文档介绍：Unit 4 Our World Topic 2 I’m not sure if there are UFOs. Section A 泉口镇初级中学胡亚琴
What’s this? It’s a _____.
robot
What did he do? He was a ________.
scientist
A: What can robots do for us?
B: They can …
Look and say
save people in danger
repair machines
lift parts of trucks
carry heavy things
mend roads
catch fishes
Robots can take the place of humans to do hard or boring work in some situations.
Are you sure?
Where did Kangkang go last weekend?
When did scientists invent the first robot? (when did the first robot appear?)
What can robots do for us?
1a
Look, listen and say
When did scientists invent the first robot? (when did the first robot appear?)
Scientists invented the first
robot in 1921.
Where did Kangkang go last weekend?
He went to the Science Center last week.
Key points
But before that, something like a
robot appeared.
类似某物的东西
.
这吃起来有点象甜瓜。
It tastes something like melon.
“take the place of” VS “instead of”
Robots can take the place of humans to do hard or boring work in some situations.
=
They can also do lots of dangerous work instead of humans.
=
Key points
They can also take the place of humans to do lots of dangerous work.
Robots can do hard or boring work in some situations instead of humans.
I’m sure robots can do some work faster and better than humans.
Are you sure?
Yes, I’m sure. / Yes, quite sure.
No, I’m not sure.
Key points