1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
(4) Culture awareness: 通过课文的学习，让学生了解环境的变化，关注全球的环境问题。
III. The key points and difficult points
(1). Key points:
Words and phrases: bee, butterfly, mess, shame, several, pollute, waste, villager, destroy, cut down, goodness, pour,
see sb./sth. do sth., see sb./sth. doing sth., cut down, my goodness
Sentences :What a shame/What a mess.
The flowers and grass have gone.
What has happened here.
There be sth./sb. doing sth.
There are several factories pouring waste water into the stream.
Everything has changed.
Grammar:differences: betweenSimplePastandPresent Perfect tense.
教学难点 :正确使用there be sth./sb. doing sth.来表达“有某人/物正在做某事”.
区别使用短语see sb./sth.和see sb./sth.doing sth.
能正确地以口头和书面形式区别使用一般过去时和现在完成时。
IV.学习策略:
1.通过引导学生在听前阅读1b和3，培养学生形成听前熟悉、预测听力材料的习惯，做到有目的地听。抓住要点和关键词。
2.模仿已有对话，编写新的对话。
3.通过复试对话的活动培养学生将对话转换为语篇的能力。
V.Teaching procedures
一、 Greeting.
Greet and talk about the weather. Lead the Ss to discuss the right place for a picnic.
二、New lesson:（新课）
Step 1: Lead-in （导入）
Let the Ss discuss where to have a picnic. Encourage them to state the reasons.
Step 2: Present two pictures of the West Hill and describe the changes. Teach the new words and some difficult sentences.
Step 3:Listening:
1: Let the Ss listen to 1a twice and do 1b alone.
2: Let the Ss listen to 1a again and pay attention to the pronunciation and the intonation. Then practice 1a in groups and role play it.
3.Key points: there be sth./sb. doing sth. see sb./sth. do sth., see sb./sth. doing sth.