自考英语:but的用法
自考英语:but的用法 but除去，除开
（1）but作介词不能放在句首，它后面除了像其他介词一样可跟名词和代词外，还可跟介词短语、形容词、不定式和从句。
Everyone but me was tired.(代词)
Finally,we had packed everything but the typewriter.(名词)
The car is anything but slow.(形容词)
Put it anywhere but on the floor.(介词短语)
We had no choice but to obey him.(不定式短语)
We know nothing of our new neighbour but that he was a Cambridge graduate.(从句)
注意：在do nothing but和there is nothing to do but后面的不定式通常省略to。
These women there did nothing but complain.
There was nothing to do but wait until he came back.
(2)区分介词but与连词but
Everyone had a good time but John.(介词)
The students had a good time but not John/but John did not.(连词)
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