以我最喜欢的恐龙写一篇英语作文40个字

About 255 million years ago,the planet emergence of a new class of reptiles.Like al
l reptiles,they are the descendants of the eggs hatching out of their skin covered with scales,impervious,and this is the dinosaur.Emerged from the demise of the dinosaurs until,up to rule the Earth 1.6 billion years old.

　　《春望》作者：杜 甫　　国破山河在，城春草木深。