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The phrase “I couldn’t have done it without someone/something” is a polite way to say that this person or thing was necessary toyour success.
短语“I couldn’t have done it withoutsomeone/something（没有某人/某事我就做不到）”，是礼貌表达该人、该事是你走上成功之路上必不可少的因素。
When saying this phrase, remember toalways use the negative “couldn’t have + pp.” If the positive “could have + pp” is used, thenit sounds like you could have done thisaction on your own, and the other person’shelp was unnecessary.
当你说这个短语时，你要记得使用否定形式“couldn’t have+过去分词”。如果使用肯定形式“could have+过去分词”，这句话听上去就是你靠自己就能完成这项动作，其他人的帮助并不重要。
Here are some examples:
以下是一些例句：
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