die 意为“死”，表示生命的结束，是不及物动词，不能用于被动语态；强调动作，是瞬间动词，不能与表示一段时间的状语连用。例如：
His father died five years ago.
他父亲去世五年了。
Plants and people will die without water.
没有水，植物就要枯死，人就要渴死。
die可以用于进行时态，表示“即将死去；奄奄一息”。例如：
He is dying. 他快要死了
dying 是die的现在分词，常用作形容词，意为“将要死的、濒临死亡的”。
dead 意为“死的”，是形容词，通常和be动词连用，表示死的状态，在句子中作表语或定语
His dog has been dead for two weeks.
他的狗已死了两周了。
The ground was covered with dead flowers.
地上覆盖着凋落的花
death 是die的名词形式，意为“死、死亡”
His mother's death was a great blow to him.
他母亲的去世对他是一个巨大的打击。
deadly adj。 致命的，死一般的，（指造成死亡的疾病或灾难）
常用短语
die from 意为“由于……而死”，但一般常用于由于外部创伤或间接的原因致死。如由于衰弱、饮食过度、劳累或不明原因致死：
The old man died from a car accident / a wound / disease / overwork / polluted air last year.
这个老人去年死于一场车祸/ 受伤/ 疾病/过度劳累/污染的客气。
die of意思同die from，但它一般指由于疾病、情感等原因引起的死亡。例如：
His grandfather died of liver cancer in 1992.
他的祖父1992年死于肝癌。
die out 意为“（家族、物种等）灭绝；绝迹”。例如：
Dinosaurs died out 65 million years ago.
恐龙在六千五百万年前灭绝了。
die down 逐渐消失，逐渐变弱
经典考题：用 die的适当形式 填空
1. The （ ）boy was saved by the doctor at last .
2. I heard of his father's （ ） when I got to his house .
3.His grandfather has been （ ）for many years.
4. Three days ago ,the old man （ ） in his own house .
5. I'm very sorry your dog is （ ）.
6. Marry's mother （ ）of cancer when she was a little girl.
7. He is so surprised at her （ ） .
8. The old man died 2 years ago. (同义句）
The old man （ ）（ ）（ ）for 2 years.
9. Cold can be very（ ）sometimes and causes thousands of （ ）across the world.
10. 火快灭了，请加点煤。
The fir is （ ）.Please get more coal .
Keys:
一 1.dying 2. death 3. dead 4. died 5. dead. 6. died 7. death 8. has been dead 9. deadly deaths
10. dying down
