动词短语
中文翻译：发誓
同义词：
['promise', 'swear', 'vow', 'pledge例句：1. I swear to you that I will never forget our friendship.（我向你发誓，我永远不会忘记我们的友谊。）']
例句：
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1. I swear to you that I will never forget our friendship.
我向你发誓，我永远不会忘记我们的友谊。
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2.She promised to help him with his homework.
她承诺会帮他做作业。
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3. They vowed to never let their children grow up without knowing their parents.
他们誓言永远不让孩子们在没有父母的情况下长大。