unit 4 our world topic 2 are you sure there are ufos? section a unit 4 our world topic 2 are you...

Unit 4 Our WorldUnit 4 Our WorldTopic 2 Are you sure Topic 2 Are you sure

there are UFOs?there are UFOs? Section ASection A

安达市任民镇中学 侯艳凤

Listen and answer

1.Where did Kangkang go last weekend? 2.When did scientists invent the first robot?

1a

He went to the science center.

In 1921

• I am sure robots can take the place of humans to do hard work in some situations.

• “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.

Key points

But before that, something like a

robot appeared.

类似某物的东西

e.g.这吃起来有点象西瓜。It tastes something like a melon.

• 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

• A: What can robots do for us?• B: They can …

save people in danger repair machines lift parts of trucks

carry heavy things mend roads catch fishes

2 Work alone

16

3 2 5

lift parts of trucks

4

• Group 1 and group2 Discuss the advantages and

disadvantages of robots.

Group work

. Group3 and group 4 Design a robot of your own group and

introduce the functions.

• “take the place of” VS “instead of”

Robots can take the place of humans to

do hard or boring work in some situations.• 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.

Summary

Choose the right answer

1.I think robots can ___ humans in some places.

A.take place B.take place of C.take the place of D.take of

2.Wang Fei is ill, so you can go ___ him.

A.instead on B. instead for C.instead to D.instead of

3.Robots can save the people____.

A.in danger B.are danger C.in happy D.danger

4.---Wu peng,could you tell me____basketball?

A.about something B.something about C.anything about

5.---Are you sure you will win the game?

---- _______ .

A.Yes, I do B.No,I don’t C.Yes, I’m sure D.Yes,I’m

C

D

A

B

C

Homework

• Write a passage about the robots in the future according to the discussion in class.

Thanks for listening! Goodbye!