1.A year later my dog died.
一年后我的狗死了。
elm trees are all dying .
那些榆树全都奄奄一息了。
watched helplessly as his mother died an agonizing death .
他无助地看着母亲痛苦地死去。
suddenly, the engine coughed, spluttered and died.
接着，发动机突然咔咔地响了几声，然后就熄火了。
cigarette glowed brightly, then died.
她的香烟燃起一阵亮光，然后就熄灭了。