need的用法
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need的用法篇(一):need的三种用法,如need to do sth
need”作为情态动词的用法一、need表示“需要”或“必须”,通常用于否定句,疑问句,条件句.例如：1．You needn"t do it again．你不需要重复做了.2．He needn"t worry about it．这件事他无需担心.3．Need he do this homework first?他需要先做这些作业吗?4．Need they fill in the form?他们需要填表吗?二、在否定句中,可以用need的否定形式＋不定式完成体.例如：1．We needn"t have worried．其实我们不必要慌.2．You needn"t have mentioned it．你本来不必提起这件事.3．You needn"t have said that when he asked．当他问的时候,你其实不必要说.三、needn"t后的不定式间或也能用进行式或被动语态.例如：1．He needn"t be standing in the rain．他不必要站在雨中.2．We needn"t be waiting in this place．我们不必要在这儿等.3．The hedges needn"t be trimmed thisweek．本周树蓠不必要整修.四、其一般疑问句的答语,肯定用must,否定用needn"t.Need I go with her?我需要和他一起去吗?Yes,you must.是的,你需要去.No,you needn"t.不,你不必去.编辑本段“need”作为实义动词时,通常用法是人＋need ＋to do 物＋need ＋doing 物＋need ＋to be done 例如：The room needs cleaning = The room needs to be cleaned.房间需要打扫了.另外,“need”作实义动词时后还可以直接跟名词.请看下面的例子：It is a question that needs very careful consideration．这是一个需要慎重考虑的问题 很简单的方法区别情态动词与实义动词：当need为情态动词时,意思是“必要”,否定为"needn"t",后面大多接动名词,表示动作； 当need为实义动词时,意思是“需要”,否定为"don"t need",后面大多跟名词.
need的用法篇(二):need的具体用法我们老师和我们说don"t need to do sth.,但我还是搞不清楚,求具体的need做情态动词和实义动词的用法和怎么区别!
“need”作为实义动词时,通常用法是 人＋need ＋to do 物＋need ＋doing 物＋need ＋to be done 例如： The room needs cleaning = The room needs to be cleaned. 房间需要打扫了. 另外,“need”作实义动词时后还可以直接跟名词.请看下面的例子： It is a question that needs very careful consideration．这是一个需要慎重考虑的问题 很简单的方法区别情态动词与实义动词：当need为情态动词时,意思是“必要”,否定为"needn"t",后面大多接动名词,表示动作； 当need为实义动词时,意思是“需要”,否定为"don"t need",后面大多跟名词.作情态动词 1．need作情态动词无人称或数的变化, 后接动词原形,多用于否定句和疑问句中.如：You needn"t worry.你不必担心. 2．由need引出的一般疑问句,肯定回答常用must或have to;否定答语常用needn"t. 如： —Need I answer the question? 我需要回答那个问题吗? —Yes, you must. /Yes, you have to.是的,你必须回答./是的,你得回答./No, you needn"t.不,不必了. 3．由must引出的一般疑问句,肯定回答用must,否定答语用needn"t或don"t have to.如： —Must I do the work now? 我必须现在干这个活吗? —Yes, you must /have to.是的,你必须做./No, you needn"t /don"t have to. 不,你现在不必做.
need的用法篇(三):need的用法细则
need:语气较重,指需要必不可少的东西,强调急需.v.需要,必需v.You look tired.You need a good rest.v.你看来累了.你需要好好休息一下.v.需要v.You look tired.You need a good rest.v.你看来累了.你需要好好休息一下.v.If I need you to come and help,I"ll call you.v.如果我需要你来帮忙,我会打电话的.v.If the ground is too dry,then you need to water it.v.如果地面太干燥,那么你就需要给它浇浇水.v.You needn"t have waited for me,I had told you before.v.你本来不需要等我的,我之前跟你说过了.v.必需v.You need some warm clothes for the winter.v.冬天来了,你必需准备一些保暖衣物.v.I need to spend more time studying.v.我必需花更多时间来学习.n.需要,必要,缺乏
