What is the research at Johns Hopkins University about? How did the researchers carry out their study?

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问题 What is the research at Johns Hopkins University about?
How did the researchers carry out their study?

选项 A、They studied the findings of several previous research projects.
B、They conduced a questionnaire with 411 pilots.
C、They collected data from the database at the Johns Hopkins University.
D、They analyzed the circumstances of the crashes involved.

答案A

解析答案可在第三段第一句中找到。

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本试题收录于：职称英语卫生类A级题库职称英语分类

职称英语卫生类A级

职称英语

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What is the research at Johns Hopkins University about? How did the researchers carry out their study?

职称英语卫生类A级

职称英语

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StressCanMakeYouSickScientistsarenowstudyinganewfieldofresearchwhichiscalledpsychoimmunology(心理免疫学).Itisb

StomachUlcerStomachulcersarethecauseofseverepainformanypeople.Doctorshavebeenabletohelplessenthepainofulc

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