单选题Where is the article most likely taken from?Afrom an advertismentBfrom a medical magazineCfrom a newspaperDfrom a biography

单选题
Where is the article most likely taken from?
A

from an advertisment

B

from a medical magazine

C

from a newspaper

D

from a biography


参考解析

解析:
全文都是在介绍人体所需的营养物质,因此最有可能摘自医学杂志(a medical magazine),应选B项。

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