六、阅读短文，选择正确的答案。
Around the world, many wild animals are in danger of extinction (灭绝) because they have no place to live in. Endangered wild animals live all over the world and you may find some in your hometown. Here are some steps for protecting endangered animals.
Step 1
Find out what animals are in danger. Spend some time learning about the animals and what their favourite places are.
Step 2
Do something for nature reserves. Nature reserves are good places to help protect endangered animals. You can give some money or spend your time helping the nature reserves to protect endangered animals.
Step 3
Never buy any things that are made from endangered animals or do harm to endangered animals or their living places.
Step 4
Join an endangered animal organization. You can “adopt” an animal through these organizations.
( )1. Why are many wild animals in danger of extinction?
A. Just because they don't have fresh air to breathe.
B. Because they have no place to live in.
C. Because they don't have enough food and water.
( )2. What can we do to protect endangered animals?
A. We can buy something that is made from endangered animals.
B. We can give them some food.
C. We can learn about the animals and what their favourite places are.
( )3. What are nature reserves?
A. Nature reserves are places for all animals to live in.
B. Nature reserves are places to help people protect all animals.
C. Nature reserves are good places to help protect endangered animals.
( )4. What does the underlined word “adopt” mean?
A. 领养
B. 购买
C. 贩卖
( )5. What's the main idea of the passage?
A. Tell people how to protect endangered animals.
B. Advise us to join an endangered animal organization.
C. Give some money to the nature reserves.

1. B；2. C；3. C；4. A；5. A