初中英语人教新目标 (Go for it) 版九年级全册Section A获奖ppt课件
展开Section A 第2课时(3a~4c)
类别 | 学习重点 |
重点单词 | cruel, harmful, industry, law, scientific, afford |
重点短语 | hear of, cut down, be harmful to, the food chain, at the top of, take part in, turn off, pay for, take action |
重点句式 | 1. But in fact, around 70 million sharks are caught and traded in this industry every year. 2. The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years. 3. So far, no scientific studies have shown that shark fins are good for health, so why eat them? |
课前预习 | 写一写 | 1.残酷的cruel 2.有害的harmful 3.工业industry 4.法律law 5.科学的scientific 6.买得起afford |
译一译 | 1.听说hear of 2.切掉cut off 3.食物链the food chain 4.对……有害be harmful to 5.在……顶部at the top of | |
背一背 | 1.有些种类的鲨鱼的数量在最近二三十年中下降了百分之九十以上。 The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years. 2.到目前为止,没有科学研究表明鲨鱼的鱼鳍对健康有益,所以为什么吃它们呢? So far,no scientific studies have shown that shark fins are good for health, so why eat them? |
新课导入 | Teacher: Have you heard of the shark fin soup? It comes from sharks. People catch the sharks, cut off the fins and throw the sharks back into the ocean. They are cruel and destroying the environment. If you want to learn more about it, let's learn the passage on P99. | |||||||||
新课展示 | 【完成教材3a~3b的教学任务】 1.要求学生快速默读短文,熟知大意,并完成课本3a的任务,然后邀请几位同学给出自己的答案,全班一起检查讨论。 2.先邀请几位同学朗读短文,教师要注意语音,及时纠正错误,然后播放录音,全班同学一起跟读。 3.再读短文,完成3b的任务,教师引导复习so, although, if, but, when等连词的用法。 4.短文内容巩固练习,教师将短文中重点短语及词汇空出,让学生不看书补充完成。 【完成教材Grammar Focus~4c的教学任务】 1.学生朗读语法句子,教师引导学生归纳语法知识,并完成相对应的练习。 2.学生独立完成4a~4c的任务,并列出清单。 【语法提要】 1.save save作动词,意为“救;拯救”,后常跟介词from。 例句:He saved the boy from the big fire.他从大火中救出了那个男孩。 2.cut off (1)切断(水、电);中断;关掉。 例句:Their water supply was cut off.他们的水源被切断了。 All communications are cut off.一切通讯都被切断了。 (2)切下来;剪下来。 例句:The rope is two feet longer than we needed,so we cut off the extra length. 绳子比我们需要的长两英尺,因此我们把多余的给剪下来了。 | |||||||||
新课展示 | 3.take part in take part in意为“参加”,其后接名词或动名词。 例句:Did you take part in any activity? 你参加过任何活动吗? 辨析:join, join in 与take part in
【问题探究】 (C)1.(福建泉州中考)—If we take a shower instead of bath, more water______. —I agree with you. A. has saved B. can save C. can be saved (A)2.I was______in the middle of the telephone call. A. cut off B. cut down C. cut in (C)3.People who______the sports meeting must be in good condition. A. join B. join in C. take part in
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活学活练 |
Kate cut off some flowers from the bush. 2. The old lady donated all the money she B to the sick boy. A. has save; saving B. has saved; save C .have save; saving D. have saved; save 3.(甘肃白银中考)Many young people took part in A trees on Tree-Planting Day. A. planting B. plants C.to plant D. plant |
布置作业:教师引导学生课后完成本课时对应练习,并预习下一课时内容。
教学反思 | 本课时主要是了解鲨鱼所处的生活环境及所面临的问题。通过多媒体展示及教师课堂设计,让学生在愉悦的环境下轻松地掌握了本课时重要语法点及语言知识点。 |
教学过程中老师的疑问: | |
教师点评和总结: |
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