Abstract
The article discusses the basic grammatical features of simple sentences, which are the main object of syntax. In particular, the article reveals the difficulties in recognizing the syntactic structures in Chinese as sentences and the reasons, the language data. The conclusions concerning the sentence theory in Kazakh linguistics are analyzed in order to demonstrate the features of the Chinese language when it is needed. The views of scientists regarding the predicativity, modality, and intonation of the main grammatical features of sentences in general linguistics, as well as the problems, syntactic structures in Chinese with respect to these features are specified in the given research article. In order to demonstrate the features of the syntactic structure in Chinese language, linguistic data were compared with the Kazakh language, it was substantiated that the main grammatical feature for determining the predicative structure in Chinese as a sentence is intonation, which is explained by the lack of a grammatical form of the Chinese language.