血细胞分析仪按对白细胞分类的水平可分为（）。A.二分群 B.三分群 C.五分群 D.

患者男，45岁，半年前因“视物模糊”来诊，检查发现颅咽管瘤，立即行颅咽管瘤手术治疗。但2个月后肿瘤复发，再次入院行γ刀治疗。此次治疗后一直乏力、食欲减退、恶心，并有经常性的发热，没有明确的感染病灶。第3次入院检查发现垂体ACTH、皮质醇、生长激素、甲状腺素及睾酮水平下降，ITT峰值＜5ng/L。

该患者的激素替代治疗应最先选用（）。

A.ACTH

B.皮质醇

C.甲状腺素

D.雄激素

E.生长激素＋IDF-1

F.钙剂＋维生素D

左肺根主要结构自上而下排列顺序是（）。

A.肺动脉、支气管、肺上静脉和肺下静脉

B.支气管、肺动脉、肺上静脉和肺下静脉

C.肺上静脉和肺下静脉、肺动脉、支气管

D.支气管、肺上静脉和肺下静脉、肺动脉

E.肺上静脉和肺下静脉、支气管、肺动脉

Many animals engage in play，but homo sapiens is the only animal (1) have invented sports.Since sports are an invention，a part of culture (2) than an aspect of nature，all definitions of sports are somewhat arbitrary. (3) sports are a human universal found in every known culture or a (4) unique to modern society depends upon one’s definition of sports.Men and (5) have always run，jumped，climbed，lifted，thrown， and wrestled，but they have (6) always performed these physical activities competitively. Although all literate societies seem to (7) contests of one sort or another in which men， and sometimes women， (8) in displays and tests of physical skill and prowess，sports may be (9) defined as physical contests performed for their own sake and not for (10) ulterior end.According to this strict definition，neither Neolithic hunters nor contestants (11) religious ceremonies such as the ancient Olympic Games were engaged in sports. (12) on the stipulation that sports must be performed for their own sake (13) the paradoxical elimination of many activities which are usually thought of as (14) ，such as exercises done for the sake of cardiovascular fitness，races run (15) satisfy a physical education requirement，ball games played to earn a paycheck. (16) definition also means abandonment of the traditional usage in which"sport，"derived (17) Middle English disporter，refers to any light hearted recreational activity.In the. (18) of some 18th- century aristocrats，a game of backgammon and the seduction of (19) milkmaid were both considered good sport，but this usage of the term (20) become archaic.

阅读下列材料：

公元前6世纪左右，中国、印度、希腊三个文明中心几乎同时进入思想繁荣时期，哲学思考十分活跃，都开始思考生命、社会之目的及其意义等重大课题。不过他们得出的答案大相径庭，从而使地中海文明、南亚文明和东亚文明就此分道扬镳。中国哲学长期集中在对社会性和政治性的人的考察上，这是一种压倒一切的“人道主义”，它着重的是社会而非个人，这与古印度、地中海文明强调神及彼岸世界的哲学传统形成了鲜明的对照。

——美·费正清《中国的传统与社会》

请回答：

在中国漫长的封建社会里，统治者的许多做法严重束缚了人们的思想，甚至是扼杀人性，试举两例说明。

《混凝土外加剂》GB8076-1997标准规定，混凝土搅拌采用60升自落式混凝土搅拌机，全部材料及外加剂一次投入，拌和量，搅拌3分钟，出料后在铁板上人工翻拌2~3次再进行试验。（）

A、应不少于10升，不大于54升

B、应不少于10升，不大于60升

C、应不少于15升，不大于45升

D、应不少于15升，不大于35升