阅读下列短文,根据短文内容从每题所给的A、B、C、D四个选项中选出最佳选项。I was happy because I worked short days today in the animal hospital. The worker opened the door at 9 am. She also made everyone a cup of tea or coffee. We fed the animals. About 10 am, pet owners(宠物主人) started to arrive with their sick pets. My assistant(助手) examined(检查) them. I was busy doing the paperwork . I used about two hours to have lunch and finished all my paperwork.
At 2 pm, I started to see new sick animals. At 5 pm, three students from a nearby school came to help out. They are very kind and warm—hearted. From 5 pm to 7 pm, I still saw sick animals.
At 7 pm, we closed our doors. We fed and cleaned the animals. Then, we turned off the lights and went home. It was a really meaningful day.