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TOEFL Reading Complete the Words Practice 002
The Discovery of Penicillin
TOEFL Reading Complete the Words Practice #002 - The Discovery of Penicillin
Reveal
1. Complete the text with the missing letters.
Complete the text with the missing letters
In 1928, a Scottish scientist named Alexander Fleming returned from a summer vacation to find something unusual growing in one of his uncleaned laboratory dishes. A patch of mold had cont a petri dish containing bacteria, and Fleming not that no bacteria were growing anywhere near the mold. Curious about this pattern, he iso the mold and discovered it produced a sub capable of killing a wide range of harm bacteria. Although Fleming pub his findings, he lacked the res to pur the substance into a usable medicine, and his discovery attr little attention for over a decade. It took a team of researchers working during the early years of World War II to figure out how to produce the substance in large enough quan to treat patients effectively.
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