keep an appointment的用法和樣例：
例句
- You should keep an appointment after you make it.
約好了就要守約。 - I know he is a man who keeps his appointment.
我知道他是個守約的人。
綜上所述的內容獨家首發創作，受著作權維護，圖片侵權必究
- 近幾日流行詞
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