资源简介

(共18张PPT)
新人教七年级下册
A Day o
Remember
Section A
2a-2e
Unit 7
what was your special day like
t
情景导入
Do you remember your last school trip Where did you go What did you do there
How was it
Free Talk
情景导入
Let’s review!
visited a museum
talked to robots
learnt how astronauts live and work
学习理解
Fu Xing went there for a school trip. Can you guesss where the place is for
the wastewater plant
污水处理厂
dirty water
large machines
学习理解
Do you know how the wastewater plant works
学习理解
What words may be put in the blanks
2a
Fu Xing: We saw the plant make dirty water _______ again.
Helen: Really How
Fu Xing: Well, first, _______ water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water.
Helen: What happens next
Fu Xing: Well, _______ machines remove germs and other things from the water. These things are usually too _______ to see. It takes a few more steps after that before the water becomes clean again.
Helen: Wow! I used to think it was _______ to get clean water.
Fu Xing: Me too! I didn’t realize it was so _______.
Adjectives！
学习理解
Listen to the conversation and fill in the blanks with correct adjectives.
2a
Fu Xing: We saw the plant make dirty water _______ again.
Helen: Really How
Fu Xing: Well, first, _______ water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water.
Helen: What happens next
Fu Xing: Well, _______ machines remove germs and other things from the water. These things are usually too _______ to see. It takes a few more steps after that before the water becomes clean again.
Helen: Wow! I used to think it was _______ to get clean water.
Fu Xing: Me too! I didn’t realize it was so _______.
Adjectives！
clean
dirty
large
small
easy
hard
迁移创新
2a
Fu Xing: We saw the plant make dirty water _______ again.
Helen: Really How
Fu Xing: Well, first, _______ water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water.
Helen: What happens next
Fu Xing: Well, _______ machines remove germs and other things from the water. These things are usually too _______ to see. It takes a few more steps after that before the water becomes clean again.
Helen: Wow! I used to think it was _______ to get clean water.
Fu Xing: Me too! I didn’t realize it was so _______.
clean
dirty
large
small
easy
hard
反义词对比体现污水处理机器的强大，处理污水的步骤繁多，干净的水来之不易。
Read adjectives and think the usage of them.
迁移创新
Read and think
2a
Helen: Wow! I used to think it was easy to get clean water.
Fu Xing: Me too! I didn’t realize it was so hard.
What do you think What should they say then
迁移创新
Read and think
2a
We should...
Every drop counts!
应用实践
Listen to the conversation again and pay attention
to the pronunciation of was, wasn't, did, and didn't.
2d
Helen: Hi, Fu Xing. How was your school trip to the wastewater plant Was it boring
Fu Xing: No, it wasn't at all. It was really interesting!
Helen: Wow! What did you see
Fu Xing: We saw the plant make dirty water clean again.
Helen: Really How
Fu Xing: Well, first, dirty water from our homes goes into the plant. Then, special screens
remove large pieces of waste from the water.
Helen: What happens next
Fu Xing: Well, large machines remove germs and other things from the water. These things
are usually too small to see. It takes a few more steps after that before the water
becomes clean again.
Helen: Wow! I used to think it was easy to get clean water.
Fu Xing: Me too! I didn't realize it was so hard.
Role-play it!
应用实践
Read the conversation and match the sentence parts.
2b
1.The plant makes
2.Dirty water goes
3.Machines inside the plant
4.Screens inside the plant
5.Helen used to think
A.remove small things from the water.
B.it was easy to get clean water.
C.dirty water clean again.
D.remove large pieces of waste from the water.
E.into the plant.
应用实践
Example
Dirty water from our homes goes into the plant.
Screens inside the plant remove large pieces of waste from the water.
Machines inside the plant remove small things from the water.
The plant makes dirty water clean again.
应用实践
Complete the summary of the conversation in 2a.
2c
Last week, Fu Xing’s class went on a school trip to a __________ plant. The plant turned dirty water into clean water. Fu Xing learnt about the cleaning process: First, dirty water goes from people’s _______ to the plant. Then the plant uses screens to remove large pieces of ______ from the dirty water. Next, large ________ clean the water. They remove _______ and other small things. It takes a few more _______ before the water becomes clean again.
wastewater
homes
waste
machines
germs
steps
把......变成......
迁移创新
How was your school trip
Talk about a school trip you took to a special place.
2e
It was great.
Where did you go
We went to the theatre to watch a show.
theatre
farm
factory
forest
zoo
market
museum
park
迁移创新
2e
Self-evaluation 自评 Peer-evaluation 同评 Teacher-evaluation
师评
Language
Pronunciation
Performance
Excellent Great Good 回顾总结
trip, wastewater, plant, into, remove, piece, waste, machine, germ, step, realize (= realise) , inside, process, theatre, factory, used to, go on a trip
Expressions
How was your school trip
It was...
I used to think it was easy to get clean water.
Sen ences
t
家庭作业
常规作业
1. 听读2a对话，并录制音频
2. 根据所制污水处理流程图进行复述。
进阶作业
叙述一次印象深刻的旅行经历。
拓展作业
绘制一张节约用水的海报。海报内容包括污水处理流程，醒目标识等。

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