本文考察了2—5岁儿童习得和运用“把”字句的情况.详细描写了儿童“把”字句的句法结构类型(九大类十七小类).分析了习得过程中的一般发展趋势和心理、语言机制及一些特点。本文的考察结果把有些材料反映的3岁左右儿童句中出现“把”字句的情况在时间上提前到2岁左右,并验证了朱德熙先生关于“把”字句不是“主—动—宾”句式的变式而跟受事主语句关系密切的论断。 This article examines the acquisition and use of “ba” sentences by children aged 2-5 years, and describes in detail the types of syntactic structures (nine categories and seventeen subtypes) of children’s “ba” sentences. It analyzes the general development in the acquisition process Trend and psychology, language mechanism and some characteristics. The result of this paper advances the situation of “Ba” sentence in the sentences of 3-year-olds and so on reflected by some materials to two years old in time and verifies that Mr. Zhu Dexi’s remark about “Ba” is not “主 动 - 动 宾” Variants of the sentence with the subject statement closely related to the assertion.