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单词填空（共10小题；每小题0.5分，满分5分） 小题1:It was t______ of her to forget. 小题2:They finally a______ our advice on how to finish the work. 小题3:Check your p______ before you get off the bus. 小题4:She hopes to get a job on the local newspaper and e______ work for The Times. 小题5:He r______ losing the train to help the old lady. 小题6:The race organizers are trying to attract _______(赞助人). 小题7:We must find an _______(合适的) method to solve the problem. 小题8:You have put me in an _______(令人尴尬的) positions. 小题9:Our friendship has steadily _______(加强) over the years. 小题10:We can visit you on Saturday or Sunday, our plans are fairly ________(灵活的).
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【简答题】已知甲苯在正常沸点383K时的摩尔气化焓【图片】，设气体为理想气体，凝聚态的体积与气体体积相比可忽略不计。（1）1mol甲苯在正常沸点383K，可逆蒸发为同温、同压（101.325kPa）的蒸汽，计算该过程的Q，W，DU，DH，DS ，DA和DG；（2）如果是向真空蒸发变为同温、同压的蒸汽，计算该过程的Q，W，DU，DH，DS ，DA和DG；（3）请用熵判据，通过计算说明真空蒸发的可逆性和自发性。
【单选题】At some point during their education, biology students are told about a conversation in a pub that took place over 50 years ago. J.B.S. Haldane, a British geneticist, was asked whether he would lay do...
A.
to honor his unusual altruistic acts.
B.
to show how he contributed to the country.
C.
to introduce the topic of human altruism.
D.
to give an episode of his calculation abilities.
【单选题】1 mol 苯在正常沸点353 K和101.3 kPa压力下,向真空蒸发为同温同压下的蒸气,已知苯的摩尔汽化焓为30.77 kJ·mol -1 ,则该过程的熵变为( )J·K -1 。
A.
93.72
B.
-93.72
C.
87.16
D.
-87.16
【简答题】如图所示两种情况,其他条件相同,切削层公称横截面积近似相等,试问哪种情况下切屑力较小?哪种情况下刀具磨损较慢?为什么?
【多选题】以下关于人力资源统计与人力资源统计学相关概念关系表述正确的是( )。
A.
人力资源统计的概念范畴最大
B.
人力资源统计资料是人力资源统计工作的成果展现
C.
人力资源统计学能为人力资源统计工作提供指导
D.
人力资源统计工作涵盖人力资源统计学和人力资源统计资料
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