【导语】根据其是否能用作谓语，动词可分为谓语动词和非谓语动词。谓语动词在句中可用作谓语，而非谓语动词则不用作谓语(但可用作主语、宾语、补语、状语、定语等)。非谓语动词包括不定式、动名词、分词三种： He lives in Shanghai.他住在上海。(live 为谓语动词)
根据其是否能用作谓语，动词可分为谓语动词和非谓语动词。谓语动词在句中可用作谓语，而非谓语动词则不用作谓语(但可用作主语、宾语、补语、状语、定语等)。非谓语动词包括不定式、动名词、分词三种：
He lives in Shanghai.他住在上海。(live 为谓语动词)
I want to go home.我想回家。(want 为谓语动词，to go 为非谓语动词)
He enjoyed watching TV.他喜欢看电视。(enjoy为谓语动词，watching为非谓语动词)
He had his hair cut.他理发了。(had 为谓语动词，cut 为非谓语动词)
根据动作是否延续，动词可分为延续性动词和非延续性动词：延续性动词就是指所表示的动作可以延续的动词，非延续性动词就是指所表示的动作不可以延续的动词。如：
It rained for three days.下了三天雨。(rain为延续性动词)
He stayed away from the class for two days.他两天没去上课。(stay为延续性动词)
I waited for you for half an hour.我等了你半个钟头。(wait为延续性动词)
We watched the country out of the window.从窗口我们眺望田野。(watch为延续性动词)
She arrived yesterday evening.她是昨天晚上到的。(arrive为非延续性动词)
He left here three days ago.他三天前就离开了。(leave为非延续性动词)
They came to a wide river.他们来到一条宽阔的河边。(come为非延续性动词)
Mother bought us some new clothes.妈妈给我们买了一些新衣服。(buy为非延续性动词)
I found a wallet on the sidewalk.我在人行道上发现一个皮夹子。(find为非延续性动词)