1.B
根据前句It seems like everything has been reinvented and greatly improved. (似乎一切都被重新发明和大大改进了。)和下文It was invented over 100 years ago but remained unchanged until now. I'm talking about a blind walking stick.(它是100多年前发明的,但直到现在都没有改变。我说的是盲人手杖。)可知,空处应是说也有不同的东西。选项B"但有一样东西与它们不同。"符合语境。故选B。
2.G
根据前句The white stick has been used by many blind people for a long time. (许多盲人使用白色手杖已经很长时间了。)和后句He hoped his invention would help the blind.(他希望他的发明能帮助盲人。)
可知,空处应是说有人做出了帮助盲人的发明。
选项G“直到一位名叫库尔萨特的工程师决定做出改变,它才有了真正的改善。”承上启下,符合语境,故选G。
3.F
根据前文It is less than half the price of most smart phones.Most people can afford it.(它的价格还不到大多数智能手机的一半,大多数人都买得起。)可知,空处应是说这项新发明的好处。选项F"这项发明将极大地改变盲人的生活。"符合语境。故选F。
4.A
根据前句Kursat well understands the difficulties and challenges that the blind face.(Kursat深知盲人所面临的困难和挑战。)可知,空处应是说Kursat深知盲人所面临的困难和挑战的原因。选项A"那是因为他自己是盲人。"符合语境。故选A。
5.E
根据前句I don't know which bus is coming or which stores are around me.(我不知道哪辆公交车来了,也不知道我周围有哪些商店。)以及后句I believe life of the blind will be much easier and safer(我相信盲人的生活将会更加容易和安全。)
可知,空处应是说提供盲人周围信息。选项E"现在,WeWalk可以提供这类信息。"符合语境。故选E。