题目内容：

听一篇短文，完成以下小题。

1.From the story, we know that Jack is ________.

A. Dick’s good friend    B. a large police dog

C. a young man

2.Dick walks his dog ________ every Saturday afternoon.

A. in his room    B. in the street    C. in the park

3.Jack felt ________ when Dick talked with his friend.

A. excited    B. interested    C. worried

4.Jack became very worried one afternoon because ______.

A. he couldn’t be taken out for a walk at the usual time

B. a young man came to visit Dick that afternoon

C. Dick walked around his room several times