分析句子,应先找出句子的主干,然后再找出各自的附加成分。所谓“主干”,只是一种比喻的说法,是指单句的主语、谓语、宾语的中心语。抓主干时,一定要抓住句子中主要成分的中心语,否则就会造成失误。 那么,怎样才能准确地提取句子的主干呢?本文介绍一些常用的方法。 To analyze sentences, you should first find out the backbone of the sentences and then find out their respective additional components. The so-called “trunk” is just a metaphorical expression, which refers to the subject of the single sentence, the predicate, and the center of the object. When grasping the main body, we must seize the central language of the main components of the sentence, otherwise it will cause mistakes. So, how can we accurately extract the backbone of a sentence? This article describes some commonly used methods.