资源简介

(共22张PPT)
Unit 3
Make it happen!
Presenting ideas
& Reflection
学习目标
3
2
1
能够掌握与发明相关的词汇、短语及句式, 如 “invention（发明）”“inventor（发明家）” 等词汇。
深入了解发明相关知识, 包括发明产生的背景(问题与需求)、发明家故事、发明的材料和工作原理等。
激发学生对发明创造的兴趣, 培养创新思维和问题解决意识,理解发明源于生活需求等,增强探索精神。
What is this invention
新课讲授
the light bulb, the telephone and the Internet.
Do you know other inventions
I know the steam engine. It's a very important invention in history.
The smartphone! It's a modern invention and we use it every day.
Make a display board about an invention
Step 1 Work in groups. Search for information about great inventions. They can be inventions from history or modern times. Talk a group vote to decide on one invention.
name of the invention
the inventor
its importance
Presenting ideas
name of the invention
the light bulb
the inventor
Thomas Edison
its importance
It gave brighter and safer light.
Step 2 Prepare you display board and use the following outline to organise your ideas. You can you the language tips in the outline or find useful expressions or sentences from this unit.
Let’s read: Problem、Solution、About the inventor、Materials、How it works
People wanted a safer and brighter way to light up at night. People had a hard time seeing clearly after dark with dim candles. They wished for a stable light source.
Problem
-People wanted something...
- People had a hard time... They wished...
The answer was to create an electric - powered light.
Edison decided to invent a light bulb. It was able to produce long - lasting bright light.
Solution
- The answer was to...
- ... decided to invent a(n)... it was able to...
Edison, a great inventor, was curious about electricity and lighting. He spent years studying electric currents and filament materials. Finally he invented the practical incandescent light bulb.
About the inventor
- a (n)... scientist /inventor, was curious about...
- He / She spent years studying...
- Finally he /she...
Edison made the first practical bulb with a carbon filament, using glass and metal parts.sing his knowledge of chemistry and physics, Edison invented the bulb.
Materials
- ... made it out of...
- Using..., ... invented the...
It is able to work with an electric circuit to heat the filament and produce light.
Once it senses the dark, it starts to light up.
How it works
- It is able to work with...
- Once it senses..., it starts...
Category Content
Problem People had a hard time seeing at night with dim candles. They wished for a better light.
Solution Edison decided to invent a light bulb. It was able to give bright, long - lasting light.
About the inventor Edison, a famous inventor, was curious about electricity. He spent years studying filaments. Finally, he made the practical light bulb.
Materials Made it out of carbon filament, glass, and metal.
How it works Works by electricity heating the filament to glow.
Step 3 Practise and present your display board to the class.
Display board
Step 4 Vote on the best three display boards and the best
three presentations.
After completing this unit, I understand more about great inventions.
Inventions come from problems to be solved.
Inventions come from ____________________.
Inventions come from ________.
curiosity
inventors with good qualities
Reflection
What leads to inventions
1
To express my understanding, I can …
use words and expressions in the unit to talk about inventions:
use to-infinitive and -ing as object to talk about invention ideas.
explain the importance of invention.
*1=excellent, 2=good, 3=not yet
I still need to improve: _______________________
2
3
一、Key Words & Phrases
invention（发明）
inventor（发明家）
be curious about（对…… 好奇 ）
spend... (in) doing...（花费…… 做…… ）
二、Useful Sentences
Problem: People wanted something...; People had a hard time... They wished...
Solution: The answer was to...; ... decided to invent a(n)...
About the inventor: ..., a(n)... scientist / inventor, was curious about...; He / She spent years studying...; Finally he / she...
课堂总结
Self-assessment
I can acquire expressions related to team activities through watching and listening activities.
I can share experiences of team activities in real - life contexts.
I can understand and recognize the importance of collaborative cooperation in team activities.
Assessment
Homework
Basic (基础):用英语撰写一篇短文，介绍自己最感兴趣的一个发明（从问题、发明家、材料、工作原理、重要性等），字数 80 - 120 词 。
Improving(提升):复习本节课所学词汇、句式，整理在错题本或积累本上，进行朗读、背诵 。
Extend (拓展) :自主调研一项最新发明（如新型环保材料发明、智能穿戴新发明等 ），制作一份简易的英文手抄报。

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