1、The first period Comic strip & Welcome to the unit学习目标1. 能准确运用有关保护环境的表达。2. 能就环保的话题展开讨论。3. 掌握四会内容（要求听得懂、会说、会读、会写）学习重难点：掌握四会内容（要求听得懂、会说、会读、会写）；复习used to的用法。预习要求1. 根据学习目标的要求，借助课本140页的生词表和课本配套磁带预习6-18页的单词。2. 通过看课本或查找互联网，初步了解一些关于北京过去和现在的交通工具的变化。一、 自主先学Task 1.Think about what tools we can use to dig holes
2、?Task 2:Hobo is going to dig holes. Do you know why? Can you find out the answer? Listen to the tape and tell me the answer.Task3. Listen to the tape and answer some more questions.1. Why does Hobo want to plant more trees?2. Does Eddie want to go with Hobo?3. What does Eddie want to plant?4. Do you
3、 know when our Tree-planting Day is in China?二、 小组合作Task 4 .朗读和背诵对话。 Task 5.Our planet is in trouble. We should try our best to protect the environment. What else can we do? Try to write down your advice.1. About computers _.2. About water _.3. About bags _.4. About cards _.5. About goods _.6. About
4、 traffic_.To protect environment ,we should 减少水污染，空气污染，食品污染 ,短时间冲澡，节省能源，及时关灯，出行选择公共交通，骑车或步行，废物再用等等。（请翻译成英语）Task 6. 完成书上练习PartA.Task7.听录音Part B, 跟读并找出对话中谈到的保护环境的常见措施。1.2.3.4. 三、 点拨拓展1. What are you going to do? 你打算做什么？ 句中be going to do sth. 意思是“_”。 e.g. I_ _ _ plant trees this Sunday. 我打算这个星期天去植树。2.
5、Will more trees be planted this year? 句中will be planted 意思是“_”。“will be + 动词的过去分词”是一般将来时的被动语态。 e.g. The panda will be sent to the zoo tomorrow. 这只大熊猫明天将被送到动物园。 及时练 将下列句子改为被动语态。1) His father will mend his bike. _3. We can reduce air pollution by riding bicycle. 句中reduce air pollution 意思是“_”。“by doing
6、 sth.”意思是“_”。 We can protect the environment _ _（recycle） things. 我们可以通过回收利用东西来保护环境。We can save energy_ _ _ the lights. 我们可以通过关灯来节约能源。4. My dad used to drive me to school.句中used to do sth. 意思是“_”。 “drive sb. + 地点副词/to + 地点名词”意为“_”。drive to sp. = go to sp. by car意思是 “_”。My friends often drive to work
7、. 我的朋友们经常开车去上班。= My friends often _ _work_ car.四、课堂检测英汉互译：106107页1. 在花园里挖掘 2. 你是认真的吗？3.种面包果树 4. 世界环境日5.通过骑自行车减少空气污染 6. 通过洗更短时间的淋浴来节约水7. 通过关灯来节约能源 8. 通过回收废物来保护环境9. 过绿色环保的生活 10. 引起严重的空气污染11. 人们选择公共交通工具或骑自行车是很明智的 12. 记得关灯根据汉语提示写单词。1. Is he _ (严肃的)?2. We can _ (减少) air pollution by riding bicycles.3. He is _ (挖洞) in the garden.4. We can _ (回收利用) old things. 5. It is _ (明智的) of you to take a map.6.你的牙没什么问题。7. 我们应该过一个绿色生活。Homework1. 记忆单词，短语和句型。2. 背诵两个对话。3. 完成其他练习并预习Reading。教后反思：通过学习,学生可以运用有保护环境的表达,能就环保的话题展开讨论。通过对话，讨论，培养且提高了学生爱护环境保护环境的意识。