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1、Unit 4 Our WorldTopic 2 Im not sure if there are UFOs. Section A 福州市第四十中学 林锌 Whats this?Its a _.robotWhat did he do? He was a _.scientistA: What can robots do for us?B: They can save people in dangerrepair machineslift parts of truckscarry heavy thingsmend roadscatch fishesRobots can take the place
2、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?1aLook, listen and sayWhen did scientists invent the first robot?(when did the first robot ap
3、pear?)Scientists invented the first robot in 1921. Where did Kangkang go last weekend?He went to the Science Center last week.Key pointsBut before that, something like a robot appeared.类似某物的类似某物的东西东西e.g.这吃起来有点象甜瓜。这吃起来有点象甜瓜。It tastes something like melon.“take the place of” VS “instead of”Robots can
4、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 pointsThey 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.Im sure robots can d
5、o some work faster and better than humans.Are you sure? Yes, Im sure. / Yes, quite sure. No, Im not sure.Key pointsThe advantages of robots:1.2.3.Robots can do some work faster and better than humans.Robots can take the place of humans to do hard or boring work in some situations. Robots can also do
6、 lots of dangerous work instead of humans.Read 1a again and write down the advantages of robots.2Work alone(录音录音1)16325lift parts of trucks4Discuss the advantages and disadvantages of robots. Then complete the table. You can add your own opinions.Group work1. Robots will make humans lose their jobs.
7、2. Robots can do some work faster and better than humans.3. Robots can do many kinds of jobs. 4. Robots can do more difficult work than humans.5. Robots will make humans lazy.6. Robots can do dangerous work.7. Robots can work without pay.AdvantageDisadvantage2. Robots can do some work faster and bet
8、ter than humans.3. Robots can do many kinds of jobs. 4. Robots can do more difficult work than humans.6. Robots can do dangerous work.7. Robots can work without pay.1.Robots will make humans lose their jobs.5. Robots will make humans lazy.Make a similar conversation after the example, using the info
9、rmation above. Example:A: Are you sure?B: Yes, Im sure. / No, Im not sure.A: Is it good or bad for us?B: A: Do you think you will have a robot in 20 years?B: Yes, Im sure. / No, Im not sure.A: What will it do if you have one?B: It will Group work“in + 一段时间一段时间”表示表示“之后之后”，用于一般将来，用于一般将来时。时。Discuss in
10、groups.Imagine the robots in the future.Discuss what kind of functions and shapes we need the robots to have except those we already have nowadays.Translate the sentences:1.机器人能为我们做什么机器人能为我们做什么?2.你确定吗你确定吗?Make sentences with the following phrases:be sure of/about; be sure that; be sure to do sth.Do
11、some exercises.What can robots do for us?Are you sure?1. There must be UFOs. We are sure of/about that.2. We are sure that we can win the game next time.3. We are sure to win the game next time.“take the place of” VS “instead of” Robots can take the place of humans to do hard or boring work in some situations.Im sure robots can do some work faster and better than humans.Are you sure? Yes, Im sure. / Yes, quite sure. No, Im not sure.SummaryHomeworkWrite a passage about the robots in the future according to the discussion in class.Thanks for listening! Goodbye!
