每个时代、每个民族的荣辱观，归根结底是由那个时代那个民族生产力发展水平决定的。()
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What is indicated about Mr. Russel？
A. He is collaborating on a project.
B. He is purchasing a travel guide book.
C. He is drafting a research proposal.
D. He is attending a book fair.
为女患者导尿时，如误入阴道应拔出消毒导尿管后再插。()
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