1·Mum, one third of the apples have gone bad.
妈妈，苹果的三分之一坏了。
2·The egg has gone bad.
这个鸡蛋已经坏了。
3·The fish has gone bad.
鱼坏了。
—— 《新英汉大辞典》
4·The meat has gone bad.
这肉已变质了。
—— 《新英汉大辞典》
5·All this fruit has gone bad.
这些水果腐烂了。
6·The meat has gone off (gone bad).
肉变味了(变坏了)。
7·The food has gone bad.
食物已经变坏了。
8·The rest of the milk has gone bad.
其余的牛奶都变质了。
9·The food in the plate has gone bad.
盘子里的食物已经坏了。
10·The rest of the eggs have gone bad.
其余的鸡蛋都变质了。