成语“独善其身”出自（）。A、《论语》 B、《孟子》 C、《庄子》 D、《中庸》

关于工作时间的说法，正确的是（）。

A.用人单位应当保证劳动者每周至少休息1日

B.用人单位可以自行决定实行不定时工作制

C.用人单位实行综合计算工时工作制应当向劳动行政部门备案

D.职工全年月平均制度工作天数是21.75天

站点管理员要具备哪些基本技能？

文溯阁是专为收藏《四库全书》而建，其建筑形式仿宁波天一阁。( )

阅读短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

     Have you ever tried to hold your breath for a long time and then let it out slowly? 1.____ For thousands

of years, people have used yoga to help search for happiness and contentment.

     Students of yoga often study for as long as 20 years before becoming masters, or yogis. 2.____ These

exercises are designed to put the students in good physical condition. Then they can concentrate on deep

religious thoughts without worrying about physical discomforts. 

     Many yoga exercises involve putting the body into difficult positions. Some of them are very hard to learn.

But yogis train themselves to remain in a certain position for hours or even days. They are taught to overcome

the physical discomforts of holding these positions. Other exercises and rules teach concentration. 3.____ This

kind of concentration is called meditation. 

     4.____ They claim that it makes them feel relaxed and peaceful. Some people say that it makes them feel

better-just as good exercise does. But other people claim that it is a way of achieving a strong religious feeling.

5.____

     The word yoga itself comes from an ancient Saqgkrit word meaning "union". What kind of union do you

think the word refers to? Why would people want to have this kind of experience?

A. They learn many different physical exercises.

B. Because most yogis believe in Cod.

C. Yogis feel this is the key to finding inner peace.

D. Meditation is a state that one feels peace in his mind.

E. These people say that meditation helps them feel much closer to Cod.

F. This is one of the techniques of an ancient Indian discipline known as yoga.

G. Yogis and many other people practice meditation.

下图所示，如果a接受适宜刺激，则（）。

A.不会引起e收缩

B.神经细胞b与d的兴奋是同步的

C.在c处，兴奋由电信号转变为化学信号，再转变为电信号

D.一般情况下，e中细胞将消耗蛋白质分解释放的能量