
c. Prepare for Language Part

Period 4-7(Language, Listening & Speaking)

Period 4
Step1 Revision
a. Dictation --- 15 new words and expressions
liquid solid gas cover stream customer ordinary owner bath total mint flow chart step-by-step clean up in the first place
b. Reciting --- recite the passage （P5---P13）
Step2. Language
a. Talking about amounts.
1． Introduce some expressions about amounts.
some, any, no, none, much, many, one, another, few, a few, little, a little, a lot of…
分类：
a). 只能指代或修饰可数名词的：
many; few; a few/not many; one, another;
b). 只能指代或修饰不可数名词的：
little; a little / not much; much;
c). 可指代或修饰单数、复数、不可数名词的：
some, any, no, none, a lot of…
2. Practice
Do Exx. A of Page 7
Choose sentences from the table above and match them with the picture below.
Practice in Workbook ---Page 3
Complete the sentences with There is or There are and the correct words or phrases in the box.
b. Using how many and how much
• How many + 复数可数名词＋．．．？
e.g. How many books do you have?
I have a lot / a few.
I don’t have many.
I have none.
• How much + 不可数名词＋．．．？
e.g. How much paper do you need?

I need a lot / a little.
I don’t need much.
I need none.
Practice
a). Do Exx B1 and B2 on Page 8
b). Practice in Workbook---Page 4
Step 4 Summarize
Step 5 Homework
a. Review the expressions about amounts and the uses of ‘How many’ and ‘How much’.
b. Finish doing the additional exercises about amounts. (Newspaper)

Period 5
Step1 Revision
a. Review the the expressions about amounts and the uses of ‘How many’ and ‘How
much’.
b. Explain the exercises about the amounts (Newspaper)
Step2 Learn to talk about amounts with too and enough
• too many / too few / (not) enough +可数名词复数 + … ．
e.g. I have too many apples.
I have too few oranges.
I don’t have enough dishes.
• too much / too little / (not) enough +不可数名词＋… .
e.g. I have too much food.
I have too little rice.
I don’t have enough water.
Practice
Do Exx C1 and C2 on Page 9.
C1 Suzy is cooking orange beef. She found the recipe below. Look at the amount of each ingredient she has. Make sentences about them.
C2 Work in pairs to make similar conversations.
Practice in Workbook--- Page5.
Complete the sentences with the correct words and phrases in the box.
Step 3 Summarize
Step 4 Homework
a. Review the expressions about amounts and the uses of ‘How many’ and ‘How much’.
b. Finish doing review exercise ( Workbook Page 6 )
c. Reading in Workbook ---Page 9-10

Period 6
Step1 Revision
a. Explain the exercises about amounts (Workbook Page 6) and review the expressions about amounts.
b. Explain the answers to the reading part ( Workbook ---Page 9-10 )
Step 2 New lesson --- Listening Practice
1. This part is not about water, but follows the same idea of having an inanimate object talk to us about its life history. In this case , a coin tells us about its adventures. Play the tape once for students and ask the students just to listen to the coin’s story.
2. Listen to the coin story for the second time and ask the students to number the pictures.
Tape script:
1). Hi! I am a one-yuan coin! I was born in a mint. I was lovely and shiny then. I was with lots of other coins.
2). They put me in a bag and took me to a bank. I sat in that bag at the bank for a few days.
3). Then a bank clerk gave me to a customer. He needed some coins for his shop.
4). The man had a cake shop. A woman bought some cakes. She gave him 50 yuan and he gave me to her as part of her change.
5). That woman put me in her purse. But later, she dropped her purse on the ground and I fell out. She found her other money, but she did not find me.
6). I stayed on the road for a long time. I got very dirty. Then an old man found me. He was very happy to see me!
7). The old man took me to buy some food and gave me to your m