新概念英语第一册语法总结:need的用法need的用法 表示“需要”时为实意动词,后面可以加名词,也可以加不定式:I need a pen.Do you need any beer? No, I dont.I need to have a rest.Need doing=need to be done (表示被动)The flowers need watering. =The flowers need to be watered. 花需要浇水。 need在否定时做情态动词使用:You neednt go so early. (=You dont need to go so early.)Must I clean the desk right now? No, you neednt.