Mum, er...I don't feel very welll. I'm afraid I can't go to school. 妈妈，哦，我感觉不太舒服，恐怕我不能去学校了。

Don't play tricks on me. It's always the case! 别和我玩花招，老是这样。

How could you be so rude? 你怎么可以这么粗鲁呢？

Don't shout at me like that. How could you be so rude? 别对我那样大喊大叫，你怎么可以这么粗鲁呢？

I really hate waiting. Why don't you be quicker? 我真讨厌等人，你为什么不能快点呢？