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Louis Pasteur 1822-1895

As a young man, Pasteur 1) studied at the École Nуrmale in Paris. Then at the age of just 32, he 2) (become) _______ a professor at the University of Lille. In 1856, Pasteur 3)(receive) _______ a visit from a man called Bigo who 4) (own) _______ a factory that 5) (make) _______ alcohol from sugar beet. He 6) (have) _______ a question for Pasteur: why 7)(the alcohol / turn / to acid?) _______? When this 8) (happen) _______, they 9) (not can) _______ use it and 10)(throw) _______ it away. Bigo 11) (ask) _______ Pasteur to find out the reason for this. At first, Pasteur 12) (not know) _______, but when he 13) (examine) _______ the alcohol under a microscope, he 14) (find) _______ thousands of tiny micro-organisms. He 15) (believe) _______ that they 16)(cause) _______ the problem. 17) (milk, wine and vinegar / behave / in the same way?) _______________________________? Other scientists 18) (disagree) _______ with him, and newspapers 19) (make) _______ fun of him. However, Pasteur 20)(continue) _______ with his work, he 21) (invent) _______ methods of testing his theory and 22) (prove) _______ that he was right. Later he 23) (work) _______ together with two doctors and 24) (develop) _______ vaccines for diseases such as anthrax and rabies.


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