In the past ten years，great progress has been made in technology.It seems that many things have been（1）

greatly

greatly

（great） improved.But there was one thing unlike them.I'm talking about a blind walking stick.
   Many blind people have used the walking stick for a-long time.However，it hadn't been improved until a man named Kursat decided to make a（2）

difference

difference

（different）.He invented a smart stick called the We Walk.The smart stick provides the warning of the possible danger （3）

for

for

the blind.It also helps blind people by（4）

guiding

guiding

（guide） them around their environment.In this way，it makes their travel much（5）

easier

easier

（easy）.The stick is priced at around ＄500.Most people can afford it.（6）

The

The

invention is going to change life a lot for the blind.
   Kursat understands the difficulties of the blind well.That's because he is blind（7）

himself

himself

（he）.So he tried his best to invent something（8）

that

that

would not only change his life，（9）

but

but

also the life of many others."As a blind person，when I am at the metro station，I don't know which is my exit.I don't know which bus is coming or which stores are around me.Now，that kind of information can（10）

be given

be given

（give） by the We Walk，" he said. "I believe life of the blind will be more convenient and safer."