当某一生产过程处于稳定状态时，其直方图（分布曲线）的形状为（）。

A、正弦曲线

B、高斯曲线（正态分布）

C、锯齿波

D、方波

根据汉语提示，完成下列句子。

1. What do you ________ ________ (觉得) the picture?

2. Many people like living in a house ________ (有) a garden.

3. They ________ (从来没有) play computer games on school days.

4. Many people ________ ________ (受伤) in this traffic accident.

5. — What time ________ the meeting ________ (结束)? — At half past eleven.

6. The bank is ________ ________ (在对面) the hospital.

7. Michael is ________ ________ (寻找) an apartment near our school.