本文在王还(1983)的基础上,集中从以下几个方面进一步探讨“都”与all的差异以及“都”本身的语法语义特征。(Ⅰ)尝试解释汉语中“都”与其所指词之间的一致关系;(Ⅱ)按照all的词性分类,对“都”和all作了更细致的比较,为学汉语的学生、教汉语的老师理清all与“都”的异同;(Ⅲ)讨论“是”字结构中的“都”与主宾语的数量关系,进一步解释王还论文中几个有争议的例句;(Ⅳ)从对外汉语教学的角度出发,对“都”句作出分类并提出一些教学建议。 Based on Wang Hsiang (1983), this article focuses on the following aspects to explore the differences between “都” and all and the grammatical and semantic features of “都” itself. (Ⅰ) try to explain the consistent relationship between “Du” in Chinese and the words it refers to; (Ⅱ) Comparing “Du” with all in detail according to the part of speech classification of all, (III) discusses the quantitative relationship between “Du” and the subject in “Yi” structure and further explains several controversial sentences in Wang’s thesis; (IV) From From the perspective of teaching Chinese as a foreign language, we classify the “Du” sentences and put forward some teaching suggestions.