(共28张PPT)
2022年春人教版英语
六年级下册英语精品课件
PEP版英语六年级（下）
Part C
Story time
Unit 4 Then and now
初步了解并体会人类社会的发展，树立保护环境、保护动物、保护地球的意识。
Learning goals
能够理解story time的故事内容，能够朗读课文并尝试表演故事。
Story time
Zip and Zoom visited a museum yesterday.
What did they see
Watch and tick
What did this story talk about
The cavemen.
Cooking, the earth and whales.
Changes in cooking , the earth and and whales.
√
Cavemen① often ate raw meat②. They didn’t cook their food.
① cavemen （数千年前的）
穴居人
② raw meat 生肉
eat—ate
此段为一般过去时
Now there are many things to help you cook.
There be结构的一般现在时
help sb. do sth.
帮助某人做某事
In 2050, there will be house robots. They will cook, clean and wash the dishes.
家庭机器人
There be结构的一般将来时
一般将来时
Oh, cavemen didn’t cook their meat
It’s OK. They didn’t do the dishes either③!
③ either 也
（用于否定词组后）
洗餐具
Listen and answer
No, they couldn’t.
Yes, there are.
The house robots.
Q1: Could cavemen cook the meat before
Q2: Are there anything to help people cook now
Q3: Who will cook in the future
There were many trees, and there were many clean rivers.
Now, there are more and more buildings.
There be结构的一般过去时
越来越多
We should help the earth④ now, so birds will have homes and the forests will be healthy and green again.
④ earth 地球
注意earth前的冠词是the。
一般将来时
情态动词，“应该”
Look! How beautiful the world was! Oh! What will the birds do
Don’t worry. People will help them.
How引导的感叹句
一般将来时
( )1. There were many trees and clean
rivers on the earth.
( )2. There are more and more trees
on the earth.
( )3. We should do something to help
the earth now .
F
T
T
Listen and judge
Before humans⑤ lived on the earth, whales⑥ already⑦ lived in the sea.
Now, there are not many whales.
⑤ human 人
⑥ whales 鲸
⑦ already 早已，已经
live-lived
此处before连接一个从句
If we change now, whales and humans will have a bright⑧ future.
⑧ bright 有希望的
含有if条件句的主从复合句
Heal⑨ the world!
Make it a better place!
⑨ heal 治愈；痊愈
Listen and choose
( )1. Who lived on the earth earlier
A. Humans. B. Whales.
( )2. Are there many whales on the earth
A. No, there aren’t. B. Yes, there are.
( )3. What will happen if we change
A. Humans and whales will have a bad future.
B. Humans and whales will have a bright future.
B
A
B
Summary
Before Now In the future
cooking
the earth
whales
Look at the table, and retell the story.
didn’t cook
many things to help
house robots
trees;
clean rivers
more and more buildings
help the earth
already lived
in the sea
not many
change;
a bright future
Watch and act
There will be + 主语 (+其他).
Language points
1.There be结构的一般将来时
In 2050, there will be house robots.
表示未来的时间
will后的动词要用原形，因此be动词不随主语的变化而变化。
例 句
There were some rubbish in the river.
In the future, the river will be clear. And there will be some fish.
2.浅谈if条件句
含有if条件句的主从复合句，if引导从句，意为“如果……”“要是”。主句用一般将来时，从句用一般现在时。
If we change now, whales and humans will have a bright future.
if引导的条件状语从句，一般现在时。
此句为主句，一般将来时。
例 句
If we change now,
the world will be a better place!
Group work
Discuss and talk about the changes in your life/ home/city.
My ______ changed a lot.
Before, It was____________________
Now, ___________________________
Oh, how different the _______ is!
My ______ will be _____ in the future!
Summary
language point
1.There be结构的一般将来时：
There will be + 主语 (+其他).
2. 浅谈if条件句
Homework
01
听录音，朗读并复述story time；
创编对话，与同伴交流生活和环境等的今昔变化；
02
完成作业课件中的相关练习。
03
https://www.21cnjy.com/help/help_extract.php
