He offered the boys some coffee. They declined politely.
他問那些小伙子要不要來點咖啡，他們婉辭了。
I gave it back politely.
我很客氣地把它還了回去。
You can say 'with due respect' when you are about to disagree politely with someone.
（發表不同意見前的謙語）恕我冒昧，恕我直言
The audience are strangely subdued, clapping politely after each song.
觀眾們出奇地安靜，只是在每首歌結束后報以禮貌性的掌聲。
Both boys had good manners, politely shaking hands.
這兩個男孩都很有禮貌，友好地握了手。