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Unit6 When was it invented？
学习目标
1.通过观看视频、图片，了解国内外发明物，能根据问题提示及介绍信息，表达简单的观点和意见。
2.通过听有关发明物的对话，借助短语be invented in, be invented by,be used for等结构，能够准确获取并表达有关物品发明的时间、发明人及用途信息。
3.能够在谈论日常生活中的常见物品发明的情境中，正确使用被动语态的过去时，以听说等方式简要谈论其发明的历史；
评价任务
Task 1：Aim 1, Test Aim 1
Task 2&4：Aim 2, Test Aim 2
Task 3,5-6：Aim 3, Test Aim 3
Task 7&8：Test in class and homework (Aim 3,TestAim 3)
学习过程
Task 1（Before-listening）
Watch a video.
Discuss the inventions: who were they invented by When were they invented
3. Discuss and number the order the things were invented in.（1a）
评价标准 2.能准确谈论发明的历史，每个1分 3.能正确标出发明物的时间先后顺序。共4分，每个1分
学习目标1 评价总结一 针对学习目标1，我共获得（ ）分 。 Best:6--8 Better: 3--5 Come on: <3
Task 2（While-listening）(Aim 2, test Aim 2)
1. Listen and match the inventions with the years.
评价标准 能正确匹配发明物和时间,对一个得一分。
学习目标2 评价总结一 针对学习目标2，我共获得（ ）分。 Best: 4 Better:2-3 Come on: <1
Task 3 Post listening (Aim 3, test Aim 3)
1.Listen to the tapes and repeat sentence by sentence.
2.Pair work：Ask and answer questions the inventions and the time in 1b.
A：When was …invented
B：I think it was invented in....
评价标准 Acting: 能准确流利、完整地进行对话练习，并能适当发挥，得3分 。 能较完整地进行对话练习，语音语调基本正确，得2分。 不能正确进行对话练习，语音语调错误较多，得1分或不得分。
学习目标3 评价总结一 针对学习目标3，我共获得（ ）分。 Best: 3 Better:2 Come on: 1
Task 4 While Listening(Aim 2, test Aim 2)
1. Listen and number the inventions (1-3)in the order you hear them.
2. Listen again and complete the chart below.
评价标准 1.能正确排序每个1分，共3分；2.能准确写出单词每空2分，共6分。
学习目标2 评价总结二 针对学习目标2，我共获得（ ）分。 Best: 7--9 Better: 4--6 Come on: <3
Task 5 Post listening (Aim 3, test Aim 3)
Pair -work :Ask and answer questions in 2b on page 42.
A: What are they used for
B: They’re used for....
评价标准 Acting: 能准确流利、完整地进行对话练习，并能适当发挥，得3分。 能较完整地进行对话练习，语音语调基本正确，得2分。 不能正确进行对话练习，语音语调错误较多，得1分或不得分。
学习目标3 评价总结二 针对学习目标3，我共获得（ ）分。 Best: 3 Better: 2 Come on: <2
总结challenge 2的得分 以上两个任务满分 10 分 你的得分_____
Task 6 Reading (Aim 3, test Aim 3)
Read the conversation and answer the questions.
What kind of invention does Ray think of _________________________________
Who was zippers invented by ___________________________________
When did zipper become popular __________________________________
When was it first used widely __________________________________
Role-play the conversation.
评价标准 1.能正确的回答问题，每个一分。满分3分。 2: 能准确流利、完整地进行对话练习, 得3分。 能较完整地进行对话练习，语音语调基本正确，得2分。不能正确进行对话练习，语音语调错误较多，得1分或不得分。
学习目标3 评价总结三 针对学习目标3，我共获得（ ）分。 Best: 4-6 Better: 2-3 Come on: <2
Task 7 Groupwork (Aim 3, test Aim 3)
Q: 1.What’s your favorite invention
2.When was it invented
3.What’s it used for
Invention Time Usage (用途)
telephone 1876 making phone calls
computer 1976 getting information
light bulb 1879 giving light
camera 1839 taking pictures
bike 1817 riding
basketball 1861 playing
Report:
In my group, my favorite invention is ____. I think it was______. It was invented in _____. It’s used for _____.
Tom’s favorite invention is _____.He thinks it was ____. It was invented in _____. It’s used for ______.
评价标准 能合作完成Report得7分。
Summary
To learn the key sentences:
(1)—Who was it invented by
—It was invented by...
(2)—When was it invented
—It was invented in…
(3)—What is it / are they used for
—It is / They are used for doing sth.
Homework:
A: You must do: (all the students)
Role-play the conversation of 2d without your books.
B: If you can: (more than 46)
Write a conversation about an invention
学后反思
1.通过本节课的评价总结共40分 ，我得到了___________分。
2. 完成自我评价表。
（1）本节课我一共学会的句型有_________个，我能完全记住并初步使用的有__________________, 我还不能记住和使用的有________________________
（2）对我有帮助的学习方法有（请在括号里打勾）
（ ）听力之前能根据图片或标题预测大意
（ ）听力前明确阅读任务
（ ）听文章时注重抓取关键词
（ ）听录音时注重速记要点
（ ）通过小组合作交流理解听力内容
二、撰写反思日志：
对自己在本节课的总体表现感觉如何？今后在哪些方面还需要继续努力？
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