选择单词，用其适当的形式填空，使短文意思正确、通顺。（每词限用一次）
There are many different kinds of animals in the zoo. We see the zookeepers give (1)________ food to eat.
They don't (2)________ to find food for themselves. They just eat, walk and sleep all day. So many of us think
that the animals there (3)________ happy. But most of them are sad. Why? They aren't (4)________!
Animals (5)________ monkeys and tigers usually live freely and (6) ________ in forests or mountains.
Tigers, for example, run, jump and play with their (7)________ and catch small animals for food. But now they
have to (8)________ in the small rooms in the zoo. Their life there is (9)________ from their life in the forests.
Now all of us think animals should go (10)________ to the forests. Do you think it is true?

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