1. Using a classroom 3D printer to build a hand is unusual, and had never been done before.
2. He could not tie his shoelaces.
4. (i) admired
(v) skilful / experienced
5. He was moved by Gabriel’s dedication to his little brother, Lucas./He liked how much Gabriel wanted to help his little brother.
7. He wants to save them so he can build Lucas more hands as he gets bigger.
8. (i) F
10. (i) culmination