用恰当的词语填空，完成对话。每空一词。

Bruce: Hi, Susan, what 1           you doing at this time yesterday? I called you to watch a movie, but

nobody answered.

Susan: Hi, Bruce, I was walking my dog in the park.

Bruce: Oh. You are 2             a pet dog, aren’t you?

Susan: Yes, I am. I think dogs are really 3             animals. And they can share happiness and sadness

with us.

Bruce: But sometimes dogs are dirty and make our rooms untidy.

Susan: Well, I often wash my dog and teach him to be polite.

Bruce: Then you must 4            much time on your pet. I 5            golden fishes to dogs. It’s easier to

keep fishes. I don’t need to wash them.