1 Don’t be angry 不要生气
2 Don’t come here.不要来这儿.
3 Don't make any noise.别发出噪音!
4 Don't buy that mobile phone.别买那个手机.
5 Don't talk in class!不要在课堂上讲话.
6 Don't let them play with fire.别让他们玩火.
7 Let’s not talk about it.我们别谈论它.
8 Let’s not go swimming there.我们别去那里游泳
9 Not this one.不是这个
10 Don't forget to post the letter,.请别忘了寄信.