（英语）用mustn't造一个句子

you mustn't hurt anyone

The teacher wants me to make a sentense with the word " mustn't"

haha joking only

now siriously

He mustn't leave the police station until the police allow him to.

you mustn't go there,it's dangerous!

mustn't是禁止的意思
You mustn't go fishing here.
禁止在这儿钓鱼。