用英语说出这句话

不要在教室里吃东西，必须在餐厅里吃。

You must eat in the mess, food-taking in classroom is not allowed.

我们不得不在图书馆保持安静。

We have got to keep silence in library.

不要把脏盘子留在厨房。

Do not leave the greasy plates in the kitchen

我跑着去上学因为我不能迟到。

I ran to school as I couldn't be late for class.

在看电视之前我必须要读书。

I've got to read some books before watching TV

有很多的事情能做。

There are lots of things to do

我不高兴应为在家里有很多的规矩。

I don't feel happy as I'm restrained too much at home.

我在周末也不能放松因为我不得不去学钢琴。

I cannot cut myself some slack even in weekend as I've got to learn playing piano

父母们和学校制定规则来帮助学生，因此学生们必须要遵守。

Both parents and teachers make the regulations to help students behave well, so the students must follow strictly.

不要在课堂上吃东西。

Do not eat during class