内容正文:
Unit 2 Topic 2 Section D
【学习目标】
1.复习本话题所学词汇、句型和语法。
2.通过wh-questions(如:what, why等),理解短文意思,读懂有关自然资源的文章。
3.通过对水资源现状的了解,认识到自然资源对人类的重要性,加入保护环境、珍惜资源的队伍中。
【预习导学】
一、生词速查
1. v.防止,避免
2. n.发现,找到→ n.发现→
v.覆盖
3. adj.缺水的;(口)渴的
4. adv.几乎,将近
5. n.法律,法令;定律
二、短语速记
1.大量
2.解决问题
3.一天天地
4.被……覆盖
5.短缺;缺少
6.饮用水
7.淡水
三、句子速译
1.How can we avoid a serious water shortage?
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2.But people's need for water is increasing day by day.
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3.While nearly 3/4 of the earth is covered with water, we are still short of drinking water.
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4.The sea seems to have the best answer.
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5.Let's try our best to save water and our planet.
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四、想一想
预习课本1a,展示几幅贫困地区人们缺乏生活用水的图片,让学生讨论下列问题。
1.Why are the people there short of water?
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2.How can we avoid a serious water shortage?
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【答案】
一、
1.avoid
2.discover discovery cover
3.thirsty
4.nearly
5.law
二、
1.plenty of
2.solve the problem
3.day by day
4.be covered with
5.be short of
6.drinking water
7.fresh water
三、
1.我们怎么才能避免水资源严重短缺?
2.但人们对水的需求正与日俱增。
3.虽然地球表面近四分之三被水覆盖,但我们仍旧缺乏饮用水。
4.大海似乎有最好的答案。
5.让我们尽力节约水,挽救地球吧。
四、
1.Because the water there is seriously polluted.
2.We should save water and not waste it.We should also stop people polluting water.
【合作探究】
任务驱动一 重点归纳
独自完成课本Grammar部分的填空。
of us likes pollution.
Don't spit in public.
should care for wild animals and plant more trees.
We should do we can to protect the environment.
任务驱动二 阅读训练
1.读课文第一遍,用正确的顺序排列段落。(Key: )
2.读课文第二遍,找出每一段的中心句。
第一段中心句:
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第二段中心句:
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