新概念一册语法点 新概念英语第一册语法总结：need的用法

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 don’t.
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 needn’t go so early. (=You don’t need to go so early.)
Must I clean the desk right now? No, you needn’t.