Unit 11 Water 教案（3个课时）

Unit 11 Water
教案 课时1
1教学目标
1、本单元的主题是“水”,教学中要充分利用“水”这一话题,开展讨论,使学生了解水的重要性,提高学生节约用水的环保意识。
2、学生能够简单描述水的来源,水在生活中的用途,并了解水循环的过程、简单写一写。
3、学会短语use…to…在句子当中的使用方法。
4、能认读字母组合th,掌握这两个字母在单词中的基本发音。
5、帮助学生了解傣族的传统节日——泼水节。
2学情分析
孩子大多数接触英语的机会较少,但从平时的上课中,他们总会用一双双求知的眼睛看着你,可见他们对英语充满了渴望与好奇。但是,当学习的单词和句子越来越多时,有很多孩子因为不会认读单词、记不住单词而苦恼。但英语靠的是日积月累的坚持学下去,所以到目前为止,绝大多数同学都能脚踏实地的学下去。21·世纪*教育网
3重点难点
词汇:use, clothes, farmer, useful, grow crops, put out fires, up, shine, over, tree, ground2-1-c-n-j-y
句型:We use water to wash our hands.
语音:th (this, that)
教学中要充分利用“水”这一话题,开展讨论,使学生了解水的重要性,提高学生节约用水的环保意识。
4教学过程
4.1 第一学时
4.1.1教学目标
1.帮助学生学习Look and learn中的词组。
2.通过Listen and say的情景对话,让学生开展听录音朗读、问答等活动,帮助学生掌握核心句型。21cnjy.com
3.通过Culture corner栏目,帮助学生了解傣族的传统节日泼水节。
4.1.2学时重、难点
词汇:use, clothes, farmer, useful, grow crops, put out fires
句型:We use water to wash our hands.
4.1.3教学活动
活动1【导入】Water
利用谜语引出主题water。教师说谜语,让学生猜教师描述的是什么。
It has no taste. It has no smell. It has no colour. It is everywhere around us. It is in the river. It is in the rain. It is in the waterfall .What is it?
活动2【讲授】提问学生水的用途
1.与学生讨论水的用途,导入核心句型及单词use和useful。
T: Water is everywhere around us. Water is very important. It is very useful. (Write “useful water” on the blackboard)We use water to do a lot of things. We use water to wash our hands. (Write “use” under “useful”) U-S-E, use. We use water to wash our hands.21·cn·jy·com
S: U-S-E, use. We use water to wash our hands
T: Water is very useful. U-S-E-F-U-L, useful.
S: Water is very useful. U-S-E-F-U-L, useful.
2.出示Look and learn的图片,并提问学生水的用途。
T: (show the picture for put out fires) Look at this picture. The fireman is using water to put out fires. Put out fires.www-2-1-cnjy-com
S: Put out fires.
T: (show the picture for grow crops) What do farmers use water do?
S: They use water to grow crops.
活动3【活动】How do we use water　　　
学生结对讨论How do we use water?将学生讨论的答案以思维导图的形式出示在黑板上。
Make drinks Wash clothes
Cook food Wash dishes
Wash vegetables Clean our teeth
活动4【练习】完成后续练习
播放课文Listen and say录音,学生先跟读,然后分角色朗读课文,并完成课本第75页Listen and say的后续练习。21教育网
活动5【作业】Homework
仿照Listen and say的后续练习,让学生分组整理出一份关于水的报告。收集一些关于水的图片,包括水的来源、用途并说一说。
4.2 第二学时
4.2.1教学目标
1.通过Ask and answer的语言输出活动,帮助学生巩固本单元的生词及句型。
2.通过语音部分的儿歌,帮助学生了解字母组合th在单词中的发音。
4.2.2学时重、难点
语音:th(this,that)
4.2.3教学活动
活动1【导入】珍惜用水
l.复习核心句型,让学生说说自己每天都用水做些什么。
T: How do you use water every day?
S: I use water to clean my teeth, and wash my face.www.21-cn-jy.com
2.展示一些有关节约用水的图片、海报,导入主题并与学生展开有关珍惜用水的讨论。
T: Water is very useful. It is very important. But water resources are limited. We should save water. How can we save water?
