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Aspirin was invented in 1897. However, the __
___ chemical used to make aspirin can be found in nature. Nearly 3,500 years ago, people __
__ on leaves or drank a kind of tea made from leaves ___
__ a special chemical to reduce body pains and __
___.
It was in 1897 that a __
___ chemist called Dr Felix Hoffmann produced aspirin from this chemical. The first ___
__ of this medicine took place in 1899, when the company Hoffmann worked for began ___
__ the medicine in powder form to physicians to use with __
___. A year later, in 1900, aspirin was sold in shops in the form of __
___.
However, a recent survey __
___ in the USA shows that 80 per cent of Internet users __
___ it mostly to search for answers to questions. The second most common use of the Internet, for 79 per cent of Internet users, is to find out information about __
___. These statistics __
___ that gathering information is the __
___ use for the Internet.
Another truly wonderful __
___ of the Internet is the way people use it to build social ___
__. One of the greatest benefits of Internet friendships is that they are __
___ on common interests, rather than ___
__ or age. Young people from __
___ backgrounds and different countries can form friendships that will last their __
___ lives.