已知函数f(x)=logm1+x1-x(其中m>0,m≠1),(1)判断函数f(

题型:解答题

问题:

已知函数f(x)=logm
1+x
1-x
(其中m>0,m≠1)

(1)判断函数f(x)的奇偶性;
(2)证明:函数f(x)具有性质:f(x)+f(y)=f(
x+y
1+xy
)

(3)若f(
a+b
1+ab
)=1
f(
a-b
1-ab
)=2
,且|a|<1,|b|<1,求f(a),f(b)的值.
考点:函数的单调性、最值函数的奇偶性、周期性对数函数的图象与性质
题型:解答题

患者女,35岁,腹泻1周,为水样泻,3~7次/d,无脓血便,伴腹痛、发热,最高体温37.7℃,患者红斑狼疮病史2年,近半年服用泼尼松龙30mg/d。查体:腹软,脐周压痛,肝、脾肋下未及。

结合患者的临床特点,应重点考虑的疾病包括(提示粪常规:白细胞:2个/高倍视野,红细胞未找到,未见脂肪滴。)()

A.霉菌性肠炎

B.肠结核

C.慢性胰腺炎

D.结肠癌

E.肠寄生虫感染

题型:解答题

胞宫的功能有

A.主月经、孕育胎儿

B.主带下与月经

C.促进人体生长发育

D.出纳精气

E.主泻而不藏

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根据短文内容,从短文后的七个选项中选出能填放空白处的最佳选项。选项中有两项为多余选项。

A great life doesn’t happen by accident. It is the result of allocating (分配) your time, energy ,thoughts ,and hard work towards what you want your life to be . Stop setting yourself up for stress and failure, and start setting up your life to support success and ease. It is the result of using what you get in a creative and thoughtful way, instead of just what comes next .___76___.

S---Simplify. A great life is the result of simplifying your life. People often misinterpret what simplify means. It’s not a way to remove work from your life .__77__ . In order to create a great life , you will have to make room for it in yours first.

E---Effort. A great life is the result of your best effort. Creating it requires that you make some adjustments. It may mean re-evaluating how you spend your time ,or choosing to spend your money in a different way. Life will reward your best effort.

C---Create priorities.(首要事情).A great life is the result of creating priorities .It’s easy to spend your days just responding to the next thing that gets your attention, instead of intentionally using the time ,energy and money you have in a way that’s important to you .__78__.

R---Remove distractions. A great life is the result of removing distractions. __79__. Removing distractions can be a difficult concept to many people ,since they haven’t really considered that there is another way to live. Find ways to free up your mental energy for things that are more important to you.

T---Thoughts. __80___.Your belief in the outcome will directly determine how successful you are. Motivated people have specific goals and look for ways to achieve them. Believing there is a solution to the same old problems you encounter year after year is vitally important to creating a life that you love.

A.When you focus on simplifying your life ,you free up energy and time for the work that you enjoy and the purpose for which you are here.

B.A great life is the result of having reserves ---reserves of things ,time, space ,energy and money.

C.Today ,right now , is the right day to start to take a step in the direction of your heart’s desires.

D.Up to 75% of your mental energy can be tied up in things that stop your concentrating.E. Now please use “secrets” to fit your own needs and style ,and start creating your own great life today.

F. A great life is the result of controlling your thoughts so that you accept and allow for the possibility that it actually can happen to you !

G. Focus on removing the obstacles that get in the way of you making sure you are honoring your priorities.

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患者女性,34岁。咯血5年,近一周加剧,每日痰量>50ml,色黄带血丝。术前诊断,左上肺支气管扩张合并肺大泡,拟行左上肺叶切除术。

麻醉期间应考虑的对症处理包括()

A.注意手术步骤

B.及时吸引气道内分泌物

C.诱导避免肺内物质涌出堵塞呼吸道

D.诱导避免呛咳

E.麻醉前肺大泡己破裂,应先放闭式引流

F.间歇正压通气应采用较高压力

题型:解答题

在公差与配合图解(简称公差带图)中,确定偏差的一条基准直线,即()。

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