内容正文:
台儿庄古城学校九Unit13第3课时学历案
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课题
Unit13 We’re trying to save the earth! Section A (Grammar-4c)
课型
语法
课时
3
课 标
要 求
1. 根据需要进行预习;
2. 在具体语境中理解语法项目的意义和用法;
3. 在实际运用中体会和领悟语言形式的表意功能;
4. 在小组活动中能与其他同学积极配合和合作;
5. 在学习中积极思考,主动探究,善于发现语言的规律并能举一反三。
学 习
目 标
1.通过预习检测能在语境中理解、识记并运用本课时词汇:take part in,afford,turn off,reusable,pay for,take action,transportation 等。
2.能正确区分和使用以下语法结构:现在进行时、used to、被动语态、现在完成时、情态动词。
3.通过完成4a(补全对话)、4b(情态动词填空)、4c引导学生逐步掌握语法内容,学以致用,能运用目标语言谈论污染问题,能在实际情景对话中认识解决空气污染和垃圾污染的方法。
4.通过语法的学习,能够用与污染相关的词汇,对环境污染和环境保护进行简单描述,培养环保意识。
评 价
任 务
1. 完成预习检测活动;(指向目标一)
2. 通过询问和小组合作,完成语法知识总结和归纳;(指向目标二)
3. 完成4a(补全对话)、4b(情态动词填空)、4c,test in class逐步掌握语法内容。(指向目标三)
学 习 过 程
环节
学习流程及内容
二次备课
Step 1
Step2
Step3
Step 4
Step 5
Task 1:Preview: Translate these phrases into English. (指向目标一)
1.尽力做某事____________2.过去常常做某事________________
3.被污染__________ 4.对......有好处__________________
5.参加___________6.不得不____________
评价标准:能准确翻译一个短语,得1分,共6分。
Lead in: Look at the pictures, and then talk about them with your partner like this:(活动二,检测目标一)
A: What’s happening to the earth ?
B: It is suffering from pollution.
A: The river used to be clean. However, it is badly polluted.
B: Yes. Even the bottom of the river was full of rubbish.
A: What should we do to save the earth ?
B:I think we should...
评价标准:能熟练运用口语进行对话,共4分。
Task 2:1.探究:Read through the sentences that present on the PPT. Then have a discussion in groups and finish the exercises. (指向目标二)
Group 1
The river used to be clean.
The river didn’t use to be clean.
Did the river use to be clean ?
Yes,it did./ No, it didn’t.
1.used to结构
used to do sth
didn’t use to do sth
Did ...use to do sth ?
Yes,...did./No,...didn’t.
Group 2
Some laws are developed to stop the pollution.
These trees were cut down by the workers last night.
In the future , more and more work will be done by the robots.
I think teenagers should be allowed to choose their own clothes.
被动语态
被动语态构成