(资料图)
1、一般来说没什么区别,不过他们引导从句时时所在的部分在句子中的性质有所区别罢了,provided所在的部分是过去分词短语充当状语。
2、而if引导的是一个条件状语从句,在句子中充当状语。
本文到此分享完毕,希望对大家有所帮助。
(资料图)
1、一般来说没什么区别,不过他们引导从句时时所在的部分在句子中的性质有所区别罢了,provided所在的部分是过去分词短语充当状语。
2、而if引导的是一个条件状语从句,在句子中充当状语。
本文到此分享完毕,希望对大家有所帮助。
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