culture
TRANSCRIPT
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Teaching Culture
Unit: Science and Technology
Topic: Invention
043,050,054
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Enjoy watching video!
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Vocabulary
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cell phone (n.)
a mobile telephone using a system of radio transmitters, each covering separate areas, and computers for switching calls from one area to another.
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download (v.)
To transfer (data or programs) from a server or host computer to one's own computer or device.
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a band of radio frequencies assigned for a particular purpose, especially the broadcasting of a television signal
channel (n.)
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an optical device consisting of a lens system set in a light-proof construction inside which a light-sensitive film or plate can be positioned
camera (n.)
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a plastic card having a magnetic strip, issued by a bank or business authorizing the holder to buy goods or services on credit
credit card (n.)
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function (n.)
the natural action or intended purpose of a person or thing in a specific role
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Present Perfect tense
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We use the present perfect to talk about a period of time up to the present
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Subject has/havepast
participle
Example - I’ve been here for half an hour. - I’ve just bought a new cell phone. - I’ve heard it’s really fast. - I’ve already downloaded two - I’ve already used it twice since I left the store. - I haven’t used the phone yet.
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already, ever, just, never, not yet, so far, till now, up to now
Subject Positive Negative Question
I / you / we / they
I have spoken. I have not spoken.
Have I spoken?
he / she / it He has spoken. He has not spoken.
Has he spoken?
Signal Words of Present Perfect
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The modern world
Charlotte: Hey, you’re late! I’ve been here for half an hour. Toshi : I’ve just bought a new cell phone. Look.It’s the latest… 4G. Charlotte: Wow! I’ve heard it’s really fast. Toshi: Yeah. It only takes a few seconds to download a movie. I’ve already downloaded two! Charlotte: And you can play the game online, right? Toshi: Yeah. And it’s a TV, with over the hundred channels.
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The modern world
Charlotte: That’s fantastic. Oh, and it has a ten megapixel camera. Toshi: And two hour of video, with sound. Charlotte: I read that you can play for things with it as well. Toshi: Yes, it’s like a credit card. I’ve already used it twice since I left the store. Charlotte: Amazing. So, what’s the actual phone like? Toshi: I don’t know. I haven’t used the phone yet. I’ve been too busy using all the other functions!