quarta-feira, 11 de maio de 2016

The History of the Ballpoint Pen


  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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