It is also bad manners to stay silent if your teacher asks you a question.

假如你的老师向你提问题，保持沉默是非常不礼貌的。

youdao

To me, you are like the plum flower in a blue, even if storm, even if the dry Jun splits, I will also silent stay and wait to belong to my blue plum flower, stubborn of wait for its blooming.

对我来说，你就像是一朵蓝色的樱花，即使狂风暴雨，即使干旱皲裂，我也会默默守候着属于我的蓝色樱花，固执的等待着它的绽放。

youdao

If you believe that somebody contacted you with illegal intentions, do not stay silent.

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