It's never easy being the new kid in school，especially when you look a little bit different from everyone else. Aside from the usual1 about not knowing anyone at Henderson High School in Tennessee，15-year-old Sergio Peralt a 2 that people would laugh at him for his 3 . Sergio's right hand didn't form fully at birth. "In the first days of school，I honestly felt like 4 my hand in my sleeve （袖子），" Sergio admitted. "Like nobody would ever find out. "
It turns out that his fellow students were a lot more 5 than he assumed. In fact，when the school's engineering teacher 6 Sergio's hand，he suggested the students in his class should 7 him. The school is equipped with online modeling software and a 3 D printer，so the teacher suggested a real-life 8 that would benefit both the students and Sergio. Several engineering students 9 began working on a prosthesis（假肢） for their new classmate.
"'We could build your prosthetic hand，' they 10 me and I never expected it，" said Sergio. Students worked with Sergio to get the prosthesis right，and when it was finished，it 11 all expectations. Sergio was now able to 12 a baseball using his right hand for the first time in his entire life. Beyond the practicality of having a 13 prosthesis，Sergio felt something even more powerful：He fit in.14 being teased for his disability，he was celebrated and assisted. "They changed my life，" said the 15 teen.
