until的正确用法

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下面是小编整理的一些关于until的正确用法，希望让大家更好地认识until这个单词，提高英语水平。

until的句型

　　1.肯定句(延续性动词)+until+句子.

I will wait until he returns.我一直等他回来.

肯定句(延续性动词)+until+名词或名词短语.

I waited for him until 12 o’clock.

　　2.否定句(瞬间动词)+until+句子.

my mother had no idea of it until I told her.

否定句(瞬间动词)+until+名词或名词短语.

I won't leave until 12 o'clock.

　　l强调句

结构：It is/was not until +从句/表时间词语+that +肯定句.

It was not until I told her that my mother had any idea of it.

l倒装句(否定句才能倒装，因为具有否定意义的词或短语在句首，句子部分倒装)

结构：Not until+从句/表时间词语+主句(倒装)Not until 12 o'ckock will I leave.

　　until肯定句,否定句用法

方法一,句中谓语动词是延续性动词,用肯定句.句中谓语动词是瞬间动词(非延续动词),用否定句或含有否定词的句子.

方法二,和汉语意思一致,看句中动作是否做了，做了用肯定句,没做用否定句.

方法一与方法二并不矛盾,写句子时可任选其一.

注意:做选择填空题时否定句包括含有否定词的句子,最好先看一下答案有无until,如有先填一下看是否正确,如不行,再选其它答案.

　　更多例句解析:

1.直到雨停他才离开.

解析:离开是瞬间动词应用否定句,离开这个动作在雨停前没做(没离开),是否定,所以用否定句,所以句子写成,He didn't leave until the rain stopped.

强调句It was not until the stopped that he left.

倒装句Not until the rain stopped did he leave.

2.直到他妈妈回来他一直在看电视.

解析:看电视是延续性动词应用肯定句,看电视这个动作在妈妈回来前做了,是肯定,所以用肯定句,所以句子写成,He was watching TV until his mother returned.