Run-on sentence(转载)

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　　在英语的书面语里，一个并列句里的两个或两个以上的简单句之间如果没有连词（ＡＮＤ，ＢＵＴ，
　　ＯＲ），一般应当用分号，而不能用逗号。
　　如果用逗号便是错误的，有这种错误的句子叫做ＲＵＮ－ＯＮ　ＳＥＮＴＥＮＣＥ。如：
　　The exam was postponed,the class was canceled as well.
　　I took lots of vitamin C, however,I still came down with the flu.
　　改正ＲＵＮ－ＯＮ　ＳＥＮＴＥＮＣＥ的方法有：
　　1）用句号和大写字母
　　The exam was postponed．The class was canceled as well.
　　I took lots of vitamin C.However,I still came down with the flu.
　　2) 用逗号+一个连接词（AND,BUT,FOR,OR,NOR,SO,YET)
　　The exam was postponed，and the class was canceled as well.
　　I took lots of vitamin C,but I still came down with the flu.
　　3) 用分号
　　The exam was postponed;the class was canceled as well.
　　I took lots of vitamin C;however,I still came down with the flu.