Zhang Lei is a highly skilled（技艺精湛的）doctor. He was born in a lonely 1 village. The people there lived a hard life. They seldom walked out of the mountain. They could 2 get good education. However, Zhang Lei was 3, for he not only went to college, but he also became an excellent doctor. Then what made him lucky? A volunteer teacher called Han Xue encouraged him, and 4 his life.
When Han Xue first entered Zhang Lei's school, she couldn't 5 her eyes. She was shocked by the sights（情景）in front of her: broken windows, small old desks and chairs. Even worse, students of different ages were in the 6 classroom. It was the only class in the school. Han Xue realized 7 poor the people were in education. She planned to 8 as many ways as she could to help them. One day when Han Xue was giving a class, Zhang Lei 9 some noises for fun. Other kids laughed. At that time Han Xue decided to make good use of the 10to help him. She walked towards Zhang Lei and asked him to put out his hands. Looking at them 11, Han Xue said with a kind smile, "As soon as I see your little 12, I know you will become a highly skilled doctor in the future. Come on!" Hearing this, Zhang Lei was surprised because almost 13 said such words this way. Zhang Lei couldn't believe that completely, but he remembered what the teacher said in his heart.
After that, Zhang Lei studied harder and then made more 14 continuously. Later, Zhang Lei went to college. After many years, he became a famous doctor, saving many lives.15 Zhang Lei talks about his life, he always expresses thanks to his volunteer teacher. Her encouraging words have made what he is.
