陕西省部分地区2022-2023学年高二下学期期末英语试卷汇编：完形填空

陕西省部分地区 2022-2023学年高二下学期期末考试英语试卷分类汇编 完形填空 陕西省宝鸡市渭滨区2022-2023学年高二下学期期末检测英语试题 第一节完形填空(共20小题;每小题1.5分，满分30分) 阅读下面的短文，从短文后各题所给的四个选项(A、B、C和D)中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。 On September 3, 1928, Alexander Fleming was hard at work. His 41 was to study bacteria in a lab. While working, Fleming found mold (霉菌) on one of his Petri dishes. And when he looked 42 , he saw something 43 . The bacteria he studied were also 44 all over the dish, but they weren’t growing on the spots that had mold. He 45 whether the bacteria were driven away by the mold. After more tests, Fleming found that it was doing just that. And he learned that the mold was a 46 called Penicillin. Fleming believed that he could turn the mold into medicine to 47 infections. This medicine was the world’s first antibiotic (抗生素). Fleming first 48 it “mold juice”. Later, he 49 the name to “penicillin”. Soon, a team at Oxford University 50 to help. Scientists Howard Florey, Ernst Chain and Norman Heatley worked with Fleming. Together, they further 51 penicillin. The first patient treated with the new drug had a bad 52 . His name was Albert Alexander. After a few 53 with penicillin, he felt much better. However, they 54 the medicine. The infection came back, and 55 Alexander passed away. Still, the doctors had learned that penicillin could fight bacteria. They just needed to 56 more of it. Later, Florey and Chain flew to the United States. There, they found ways to grow the mold 57 . Starting in 1942, penicillin was used to treat World WarⅡsoldiers. At that time, diseases were just as 58 for soldiers at war as enemy forces were. Bacterial pneumonia (肺炎) alone 59 18% of American soldiers to die in the first World War. Thanks to penicillin, that 60 to less than one percent in World WarⅡ. The four scientists saved lives and changed the world of medicine forever. Today, an