Question

15．What opinions did experts have about movement and transportation throughout history？Take a look

Lord Kelvin，a famous scientist，1800s Opinion：Airplanes would never fly． Was he right？No．On December 17，1903，the Wright brothers made the first controlled flight in a powered airplane．

Lee DeForest，a pioneer in radio，TV，and radar，1900s     Opinion：No person would ever reach the moon．     Was he right？No．On July 20，1969，Neil Armstrong stepped onto the moon．

Leonardo da Vinci，artist，scientist，inventor，1400s Opinion：People would fly in a machine with an overhead propeller． Was he right？Yes．This artist's sketch，made about 1490，shows a helicopter 400 years before its invention．

Jules Verne，science fiction writer，in an 1870 novel Opinion：People would be able to travel under water in airtight ships． Was he right？Yes．Though submarines already existed，it would be decades before they could stay submerged for long-distance travel．

31．Which of the following experts was a science fiction writer？D
A．Lord Kelvin．
B．Lee DeForest．
C．Leonardo da Vinci．
D．Jules Verne．
32．Lee DeForest's opinion was thatB．
A．airplanes would never fly
B．no person would ever reach the moon
C．people would fly in a machine with an overhead propeller
D．people would be able to travel under water in airtight ships
33．How many experts'opinions proved right according to the passage？B
A．One．
B．Two．
C．Three．
D．Four．

Answer 1

分析 这篇文章介绍的是四个专家对历史上交通运输的看法以及他们的观点是否正确．

解答 31．D 细节理解题．根据文中 Jules Verne，science fiction writer可知Jules Verne是一位科幻小说作家．故选D．
32．B 细节理解题．根据文中对Lee DeForest的介绍Opinion：No person would ever reach the moon．可知，他的观点是"没有人会到达月球．"，故选B．
33．B 细节理解题．根据文中Was he right？后的内容可知，对这四位专家的观点，回答Yes的有两个，分别是Leonardo da Vinci和Jules Verne，故选B．

点评 做题时要在理解好文意的基础上，与题目有机的结合，从文章中找到相关细节性的句子与选项细细比对，进行选择或推理判断，选出符合文章内容的正确选项．做题注意灵活，有时可采用排除法或直选法确定出最终答案．