When someone says extinct(灭绝的) animals, you may think about dinosaurs(恐龙). But now many other animals are becoming less and less in number. These animals might disappear from the earth very soon. Take a look at the following animals. They are all in danger.
The African Elephant
The African elephant is a clever animal. It has a very good memory. But people kill it for its tusks(长牙). Half of the African elephants have disappeared.
The African Lion
The African lions have nowhere to live because of wars in Southern Africa. Besides, hunters and farmers often kill them.
The Tortoise
George is a tortoise. It is the last Pinta Island(平塔岛) giant tortoise. It was found in 1971. Now it lives in a research station. It can still live for another 200 years. But it is the last one of this species(物种) of tortoise.
The Tadpole Shrimp(蝌蚪虾)
Maybe you’ve never seen a tadpole shrimp. This is one of the oldest species on the earth. People have found them in fresh water pools on four continents(州). A tadpole shrimp can only live for two months or less.
When someone says extinct animals, you may think about____?

A．monkeys

B．dinosaurs

C．pandas

D．tigers

People kill the African elephant for its_____

A．fur

B．tusks

C． nose

D．ears

According to the passage, we know that George ____.

A．is the name of a scientist

B．is 100 years old

C．is the last one of its species

D．was born in 1971

The tadpole shrimp____.

A．is in danger because of its special illness(疾病)

B．lives on four continents

C．lives in a research stations now

D．is the second oldest species on the earth

Which of the following is TRUE?

A．A tadpole shrimp can live for 100 years.

B．The number of some animals are becoming smaller and smaller.

C．All the animals in the world are in danger of extinction

D．African elephants have nowhere to live.