论文部分内容阅读
Two boys are talking about the sun and the moon. Mike: Which one is more useful ( 有用的 ), the sun or the moon? Jim: Of course the moon is. Mike: Why? Jim: Because the moon is in the sky when it’s dark, but the sun is in the sky in the daytime when nobody needs it.
Mike: Which one is more useful (useful), the sun or the moon? Jim: Of course the moon is. Mike: Why? Jim: Because the moon is in the sky when it’s dark, but the sun is in the sky in the daytime when nobody needs it.