S1: We can turn off the taps.
S2: We can keep rivers clean.
活动2【讲授】Ask and answer
1.提问并板书句型:How do people use water? 学生结对子讨论。
T: We use water to clean things at home. What else can we use water to do?2·1·c·n·j·y
S1: Farmers use water to grow crops. Firemen use water to put out fires.
…
出示课本Ask and answer的图片和词组,让学生根据图片提示,结对子互相问答。
2.鼓励学生围绕How do we use water?以思维导图的方式整理报告。根据人物工作的不同,整理出水的不同用途。【来源：21·世纪·教育·网】
T: How do cooks use water?
S1: They use water to cook food and make drinks.
T: (write cook, cook food and make drinks on the blackboard)
最后,在黑板上整理出一张思维导图。根据学生情况可拓展出其他用途,如take a shower、water the plants等。21*cnjy*com
活动3【活动】丰富想象力
展示一些水的其他用途的视频、照片等,丰富学生的想象力。如水滴画、用水作乐器演奏、泼水节、打水枪、游泳、水床等等。
S1: We can use water to paint.
S2: We can use water to play music and play games.【来源：21cnj*y.co*m】
活动4【练习】Learn　the　sounds
出示Learn the sounds的语音单词卡片th(this,that),请学生跟读并感知th在单词中的发音。【版权所有：21教育】
T: th,[e], this, this
Ss: th, [e], this, this
T: th,[e], that, that
Ss: th, [e], that, that
然后,教师播放Learn the sounds的儿歌录音,请学生跟录音模仿朗读儿歌。鼓励学生模仿录音中的语音语调。21教育名师原创作品
活动5【作业】Homework
出示主题Water is useful,让学生根据主题,试着介绍水的用途。然后让学生围绕主题Water is useful和所学的句型We use water to…写一段短文。21*cnjy*com
4.3 第三学时
4.3.1教学目标
1.通过阅读故事《小水滴的旅行》,帮助学生认识水循环的过程。
2.通过学习任务(Task),帮助学生巩固和综合运用本单元所学的知识和技能。
4.3.2学时重、难点
词汇:up, shine, over, tree, ground
4.3.3教学活动
活动1【导入】让学生说说哪些地方可以找到水
出示与故事有关的大自然景物的截图,如the sun、clouds、rivers、mountains、trees、ice、snow、rain、water drop。让学生说说哪些地方可以找到水。然后引入课文主题。
T: (show a picture of a tap) What’s this?
S1: It’s a tap.
T: What’s coming out of the tap?
S2: Water.
T: Yes. It’s a drop of water. This is Little Water Drop. It travels a lot. Let’s see where it goes.
活动2【讲授】通过问答和听录音，初步感知故事大意。
l.学生独立阅读课文后回答问题。
Picture l
Where is Little Water Drop? (It is in the sea.)
Picture 2
Where is Little Water Drop now? How does it get there?(It is in the sky. It gets hot and goes up.)
Picture 3
Where is Little Water Drop sitting? (It is sitting on a cloud.)
Picture 4
Little Water Drop comes down. How does it come down? Where does it go now?(It comes down as rain water. It goes inside a tree)
2.播放Read a story的录音,学生跟读课文。
活动3【活动】以第一人称说出小水滴的经历
根据故事,在黑板上画出海、山、太阳、云、大树等,构成一幅水循环图。让学生根据课文内容在图中加入箭头,并以第一人称说出小水滴的经历。21世纪教育网版权所有
S: Hi. I'm Little Water Drop. I live in the sea .I want to go up to the sky. The sun shines. I get hot and go up and up. I'm in a cloud now. The wind comes. I fly over rivers and mountains. I see some trees. They’re thirsty. I come down to the ground. I’m rain water now. A tree drinks me. I’m in a tree now.
活动4【练习】画出水的循环
鼓励学生根据故事,画出水的循环(The water cycle),可做成海报或多媒体。让学生分组展示出来。可使用下面一些句子。【出处：21教育名师】
The water rises to the sky.
The water becomes clouds.
It rains.
The water comes down as rain water.
It is very cold.
The water comes down as snow.
活动5【作业】Homework
安排学生分组演出课本剧。