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外语
—I think we’re all here now.Sara, you’re doing a presentation on a medical topic.You said you’d like to start by mentioning a fe
—I think we’re all here now.Sara, you’re doing a presentation on a medical topic.You said you’d like to start by mentioning a fe
admin
2021-03-30
50
问题
—I think we’re all here now.Sara, you’re doing a presentation on a medical topic.You said you’d like to start by mentioning a few important medical treatments which have been developed in the last hundred or so.What’s the first?
—The first is penicillin, which was discovered in 1928.At first nobody realized___________how it could be used.Then a few years later, scientists decided to try using penicillin on laboratory mice.That’s how they that penicillin can successfully kill many serious infections.
选项
A、how a lethal dose of radiation could be exceeded
B、how it caused my toothache
C、how it could be used
D、how it could be infected
E、how it could be cured
答案
C
解析
转载请注明原文地址:https://kaotiyun.com/show/El8K777K
本试题收录于:
B类竞赛(英语专业本科专科)题库大学生英语竞赛(NECCS)分类
0
B类竞赛(英语专业本科专科)
大学生英语竞赛(NECCS)
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