摘 要: | The Fish Net"Can you tell me what fish net is made,Ann?"asked the teacher."A lot of little holes tied together with strings."replied the little girl.鱼网“你能告诉我鱼网是用什么做的吗,安?”老师问道。“把许多小孔用绳子拴在一起就成了鱼网了。”小女孩回答道。A Physics Examination Once in a physics examination,Nick finished the first question very soon,while his classmates were thinking it hard.The question was:when it thunders why do we see the lighting first,then hear the thunder rolls?
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