你会运用动词need吗？（中学英语重点语法）

文章目录 [+]

一，行为动词need

当need做行为动词的时候，可以做及物动词vt，后面要有宾语的（人教版教材哀求学生首先节制做及物动词用法），其形式与普通行为动词行为一样。

你会运用动词need吗？（中学英语重点语法）你会运用动词need吗？（中学英语重点语法）智能家居

I need a book on the train. 我在火车上须要一本书。
（下列是名词做宾语）Do you need help? Yes, I do. 你须要帮忙吗？是的，须要。
I don't need any help. 我不须要帮忙。
How many people do you need? 你须要几个人？How much money does your uncle need? 你叔叔须要多少钱？I need to read some books. 我须要看点书了。
（动词不定式做宾语）I need something to drink.我须要一点喝的。
（动词不定式做定语）I need a few people to help. 我须要几个人帮帮忙。
（动词不定式做定语）

二，情态动词need

你会运用动词need吗？（中学英语重点语法）你会运用动词need吗？（中学英语重点语法）智能家居

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need作为情态动词用，不能用于肯定句。
只能用于否定句和一样平常疑问句中。

You needn't finish your work today. 你们没有必要本日就完成事情。
Need we arrive tomorrow? No, you needn't. 我们必须来日诰日到吗？不用。
Need we get there tomorrow? Yes, you must. 我们必须来日诰日到达那吗？是的，必须的。
We needn't take a bus there, because it is only 500 metres from here. Let's go. 我们没有必要乘公交车了，由于只有500米远。
咱们走吧。

三，need have done 表示过去没有必要做某事，但是已经做过了

You needn't have driven here, because it's only two kilometers from your home. Please park your car in the yard which my father built three years ago.你没有必要开车来，由于离开你家只有两公里远。
请把车停在院子里吧，那个院子是我爸三年前建的。
Tom needn't have cheated in the history exam yesterday. That will make him become more dishonest. He needs to work hard at all his subjects. 汤姆昨天没有必要在历史科目考试的时候作弊，那样会使他变得更不老实。
他须要现在就努力学习他所有的科目。
You needn't have spent so much time on math. If you had spent more time on English, you would have got a higher total score. 你之前没有必要在数学上投入那么多韶光。
如果你在英语上花了更多韶光，你上次考试的总分就赶过很多了。