动词 谓语动词 时态 语态 非谓语动 词 不定式 动 名词 分词 现 在分词 过 去分词 动词的分类动词的分类 1 ，及物动词和不及物动词 Jim worked hard than I . Look! They are planting trees 2 ，延续性动词和非延续性动词 Tom has bought the book for three years. Tom has had the book for three years. Tom bought the book three years ago. 3 ，情态动词、助动词、联系动词。 The students mustnt smoke in the campus. Mr. wang didnt get to the company on time. The trees turn green every time spring comes.时态：根据谓语动词所发生的时间对句子进行分类。 1, Iboughtthisradiohereyesterday,butitdoesntwork. 2,Selecting a mobile p
