Let me tell you something about sharks (鲨鱼). Sharks are among the oldest animals in the world.Most sharks are about two meters long and live in the oceans (海洋).
A shark can smell (闻) something in the water. For example, the blood (血) of animals.Sharks mainly eat fish, other sharks and plants in the ocean.
Most sharks bite (咬) people by mistake. When the sun goes down or comes up, sharks are looking food.
The numbers of ( 数量) sharks in the world is dropping (下跌) fast.
| A. That helps them find their food. B. So at these times people shouldn't go swimming in the ocean. C. People think sharks are in danger. D. There are over three hundred and fifty kinds of sharks in the world. E. They think a person is a large sea animal. F. Let's raise some money to help them. G. Today people kill sharks for food and their skin (皮). |
