课后活动
1.复习课后链接完成纸质活动。拍照。录制打卡视频。
2.阅读纸质活动observation 部分关键句。录制打卡视频。
An ocean has water.
A rainforest has rain.
The plains has grass.
A desert is hot.
A tundra is cold.
A rattlesnake lives in the desert.
A dolphin lives in the ocean.
An antelope lives in the plains.
An arctic fox lives in the tundra.
A spider monkey lives in the rainforest
How have some animals changed to survive in different ecosystems?
Chameleons change its color to hide.
Camel's foot has changed over many years that can walk easily in sand.
今日学习资源分享
语言知识目标：
1.学生能通过学习本课了解地球上的主要的生态系统（forest desert rainforest ocean tundra）
2.学生能通过观看视频，老师引导总结动物如何在不同的生态环境中存活。
3.学生能通过学习本课了解动物如何为了适应生存环境而作出的变化，如变色龙为了生存会变换自己的颜色；骆驼为了在沙漠行走，脚掌会变得更为宽厚。
关键词：
Survive, forest, desert, rainforest, ocean, tundra, ecosystem, hard bodies, soft bodies
关键句：
This is a... It has...
A /an ...lives in the ...
思维目标：
本节课主要培养了学生的分类思（Classify&Categorize）学生在课堂活动中能将不同的动物分到相应的生态系统，如：“A rattlesnakes lives in the desert."
项目管理能力：
学生在活动环节能明确项目活动资源，结合已有资源完成任务。学生能够在老师的引导下对已经给出的资源进行选择。如需要的人员角色分工、材料物品及完成活动的时间，从而培养项目管理中明确项目活动资源的能力。
Big Question
observation
通过看视频帮助孩子们理解Ecosystem的含义
通过图片配对回收学生对不同的ecosystem的理解，尝试用关键句描述different ecosystem,如：An ocean has water./ A rainforest has rain./The plain has grass./A desert is hot...
学生可以尝试将动物和ecosystem进行配对，尝试输出句子如：A rattlesnake lives in the desert./ A dolphin lives in the ocean...
Make a hypothesis
Test hypothesis
Hypothesis 1
Hypothesis 2
Hypothesis 3
Conclude
Explore
How have some animals changed to survive in different ecosystems
Chameleons change its color to hide.
Camel's foot has changed over many years that can walk more easily in sand.
An octopus has no bones, it can make itself very small to protect itself.
Some foxes are white, they can hide in the snow.
