They ruin it for everybody.
真是害群之馬
And you had to ruin it for him, didn't you?
還有你,你非得替他毀掉這事,是不是?
tear up 撕成碎片
Few expect to tear up their rulebooks.
幾乎沒有人有撕毀自己規則手冊的打算。
I suggest that you tear up the composition and start over again.
我建議你把這篇作文撕掉,再從頭開始寫。
n. 作文,著作,組織,合成物,成份