Unit 5 - Speaking: Video lecture
Introduction and Logo
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Unit 5 - Speaking: Video lecture
Lesson Intro
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Hello guys, welcome back to Caitie English ! Today we’re gonna have a speaking lesson. The topic for this lesson is: Talking about inventions.
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Unit 5 - Speaking: Video lecture
Listening to Model conversation
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First, I want you to hear the conversation and answer these questions.
What is the name of the invention?
What are its characteristics?
What is it used for?
What are the benefits?
Now, let’s listen!
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Unit 5 - Speaking: Video lecture
Listening to Model conversation
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Mai: What’s that machine, John? It looks like a
printer but a bit bigger and heavier.
John: It’s a 3-D printer. I’ve just bought it.
Mai: 3-D printer? What’s it used for?
John: Well … It’s used for producing solid objects
similar to the originals.
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Unit 5 - Speaking: Video lecture
Listening to Model conversation
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Mai: Really? For example?
John: You can make things like a cup, a spoon, or
even a toy car.
Mai: Fantastic. Does that mean I can make my own
things at home and save lots of money?
John: That’s right.
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Unit 5 - Speaking: Video lecture
Analyzing the model
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Now, please answer these questions by doing a quiz and we will check them later together
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Unit 5 - Speaking: Video lecture
Analyzing the model task 1
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“a 3-D printer” is the correct answer
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Unit 5 - Speaking: Video lecture
Analyzing the model task 2
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Unit 5 - Speaking: Video lecture
Analyzing the model task 3
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“producing solid objects similar to the originals” is the correct answer
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Unit 5 - Speaking: Video lecture
Analyzing the model task 4
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Unit 5 - Speaking: Video lecture
Eliciting model outline
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Well, let’s answer together! First, what is the name of the invention? It is: A 3-D printer. That’s right!
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Eliciting model outline
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So, what are its characteristics? As Mai said, it looks like a normal printer, but bigger and heavier.
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Unit 5 - Speaking: Video lecture
Eliciting model outline
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Then, what is it used for? A 3-D printer is used for producing solid objects that are similar to the original ones.
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Eliciting model outline
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And the last question, what are the benefits? A 3-D printer is economical because you can create your own things at home and save lots of money.
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Unit 5 - Speaking: Video lecture
Eliciting model outline
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And the last question, what are the benefits? A 3-D printer is economical because you can create your own things at home and save lots of money.
So, as you can see, when talking about an invention, we need to mention 4 things: the name, the characteristics, the use, and the benefits.
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Unit 5 - Speaking: Video lecture
Giving extra examples
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Now, let’s take a look at 2 more examples so that you can have more ideas. First, I have a portable solar charger and then, I have a USB stick. They are both small and portable - it means they are easy to carry.
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Unit 5 - Speaking: Video lecture
Giving extra examples
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So, in the characteristics box, I will write down:small and portable.
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Unit 5 - Speaking: Video lecture
Giving extra examples
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About the use, a portable solar charger is used to charge mobile devices, for example, mobile phones, cameras and laptops. So I also write here: to charge mobile devices.
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Unit 5 - Speaking: Video lecture
Brainstorming ideas
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And a USB stick, it is used for storing data, such as audio or video files.
And finally, what about the benefits? I want you guys to do the quiz to make a guess about their benefits. Let’s start!
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Unit 5 - Speaking: Video lecture
Brainstorming ideas task 1
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“True” is the correct answer
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Unit 5 - Speaking: Video lecture
Brainstorming ideas task 2
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“False” is the correct answer
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Unit 5 - Speaking: Video lecture
Brainstorming ideas task 3
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“easy to transport file” is the correct answer
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Unit 5 - Speaking: Video lecture
Brainstorming ideas task 4
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“all are correct” is the correct answer
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Unit 5 - Speaking: Video lecture
Checking answers
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Welcome back! Let’s fill in the column together.
First, a portable solar charger doesn’t depend on electricity. It is also environmentally friendly, not costly, easy to use and easy to carry.
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Unit 5 - Speaking: Video lecture
Checking answers
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How about a USB stick? A USB stick is easy to transport files, not costly, easy to use and also, easy to carry.
There are many benefits you can think of. And as you can see, there are some benefits that fit both inventions.
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Unit 5 - Speaking: Video lecture
Giving another model speech
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Now, I will make a quick model of how I introduce an invention. I will choose a portable solar charger.
Hello, today I will talk about a portable solar charger. A portable solar charger is small and portable. It is used for charging mobile devices, for example, mobile phones, cameras and laptops. Moreover, it doesn’t depend on electricity so it saves lots of energy. It is also environmentally friendly, not costly, easy to use and very easy to carry.
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Unit 5 - Speaking: Video lecture
Giving another model speech
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Well, you can see I have mentioned 4 things in my talk: the name, the characteristics, the use, and the benefits.
Remember to think about 4 key points when talking about inventions to make your talk more informative.
So, that’s the end of the lesson today, see you in the next video. Bye bye!!
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Unit 5 - Speaking: Video lecture
End of video
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