女，45岁，支气管哮喘急性发作3天，体检：呼吸30次/分，两肺叩诊过清音、闻及广泛

女性，58岁，10天前曾划破右下肢皮肤。3天来高热，伴皮肤淤点。查体：血压80/50mmHg(10.7/6.7kPa)。诊断为败血症、感染中毒性休克，经积极治疗后仍高热不退，且出现气急，未吸氧时PaO₂45mmHg，X线示肺纹理增多、模糊。

该患者出现呼吸困难的原因首先考虑为( )

A．肺栓塞

B．血源性肺脓肿

C．左心功能不全

D．ARDs

E．合并支气管哮喘

知识是认识活动的主要成果。它是认知活动的产物，是主体对于客体的现象、本质和规律的观念反映。认知活动虽然离不开主体的作用，但必须力图排除主体因素对于认知内容的干扰。科学的认知内容不以主体的具体状况为转移。认知活动中主客体之间的这种外在关系决定了知识具有客体性原则。由此可知( )

A．知识的客体作为反映的内容，不掺有客体以外的其他内容，知识具有不依赖于主体特征的客观普遍性

B．知识的客体与主体相互依存，相互影响

C．认知活动中主客体之间的关系是密不可分的，主体决定了客体的认知活动

D．认知活动中，知识具有客体性，认识具有主观性，必须发现主体的主观能动性，才能较好地认识客体

齿轮传动有哪些优缺点？

Aristotle was one of those who could found a civilization, and while he thought of education as both a social value and an end in itself, he ascribed its chief importance (21) what might be considered a third basic concept of education: to train the mind to think, (22) what it is thinking about. The key is not (23) it knows but how it (24) any new fact or argument. "An educated man," Aristotle wrote in On the Parts of Animals, "should be able to (25) a fair offhand judgment as to the goodness or badness of the method used by a professor in his exposition. To be (26) is in fact to be able to do this."
The Aristotle view of education as a (27) has become the conventionally worthy answer today (28) college presidents and other academic leaders are asked what an education should be. An educated man, says Harvard President Bok, (29) a deep breath, must have a "curiosity in (30) the unfamiliar and unexpected, an open-mindedness in entertaining opposing points of view, (31) for the ambiguity that surrounds so many important issues, and a willingness to make the best decision he can in the fact of uncertainty and doubt."
This is an approach that appears to (32) more importance to the process of learning (33) to the substance of what is learned. The very old notion of the generalist who could comprehend all subjects has (34) been an impossibility. To make matters (35) more difficult, the fields of knowledge keep changing.

A. tookB. having taken C. taking D. being taken

清扫保洁区域设专人负责清扫保洁工作，明确保洁人员清扫保洁工作的具体（）工作时间以及达到的质量标准。

A.方向

B.路线

C.标准

D.任务