There is a photo of two boys on the wall of my room.They are in front of a big house and they look happy.Well,the boy on left is Qin Fa and the boy on the right is Tu Gong.They are my friends.At that time,they were twelve years old and in Miss Luo' s class.She was their English teacher and kind to them.But English was difficult for all the students.There were lots of new English words.So Miss Luo used many ways to help them,such as drawing pictures and watching real things.Once,Tu Gong answered a question and Miss Luo gave him an apple.We shared it on our way to our homes.
At mat time.Tu Gong often rode his blue bike to school.Qin Fa usually walked to school,but sometimes he rode his black bike.On Saturday,we often went to the country.We enjoyed clean air and flesh fruit there.
根据材料内容选择最佳答案。