Unit 4 Then and now Part A Let’s learn 教案

六下Unit 4 Then and now
A Let’s learn
教学目标：
1.能够正确听、说、认读单词和词组:grass,gym,ago,dining hall 等。
2.能准确描述过去和现在的变化。There was/were...
3.善于观察，发现生活中的变化
教学重点：能够正确听、说、认读单词和词组:grass,gym,ago,dining hall 等。
教学难点：能准确描述过去和现在的变化。There was/were...
教法：情景教学 学法：合作学习
教学准备：课件
教学过程：
Step 1 Warm up and review
Activity 1. Sing a song——Long ago and now
Activity 2 .Review
将上一节课的作业作为操练活动，复习上一节课的内容。
Activity 3 Compare and say
对比六张图片，学生尝试自己描述。
教师呈现参考答案。
答案如下：
Many years ago, there was no library in the old school. Now, there is a library.
There was only one small building on a hill before. Now, there are many buildings.
There were no computers in my time. Now there are many computers.
Step 2 Presentation and practice
Activity 4 Think and say
将四句话的过去式和一般现在时呈现在PPT表格中。
The simple past一般过去式 The simple present一般现在时
Many years ago, there was no library in the old school. Now, there is a library.
There was only one small building on a hill before. Now, there are many buildings.
There were no computers in my time. Now there are many computer.
学生思考：When do we use the simple past tense 什么时候使用一般过去式？
答案： Try to find the signal words.尝试找到信号词。
圈出信号词many years ago， before， in my time.
再呈现Tip：
Activity 5 Sort and fill
提供更多的Singal words, 让学生进行分类和填写。
再拼读学习35页的四个时间词组，插入音频，跟读模仿。
Activity 6 Compare and say
创设情境，Binbin的爸爸在校园中和Binbin交谈; 呈现两张校园图片，一张是过去的，一张是35页的图片，学生尝试自己对比，说一说不同。（仿造34页，把5 years ago 改成thirty years ago.
学习三个生词dining hall grass gym的发音，插入音频跟读模仿。
再出现两人的对话气泡框，共二个话轮，学生尝试看图片填写。
第一个话轮, ppt聚焦gym：
There was no ________ in my school _________.
Now there’s a new one in our school.
播放课文录音，学生跟读句子。
（5）第二个话轮：ppt聚焦dining hall
There was _________in my school __________.
Now____________________.
最后呈现答案。
Activity 7 Tick and fill
创设情境： Binbin爸爸说： There are many other changes in our school.
(2)呈现两张张完整的校园图，学生看图完成表格。
过去（参考下图简单绘制）和现在（如下图）：
学生观察两张校园完整的图片，讨论校园过去和现在有哪些设施。
提供语言支架：There was no ____________________ in the school thirty years ago.
Now there’s_______________.
(4) 学生勾选完校园设施之后，谈一谈设施给我们带来的便利。
练习句型We couldn’t...和We could...
Step 3 Consolidation and extension
Activity 8 Brainstorm
Our school changed a lot. Our country changed a lot, too.
把中国过去和现在的图片放在时间轴上。
播放一段中国Then and now的视频。
Let’s talk about the changes in our city.激活学生的背景知识。
学生从Buildings Trasportation交通 Technology科技 Others其他等方面谈论中国的变化。
Activity 9 Think and say
What was China like 1405 years ago
出现上一个时间轴100 years ago，动画效果：时间轴出现1405years ago.
对应的1405出现Tang dynasty.加一张图片辅助学生理解。
学生想象一下唐朝的样子，提供语言支架：
In the Tang dynasty, there was/were...
Activity 10 Find the mistakes
分步骤完成课本35页的第二题练习。
第一步：圈出与时代不符的建筑或者交通工具。
There is something that does not belong in the Tang dynasty. Please circle the images that does not belong，then write them down.
左边是唐朝图片，右边是序号加横线。
Gym
Post office
Cafe
Public telephone
Satellite dish
Motel
Computer
Cinema
Taxi
Telephone
Bike
Bus
Traffic lights.
...
Activity 11 Look and say
看图说话，将Sarah说的三句话，按照下图方式，在图片对应位置标记出来。
挖空句子内容，让学生填写。
出现Sarah说的气泡框，然后在图片其他位置放入几条空白横线，让学生尝试描述图片内容。提供语言支架。There was no...People didn’t ... People couldn’t...
Homework
Need to do
Look and write.
提供图片，学生看图片和句子，填写单词。
Compare and write.
Choose to do
Imagine, draw and write.请想象一下未来的学校会是什么样的。画一画，并介绍你学校从过去到现在的变化，畅想未来的变化。
What will our school be like in the futre
然后提供语篇支架，学生写一篇短文。
Hello. My name is _______. My school changed a lot. ________years ago, it was_______.There was/were_____________________________________________
Now, my school is _______________.There is/are________________________
_____________________________________________________________________
In the future, I think my school will be _______________. There will be_______ _____________________________________________________________________
板书：Unit 4 Then and now
A Let’s learn