Welcome to our school
TV and audio devices: a review
1.Do you have a MP3?
2.Do you always take it with you
even at school?
Always Sometimes Never
3.Do you agree to take MP3 at shool?
4.How long do you spend listening to
your MP3 a day?
More than 2 hours
About 1 hours Below 30 mins.
TV and audio devices: a review
Reading strategy: understanding subtitles
Subtitles appear after titles and give
you more information about the text
than the titles.
TV Early history of TV
(In order of time) The modern age: cable TV,
satellite TV, digital TV
Early history of
Audio devices audio devices
(By types of equipment) Tape recorders and
Sound goes digital
First reading: read the text and finish
Part A on P2
• 1. When did regular public TV
It began on 11 May 1928 in New York
and in London on 20 Agugust 1929.
• 2. What is WebTV?
It is the TV set combined with the
World Wide Web.
• 3. What was invented in 1954?
The cassette recorder.
Careful reading:Read the
text again and complete
Parts C1 and C2.
C1:True or false exercises
1. Thomas Edison made the first recording
of a human voice.
2. Until 1972, most people used black-and-
3. Satellite TV is delivered with greater
clarity than digital TV.
4. The first record player was invented
5. Transistor technology was first used to
for military programmes, and then to
receive radio use
develop cassette recorders.
6. CDs were invented about ten years before the
MD player was invented.
7. MP3 technology began in Germany in 1987.
C2: Fill in the form
1877 First recording of a human voice was made
First public showings of wireless TV transmissions were made in the USA.
1948 Cable TV began in the USA; 3 American scientists invented
1951 Colour broadcasts began in the USA.
1954 Invention of transistor led to the development of cassette recorders.
1958 First LPs(long-play records) came onto the market.
1962 Satellites began to be used to broadcast TV.
1982 First CDs produced by using digital technology were made available.
1987 Development of MP3 technology started in Germany.
1989 International standards for digital TV were established.
1992 Development of MD player began.
First WebTV set-top boxes came onto the market.
Part D: Match the following words with
1. reviewthe correct definitions.
___ a. able to be carried
2. uncertain d
___ b. asking for sth, firmly
c. a written list of questions for
3. superior finding information or opinions
d. not sure, feeling doubt about sth
4. questionnaires e. a report on sth. that shows a
sequence of events
5. wound up f. a paper that proves you are the
only person or company able to
6. patent f
produce a certain product.
g. made to move around itself or
7. portable a
8. demanding b
___ h. better
Part E:Fill in the blanks with words given in the box.
broadcasting Germany households recording 200
recorders wireless compact Britain 65
I was really surprised to find out that the first public
showings of (1)__________ TV transmissions took
place way back in 1925. It took another three years
before there are any regular public(2)____________,
first in the USA and in the following year in (3)______. Britain
Personally,I think people must have found it quite
a delight when colour TV was first broadcast in 1929.
However, within the next (4)_________ years, people
would be able to choose what to match from a variety
of (5)_________ different channels because of cable
TV. It is reported that in 1998, 66 per cent of
(6)____________ in the USA had cable TV.
The other information I got was about the
evolution of audio devices, starting with
Thomas Edison’s first (7)__________, then
moving on to different kinds of tape
(8)__________ and finally CDs (meaning
(9)__________ discs), which were introduced
in the 1980s. I was also really surprised to
learn that (10)___________ was the birthplace
of MP3, not Japan or the USA as I had
Assumed they would be. These things all
bring great convenience and delight to
• 1.More and more people are using
computers for information and
entertainment. Do you think we will
still need books and TVs in the
future? Why or why not?
• 2.What are the possible
disadvantages of having a lot of
technology in our lives?
1.Finish A1, A2 on P 102.
2.Preview word power.