题目内容：

    Many people like to see animals in the zoo. But do you know most of the animals in the zoo are very _______? Animals usually live in the forests or mountains. They like to live _______. But the life in the zoo is quite _______ from that in the forests and mountains. They have to stay in cages all day and wait for the zoo _______ to feed them. They can't come out of the cages. So they have to walk round and round.

The wildlife park can solve all these _______ for them. All the animals live _______ the open air everywhere in the park. They _______ stay in cages. They can run, jump and play with other animals happily. The most important thing is that they are free and happy, and they are protected there. People are not allowed to hunt in the wildlife park.

Some of the animals in wildlife parks are friendly, but some are fearful, such as lions, wolves and tigers. But it's not dangerous _______ the animals in wildlife parks. You can take a bus to see the animals. It will be very _______ if a tiger or a bear looks at you through the window. But don't worry. ________ will happen. You are quite safe inside the bus.

1.A. sad B. happy C. cute D. hungry

2.A. angrily B. freely C. happily D. sadly

3.A. same B. different C. busy D. difficult

4.A. keepers B. farmers C. doctors D. nurses

5.A. problems B. trouble C. questions D. troubles

6.A. on B. at C. in D. under

7.A. don't need to B. needed C. don't need D. needn't to

8.A. to look B. to notice C. to see D. to watch

9.A. excited B. exciting C. interested D. relaxed

10.A. Nothing B. Anything C. Everything D. Something