人教版九年级全册Unit13 We're trying to save the earth! SectionA 1a-1c 教案

Unit 13 We’re trying to save the earth!
Section A 1a-1c
一、教学目标
1. 语言知识目标
基本词汇：litter, bottom, fisherman
基本词组：be full of throw into close down clean up play a part in used to do
基本句型：We’re trying to save the earth!
The river used to be so clean.
The air is badly polluted.
2. 技能目标
能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。
3. 情感目标
有环境危机意识，学会关注环境保护环境。
二、教学重难点
1. 教学重点
（1）能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。
（2）保护环境的措施方法。
2. 教学难点
能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。
三、教学步骤
Step 1 Warming up
T: When is Earth Day
S: April 22.
T: Why do we celebrate Earth Day
S: To ask people to protect the environment.
Step 2 Pre-task
Watch a video The Earth Song and answer the questions.
(1) What does the video mainly talk about
(2) How do you feel after watching it
Step 3 While-task
Task 1 Learn something about the kinds of pollution.
Learn some new words.
Task 2 Work on 1a
Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
Task 3 Listen to 1b
(1) Work on 1b. Listen and complete the sentences.
(2) Listen again and answer the following questions.
1) What does Tony want to do later this afternoon
2) Why doesn’t Mark want to go with Tony
3) How was the river in the past
Task 4 Practice (Work on 1c)
Use the information in 1a and 1b to role-play conversations.
Jason: The air has become …
Susan: Yes, I used to …
Jason: The problem is that…
Susan: We should…
Step 4 Post- task
Watch a video about Caitang, fill in the form, then have a discussion, write an article.
The problems
The reason
Your advice
Caitang has many problems in the environment. The problem is… The reason is… We should… To protect the environment, ×××will… in the future. ×××will…
Step 5 Summary