Below is some information that you may find about sharks in the library.
Sharks have been around for a very long time.
It seems they have been on earth for thousands of years,
and have changed very little.
It seems they have been on earth for thousands of years,
A shark is a fish, but it has many differences from a fish.
For one thing, if a shark stops swimming,it will sink.
Not all sharks are alike.
There are between 200 and 250 kinds of sharks.
hey come in different sizes. The largest can be as long as 15 metres.
It eats plants from sea, but many sharks feed on fish,
other sea animals, smaller sharks and sometimes they cat dangerous
They have attacked a number of people off the beaches of America.
Australia, New Zealand and South Africa also have shark attacks.
In some places there are watchtowers on the beaches to warn people about sharks in the water.
When a shark appears, a bell rings to tell the people to get out of the water.
Sharks attack about 100 people a year in America.
Perhaps the shark just thinks that the person is a kind of sea animal.
or something good to eat!
Look and write
Look at the pictures below.
Choose one picture and write what you know about that animal
n. 接收端,沟渠,污水槽,散热器
vi. 下