B类IP地址的范围是()。
参考答案:128.0.0.0-191.255.255.255
“祸兮,福之所倚;福兮,祸之所伏”是下列哪位思想家的观点[ ]
A.老子
B.孔子
C.墨子
D.韩非
开放作文。
请根据下面提示,写一篇短文。词数不少于50。
In your English class, the teacher shows the picture below and asks the class to discuss it. Your
classmates may have different understandings. Look at the picture carefully and tell the crass how
YOU understand it.
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