Penicillin was discovered by chance in 1928.

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问题 Penicillin was discovered by chance in 1928.

选项 A、finally
B、accidentally
C、experimentally
D、opportunely

答案B

解析

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本试题收录于：职称英语理工类基础题库职称英语分类

职称英语理工类基础

职称英语

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Penicillin was discovered by chance in 1928.

职称英语理工类基础

职称英语

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