题目内容：
The word "smog" first appeared in 1952.
A．Right B．Wrong
C．Not mentioned
参考答案：
答案解析：
单选题：The word "smog" first appeared in 1952.
- 题目分类：理工类
- 题目类型：单选题
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B．Wrong
C．Not mentioned
B．Wrong
C．Not mentioned
Such a database would be extremely costly to set up.
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请将显示器的屏幕分辨率设置为800×600像素，颜色质量设置为【最高(32位)】，将显示器的DPI设置为【正常尺寸(96
请将显示器的屏幕分辨率设置为800×600像素，颜色质量设置为【最高(32位)】，将显示器的DPI设置为【正常尺寸(96DPI)】，并要求设置【在应用新的显示
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This passage is aimed to__________
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