Huang(2013) proposes a rule for coordinate connectives and holds that the coordinating conjunction that can match the English word and has not been grammaticalized in Chinese,though 'ranhou(然后)' in natural oral Chinese comes closest to being such a general conjunction. Based on a large number of language facts, this article reveals 'erqie(而且)'conforms to all features of a general coordinating conjunction, a better example than 'ranhou(然后)'.'erqie(而且)' is being grammaticalized to a coordinating conjunction in natural oral materials and t...