阅读下面短文,从所给选项中选出能填入空白处的最佳选项,使短文通顺,结构完整,其中有一项是多余选项。
One day, while I was walking in my neighbourhood, I noticed a small lonely dog at the corner of a building. (1) I walked up to see what was wrong. He began to bark with fear. I looked at his eyes with kindness. Then I held out my hand slowly and touched him softly. (2) I found his front legs got hurt. I took the dog home and named him Kim. I looked after Kim for a month, and we became good friends. After work, I went back home. (3)
Last year, I had a bad toothache and needed to see the doctor. I knew pulling out a tooth must be painful. (4) Kim felt my feeling. He snuggled(依偎) on my legs and rubbed(蹭) my body with his head. Touching him made me relaxed and comfortable.
(5) We've had lots of happy and hard times together. In fact, no matter who we are, we need to give love and be loved.
A. That made the dog trust me.
B. So I was nervous about going to the hospital.
C. Over the years, Kim has been one of my closest friends.
D. Kim often ran after people and played with them happily.
E. It seemed that the dog was in trouble because he couldn't move.
F. When I opened the door, Kim welcomed me and jumped around me.