Unit 4 Then and now

(Period 4)

一、教学内容：Cartoon time、Sound time & Culture time

二、教学目标：

1．阅读并理解Cartoon time的内容，学会表演,明白Cartoon time 的幽默之处。

2．在前两课的基础上会正确并熟练对比以前和过去, 感受个人的成长和社会的进步。

3．了解并体会字母组合er在单词中的发音。

4．让学生了解人类的两项重大发明并延伸中国古代的四大发明及其他的发明。

三、教学重点和难点：

1. 教学重点：

阅读并了解相关的Culture time；

让学生了解人类的重大发明，激发学生的求知欲望和远大理想。

2. 教学难点：

在前两课的基础上会正确并熟练对比以前和过去。

四、教学准备：

PPT  配套软件

五、教学过程：

Step 1 Warming-up

1. Watch the video;

Let’s recall the past.

2. Revision

a. Introduce myself.

b. Introduce themselves.

c. Introduce Clothes 、Food、House and Transportation about the past and the present.

Step 2 Presentation

1. Sound time

1）Talk and lead-in：Bobby and Sam also learn English at school. This is an English lesson.

 Ask: What are they doing now?

2) Try to read the sentences;

3) Explain :er is pronounced as ---

4) Try to say some other words about “er”

5) Read the words together, and then make some new sentences with the words.

2. Cartoon time

Watch the cartoon, then answer: Miss Fox gets angry. Why?

Read together and judge.

Read alone and answer: What do you think of Sam and Bobby?

Listen and repeat.

Think and imagine: If you were Miss Fox, what would you say?

Read in roles and try to act.  

Guess: What are Bobby and Sam talking about?

3.  Culture time

They’re talking about a book called Great inventions.

Ask: What is this? It’s an aeroplane. What about this? It’s a train.

Ask: Who invented the aeroplane and the train? Listen and repeat.

Introduce the first aeroplane and the first train.

Step 3 Extension

1. The Americans and the British invented the first aeroplane and the first train. And Our Chinese people are even great. Then Introduce the Four Great Inventions of ancient China

2. Share some other inventions.

3. Sum up: Listen carefully in class, we will know a lot and be a useful person！

Step 4 Homework

1、基础作业：跟读CT录音，模仿语音语调；完成《课课练》第四课时。
2、拓展作业：自主完成相关阅读理解一篇。