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Aspirin was invented in 1897. However, the __小題1:___ chemical used to make aspirin can be found in nature. Nearly 3,500 years ago, people __小題2:__ on leaves or drank a kind of tea made from leaves ___小題3:__ a special chemical to reduce body pains and __小題4:___.
It was in 1897 that a __小題5:___ chemist called Dr Felix Hoffmann produced aspirin from this chemical. The first ___小題6:__ of this medicine took place in 1899, when the company Hoffmann worked for began ___小題7:__ the medicine in powder form to physicians to use with __小題8:___. A year later, in 1900, aspirin was sold in shops in the form of __小題9:___.
However, a recent survey __小題10:___ in the USA shows that 80 per cent of Internet users __小題11:___ 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 __小題12:___. These statistics __小題13:___ that gathering information is the __小題14:___ use for the Internet.
Another truly wonderful __小題15:___ of the Internet is the way people use it to build social ___小題16:__. One of the greatest benefits of Internet friendships is that they are __小題17:___ on common interests, rather than ___小題18:__ or age. Young people from __小題19:___ backgrounds and different countries can form friendships that will last their __小題20:___ lives.
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