1、Unit 9 Sea water and rain water一、 单元教学内容与目标1. 语言知识Unit 9 核心词汇: starfish sea horse, competition stream intelligent fisherman important cover Internet shower farmer crop tap running waste fix 词组：1. sea water and rain water海水与雨水2. a sea horse 海马3. prepare refor (prepare a quiz for a class competition)
2、为 作准备4. live in the streams 住在小溪里5. on the Earth 在地球上6. in the world 在世界上7. one of the most intelligent animals最有智慧的动物之一 8. get food from the oceans 从海洋中得到食物9. use something to do something 用做10. in the deep sea 在深海里11. be important to somebody 对来说是很重要的12. keep something +adj. 保持某事13. stop doing som
3、ething 停止做14. the answer to the question 问题的答案15. name two beautiful things in the oceans 说出两样海里漂亮的东西16. on the Internet 在英特网上17. on the farm 在农场里18. take a shower 洗淋浴19. turn on/off the dripping tap 开/关滴水的龙头20. under a running tap 在流水的龙头下21. instead of 而不是，代替22. different ways of saving water 不同的节水
4、方法23. use different ways to save water 用不同的方法去节水24. read a book 看一本书25. a class competition about the oceans 一场关于海洋的班级竞赛 知识点：by (not) doing 介词短语表示方式动词不定式useto doone of the most dangerous/intelligent animals， one of 后面跟可数名词的复数 语法：用一般现在时描述常态事If引导的条件状语从句，注意时态的正确运用。2. 语言技能1） 能运用一般现在时对常态事进行描述。2） 能运用by do
5、ing的介词短语来表示方式状语，并学会用why 提问3） 能运用动词不定式 use to do来正确表达目的。4) 能通过if条件状语从句的学习，领悟未知事件的发生，并正确运用一帮现在时和一般将来时。3. 学习策略1）通过关于海洋短片观看，了解海洋知识。2）通过小组阅读文本，学会合作学习并掌握一般现在时的用法。3）通过问题假设，学会状语从句的运用。4. 情感与品德1）通过短片观看，了解大自然的美妙、海洋的漂亮。2）通过海洋生物的了解，养成保护海洋的意识。3) 通过课文学习，从小养成保护环境、节约用水的好习惯。二、 单元教学建议本单元主要讲水资源，涉及的语法主要是一般现在时叙事及初步学会if引导
6、的条件状语从句的运用。文本内容以学生比较感兴趣的海洋世界为载体，通过阅读能让学生在文本中感悟相关语法知识，并学会运用。If条件从句的学习，主要从学生的身边事出发，能让学生真切地感受到如果没有水会引起怎样的后果。条件状语从句是初中的语法重点，在教学中可以让学生不断操练，达到掌握运用的效果。三、 教学设计(案例一)Reading What will happen if there is no rain1. 教材分析本课主要从学生的身边出发，结合生活，要求学生学会if的条件状语从句，在学会及运用从句的同时，理解水资源对我们来说有多重要，从而让学生领悟保护环境、节约用水有多重要。2. 教学目标：By
7、the end of this lesson the students will be able to 1. identify the meanings of some new words and phrases with the help of the pictures. 2. learn the structure of “useto do”and if adverbial clause of condition by communicating 3. understand the importance of water. Teaching procedureStageTeaching A
8、ctivityLearning ActivityPurposePre-taskPreparation:1.Enjoy the pictures with music.2.Ask the students their opinion about water. Free talk“Where is water? What do you think of water?To engage the students in the topic and arouse their interest. While-taskprocedure1.Show some pictures of the usage of
9、 water then teach the structure use to do sth. by asking What do we use water to do in our life?2. Ask the students to make a short dialogue with their partner about the usage of water, practicing the structure use to do sth.3.Teach Students to use if adverbial clause of condition by talking about w
10、hat will happen at home if there is no water.4. Ask the students to make a short dialogue with their partners about what will happen at home if there is no water, practising the if adverbial clause of condition5. Ask the students to read the first paragraph in the text on the slide after the recordi
11、ng.6. Ask students to complete the sentences with “if”, and then say “what will happen at work if there is no rain?”7.Ask the students to read the second paragraph after the tape8. Ask the students to retell what will happen at work if there is no rainAnswer the question “what do we use water to do?
12、” and “what do.use water to do?Pair workMake a short dialogue with their partner about the usage of water:A; What do we use water to do?B: We use water to What do.use water to do?A: They use water to Free talkMake a short dialogue with their deskmates about what will happen at home if there is no ra
13、in:A: What will happen at home if there is no rain?B: If there is no rain, we will have no water toRead the first paragraph after the slide.Complete the sentences. Read the second paragraph after the tape .Free talkTo help students learn and practice using the new structures and realize the importan
14、ce of water step by stepPost-taskActivityAsk the students to talk about their opinions about water in groups of four with some hints on the screen.Group work Say something about water.To help the students deepen their understanding 作业设计：1. read the text on page 64 after the tape and try to recite it.2. finish Kitty and Alices report on P653. write a short passage about the topic: What will happen if there is no water/electricity?
