But for her help, I should have failed.
如果没有她的帮助，我早就失败了。
But for your advice, I should have failed.
要不是你的忠告，我会失败的。
But for your advice, I should have failed.
要不怎么你的忠告，我会失败的。
If it had not been for his help, I should have failed.
如果没有他的帮忙，我应该已经失败。
If it had not been for his help, I should have failed.
假如没有他的协助，我应该已经失败。
If it had not been for his help, I should have failed.
假如没有他的协助，我应该已经失败。
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