Question

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Complete each gap in this text with a suitable word from this lis
a) brains
b) second
c) MP3
d) hear
e) digital
f) sounds
g) sampling
h) format
i) CDs
j) smaller
k) per
l) inaudible
m) file
n) WAV
o) minute
p) frequency
q) compressing
r) sound
s) removed
t) megabytes

MP3 is a set of standards for ______ (1) and storing ______ (2) audio and video.
Whereas CDs
and ________ (3) files require about 11 MB for one minute of sound, ________ (4) files give
you the same ____ (5) quality in a ____ (6) which requires only about 1 MB for each ____ (7) so
a single track takes only three to five ____ (8). Computers store sound as digital information.
They do this by ____ (9) taking a sample of the sound thousands of times ____ (10) second.
____ (11) store information in a format called CD-DA. This samples 44.000 times per ____ (12)
and is broadly similar to WAV. MP3 files depend on the fact that our ____ (13) do not detect all
____ (14). An MP3 encoder removes from a WAV ____ (15) all but the parts we don’t ____
(16).Sounds above 16 kHz are ____ (17) for the most people so these can be ____ (18). Quieter
sounds masked by loud sounds of a similar ____ (19) are also removed. The result is an MP3 file
which is much ____ (20) than the WAV original.

Answer 1

Ответ:

1 encoding

2 digital

3 WAV

4 digital

5 sound

6 smaller

7 minute

8 megabytes

9 sampling

10 per

11 CDs

12 second

13 ears

14 sounds

15 file

16 hear

17 inaudible

18 removed

19 frequency

20 smaller