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The Beck Zoo is in Canada. They d　 1　　 have cages(笼子). They put the animals in a big place. The Indian elephants and African tigers are all in the same place h　 2　　 . Visitors(游客) can w　 3　　 the animals b　 4　 a big piece of glass. They can see how the animals l　 5　 together there. The zoo has a river in it. Many ducks are in the river. When you visit the zoo, you can’t give f　 6　 to the ducks. Many of the animals are from Canada. Sometimes the zoo gets animals from o　 7　 countries. They get two pandas f　 8　 China. The pandas are called Lingling and Feifei. People in Canada love the pandas very much.

    Years ago, many zoos kept all kinds of animals in small cages (笼子). Small cages made it e 1  for people to see the animals, but a small cage is not a good place for an animal to l  2  in.

    Today zoos keep animals in d  3  kinds of cages. The cages are very b  4  and open. They usually have plants and a little lake. The c  5   look like the animals’ wild habitats (栖息地).

    Zoos help to p  6  all kinds of animals. They protect animals in the zoo and they protect animals in the wild. How do they do this? Zoos show people h  7  animals live in the wild.

    Many plants and animals are going extinct. Mammoths, which are related (有关联的) with Asia elephants, are now extinct. There are n  8  mammoths in the world today. Scientists s  9     that seventy-four different kinds of living things go extinct every day!

    Zoos are working together to s  10  animals from going extinct.

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       SAM is a dog who lives in Maryland，US．But is   1  a painter．And some of his paintings have sold for $1，700．

       Sam holds a special paintbrush in his mouth to paint．Mary Studebaker，Sam’s owner，said Sam loves painting and can do it for   2  ．“He loves to work in different colors．He paints his paintings with    3    colors first and then moves onto lighter ones．” She said．

       Mary，the owner of a dog service center，took in 6-year-old Sam four years ago．She   4   the idea of teaching Sam to paint    5   seeing reports about animal painters．“I saw dolphins paint and elephants paint，so I thought，why not a dog?” Now the money from the dog’s art sales  6  to keep the dog service center open．

       “Sam’s paintings have been   7   at New York galleries （美术馆）．Art lovers have come from far away just to buy his work，” Mary said．“We even had one woman who   8   her dog one of Sam’s paintings as a birthday present．”