чень сложно)Complete the sentence with the past simple passive form of the verb in brackets.
a) In ancient time, fires (light) ………… to use smoke as a signal over long distances.
b) Morse code (invent) ………… by an American called Samuel Morse.
c) the world’s first television images (show) ………….. to scientists in Scotland in 1926.
d) Radios (use) ………… to broadcast coded messages during the Second World War.
e) The World Wide Web (design) ………… originally to make it easier for nuclear physics researchers to communicate.
f) Buying books and CDs over the Internet (make) ………… popular by the company Amazon.
g) The first mobile phones with cameras (sell) ………… in Japan.
h) Vinyl albums and tapes (replace) ………… by CDs, which are now being replaced by mp3.
i) The first English dictionary (wrote) ………… by Robert Cawdrey in 1604.
j) The first mass-produced cars (introduce) ………… by the Ford company in the USA.

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