下列哪项与硝酸毛果芸香碱不符（） A.为生物碱 B.是乙酰胆碱酯酶抑制剂 C.可治疗

如图所示，小明站立在水平地面上，用力拉着跨过定滑轮的竖直细绳，使细绳悬挂着的水桶保持静止状态．已知小明重500N，水桶重200N，不计定滑轮的摩擦，则小明所受的合力是（　　）

A．0

B．200N

C．300N

D．700N

某企业6月份发生下列经济业务，要求编制有关会计分录。

It is not so much what happens to each of us that determines our quality of life, but rather our reaction to what happens. Though we may have no     36    in unexpected events that happen to us, we most certainly have choice in   37  we interpret what happens, and in whatwe choose to do about it. These choices make all the   38   in how we experience our world and very much determine our   39    of life. 

Neither does what we own    40   a major role in quality of life. One person with all the money and possessions in the world may have a  41  life, while another in the lowest income classes may    42  love their life. It is what we do with what we own that   43  our level of satisfaction and joy in life. It's not what you   44   or what happens to you in life that    45   , but rather what you do with it.  

Every    46   something is happening in our lives. And every moment we    47   or a judgment about what happens. By choosing to become more  48  of how we react to what happens, we can   49  towards what we really want in our lives.   50   following habitual, reactive patterns which   51  more of the same, we can recognize and  52  our old habits to move powerfully in the  53  of creating the life we really want. Yet to do this, we must first find the    54  to look at some of the disempowering, often unconscious   55  which get in the way and don't serve to increase our quality of life. But by continually reminding ourselves of our intention to be creators, we can transform our life. 

36．A．need                B．courage           C．choice             D．necessity

37．A．what               B．whether           C．that                 D．how

38．A．difference        B．troubles           C．decisions          D．measures

39．A．type                B．quality             C．amount            D．level

40．A．take                B．play                C．make               D．get

41．A．miserable         B．accessible         C．acceptable        D．adaptable 

42．A．practically              B．privately          C．absolutely        D．adequately

43．A．creates             B．investigates      C．affects             D．handles

44．A．lack                B．need                C．reserve            D．possess 

45．A．means             B．exists               C．works              D．matters  

46．A．time                B．period             C．date                 D．moment

47．A．make a mistake                                   B．make a discovery

C．make a decision                            D．make a fortune

48．A．conscious         B．sensitive          C．reasonable        D．active  

49．A．alter                B．shift                C．differ                     D．distinguish

50．A．Other than              B．Rather than      C．As well as        D．According to

51．A．lead to             B．lie in               C．call for            D．appeal to/ equal to

52．A．transplant        B．transform         C．transport          D． transmit

53．A．edge                B．way                 C．direction          D．center

54．A．hope               B．interest            C．chance             D．courage

55．A．patterns           B．frames             C．landscape         D．examples

8岁，男孩，1天前突然出现咳嗽、持续性胸痛，憋气，体温正常，查体呼吸急促，左侧肋间隙饱满。叩诊呈鼓音，呼吸音消失，以下措施中错误的是

A．吸氧

B．镇静

C．拍背吸痰

D．胸腔闭式引流

E．X线胸片检查

药物经济学与随机临床试验的差异表现在

A．药物经济学研究样本一般较小，而随机临床试验的研究样本一般较大

B．药物经济学的研究周期一般较短，而随机临床试验的一般较长

C．二者的研究目的不一样

D．二者比较的对象不一样

E．二者的研究结果不一样