objects，it was not as good as he 4 .While researching online，he found a foundation that provided prostheses for 5 kids.He got in touch with the foundation and 6 one.Unfortunately，it was too large for him to use 7 .

　　Despite many difficulties，Leonardo never 8 his dream.He decided to create his own robotic hand. 9 by the given one，he designed his own robotic hand which 10 strings that pick up the 11 of his wrist and transmit them to the fingers.After countless 12 ，Leonardo finally had an advanced hand that exactly 13 him，which makes him do things that he 14 dreamed of.And best of all，while advanced bionic(仿生的) hands end up costing around 15,000，he only spent 100 on his.It's a great 15 for anyone who can't 16 to spend tens of thousands of dollars.

　　Leonardo's amazing story has already made him 17 in some other countries，and he has even received several 18 for robotic hands.He built one for a 7­year­old girl，but usually he 19 commercially available models，because his is not as strong as he would like.He also decides to 20 himself to building advanced robotic prostheses.

C.dangerous D.honorable

2.A.Instead B.However

C.Besides D.Therefore

3.A.conscience B.admiration

C.interest D.suspicion

4.A.expected B.advertised

C.promised D.designed

5.A.disorganized B.homeless

C.careless D.disabled

6.A.promoted B.donated

C.collected D.received

7.A.properly B.frequently

8.A.let out B.held down

C.gave up D.drove off

9.A.Persuaded B.Inspired

C.Challenged D.Trained

10.A.made up B.put aside

C.took over D.depended on

11.A.angles B.muscles

C.movements D.structures

12.A.doubts B.efforts