水准测量时对某一水准尺进行观测时的基本步骤是粗平、瞄准、（）和读数。

阅读理解。

     The moon travels around the earth. The moon does this because gravity pulls it. Gravity is the pulling

action of large objects such as planets and stars.

     Most nights, the moon is the brightest thing in the sky. This is because it reflects light from the sun.

It's hot during the day on the moon. When the sun is overhead, the temperature is 243℃. At night, the

temperature drops. The temperature at night maybe -163℃, A sunny day on the moon could kill you. But

then, so could the night.

     What we see of the moon changes from night to night. The shapes the moon appears to have are the

phases (阶段) of the moon. The picture on the left shows the different phases of the moon.

      1. New Moon - You can't see the moon even though no clouds cover it.

      2&8. Crescent Moon - You can see less than half of the moon.

      3&7. Half Moon - You can see half of the moon.

      4&6. Gibbous Moon - You can see more than half of the moon.

      5. Full Moon - You can see the whole moon.

1. This passage mainly tells us about _____.

A. the sun

B. the moon

C. gravity

2. When the sun is overhead, the temperature on the moon is _______.

A. as high as on the earth

B. much higher than

C. lower than on the earth

3. Picture ______ shows us Gibbous Moon.

4. On Mid -autumn Day, we can see the moon at the place of _____ in the picture.

A. No. 1

B. No. 3

C. No. 5

5. Which of the following statements is Not True?

A. The moon is changing its own shapes all the time.

B. The moon travels around the earth because gravity polls it.

C. If there is no sunlight at all, we can't see different phases of the moon.

腹股沟直疝的疝囊颈位于（）

A.腹壁浅动脉外侧，腹股沟韧带上方

B.腹壁浅动脉内侧，腹股沟韧带上方

C.陷窝韧带外侧，腹股沟韧带下方

D.腹壁下动脉外侧，腹股沟韧带上方

E.腹壁下动脉内侧，腹股沟韧带上方

人的眼睛像一架神奇的照相机，晶状体相当于凸透镜，视网膜相当于胶片，通过晶状体的调节将远近不同的物体成像在视网膜上．如图所示是不同位置处的两个物体的成像示意图，由图得出：眼睛看近处的物体时，晶状体的焦距______（选填“变大”、“变小”或“不变”）．

人眼若长期观察近处物体，会造成晶状体过度弯曲，当他看远处物体时，像会成在视网膜的前方，应戴______透镜制成的眼镜加以矫正．

设备一般包括以下几种（）。

A.生产工艺设备

B.辅助生产设备

C.科学研究设备

D.办公室设备

（）是对服务模式进行简要解释，对模式核心、特点等相关内容从专业角度进行阐述。

A、模式释义

B、具体内容

C、实施思路

D、操作说明