现代汉语的单句，可以按句元划分句型。首先分出显元句（句元显现）、隐元句（句元隐含）。显元句又可按句元数目再分为一元句、二元句、三元句等；拥有两个以上句元的句子称为多元句，多元句可以按句元同的关系分类。 夏元句是特殊的二元句，前出句元、后出句元相互重复（由同 A single sentence in modern Chinese can be sentenced to sentence patterns. The first separation of significant yuan sentence (Sentence appear), hidden yuan sentence (Sentence implied). Explicit sentences can be subdivided into one sentence, two sentences, three sentences according to the number of sentences; sentences with more than two sentences are called multiple sentences, and plural sentences can be classified according to the same relationship of sentences. Xia Yuan sentence is a special two-sentence, sentence before the sentence, after the sentence repeated each other (by the same