短文填空 根据短文内容及首字母提示,补全空格内单词(10分)

It was Sunday morning. A butcher(屠夫) heard the doorbell and thought it must be a customer. But he was s  to see that a dog was coming into his shop. The dog had $10 and a note in i  mouth. The butcher took the note and read it. It said,“10 pork chops(排骨), please.”So the butcher took the money and p  a bag of chops in the dog’s mouth.
Then he q   closed the shop because he decided to follow the dog. He found that the dog walked across the road and went to a bus stop. When a bus a   , the dog checked the number and then got on the bus. After a moment, the dog s up on his back paws to push the “stop” button(按钮). The bus stopped and the dog got o . Then the butcher followed it to get off the bus.
The dog ran to a house and dropped the bag in front of the front door. It then began to beat its head against the front door. After a while, a big man opened the door and began s   at the dog. The butcher ran up and said to the man angrily, “What are you doing? Your dog is a genius(天才).”The o   of the dog said loudly, “Genius? No way! I always tell him to take the keys when he goes to the stores.  But he never l to me!”