动词短语
中文翻译：做出承诺
同义词：
['swear', 'make an oath', 'vow例句：1. I made a promise to my best friend that we would finish the project together.（我向我最好的朋友许下承诺，我们将一起完成这个项目。）']
例句：
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1. I made a promise to my best friend that we would finish the project together.
我向我最好的朋友许下承诺，我们将一起完成这个项目。
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2. She promised her boss that she would be there on time every day.
她向老板承诺，她会准时每天到那里。
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3. The couple made a promise to each other that they would never leave each other.
这对夫妇互相许下承诺，永不离开对方。