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(共30张PPT)
WY版
六年级英语上册
Unit 4
We can do it!
（第4课时 Hit it big）
Watch the video
Light the candles
front
fridge
free
friend
fresh
from
Light the candles
flag
float
fly
flower
flood
floor
In our daily life, we sometimes meet some small troubles or problems. How will you solve them
Free talk
Work in groups and answer.
1
What are the problems
There is too much
cat hair on the floor.
It's hard to get the last toothpaste out of the tube.
What are the problems
It's dirty to pick up rubbish by hand.
The dog knocked over the plant pot.
Choose one problem. Think and share.
2
1 What problem do you want to solve
There is too much cat hair on the floor.
My invention is a special cat brush. It collects cat hair when I brush the cat.
No hair will fall on the floor.
2 How will your invention
solve the problem
I will use an old brush, a small box
and sticky paper. I fix the box on the brush to catch the cat hair.
3 How are you going to make it
Watch the video
Watch the video
Steps of Invention and Design
Find a problem
Think of a solution
Design your invention
List the materials you need
Write the steps of making it
Design your invention.
3
What do you need to make it
Write the steps and make your invention.
4
Collect some ice cream sticks, push pins, and bottle caps.
Connect the sticks with push pins to make a scissor-like frame.
Make holes in the ends of the sticks to fix the bottle
caps as the gripping parts.
Adjust the pins to make sure the frame can open and
close smoothly.
Test the litter picker to see if it can pick up small
pieces of trash easily.
Tell the class about your invention.
5
Extension
Chip's Robot
Chip had a box.
“This is my robot,” he said.
“Can you see it ”
“Can you see the robot ”
“This is an arm,” said Chip.
“Can you see my robot ”
“Can you see it, yet ” said Chip.
“No,” said Biff.
“This is the head,”said Chip.
“Now can you see my robot ”
“We can see it now!"” said Biff.
Summary
Words: inventor, invention, make, use
Sentences: We want to solve Problem 3.
This is our rubbish picker.
We use... First, ...
Homework
1. 继续完善本组的发明作品，向同学、朋友
或家人进行展示和介绍。
2. 为本组的发明作品制作一张英文广告海报，
对该发明作品进行介绍，并为其设计一句
突出其功能的广告语。

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