1. Complete the
magazine article with the verbs in parentheses. Use the SIMPLE PAST. You can look
at the irregular list.
When writing an article for a newspaper, Hungarian journalist Laszlo
Biro ________(realize) how much time he ______ (waste) filling up his fountain
pen and removing ink stains. On a visit to a newspaper, he _____________
(notice) that the ink that was used to print the papers ________(leave-negative)
any stains and ____________(dry) quickly.
Laszlo and his brother George, who was a chemist, started working on the
idea of new kind of pen. They _________(design) a tube with a cartridge inside.
They ____(fill) the cartridge with the same Indian ink used in newspapers and
_______(put) a tiny metal ball at the end of the cartridge to transfer he in
from the pen onto the paper. Laszlo obtained his first patent in 1938.
The first models _____(fail), but the Biro brothers ___________(make)
improvements to the initial project and __________(take) out a new patent in
1943.
Later, the British government ___________(buy) the rights to the
ballpoint pens so Royal Air Force crews could use the pens during. World War
II. The efficency of Biro’s pens cause their popularity to spread quickly and
nowadays ballpoint pens are a success all over the world.
Irregular verbs:
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