B
题意:
根据文章,在旅游业的发展中最重要的因素是什么?
A.教育。 B.交通。 C.钱。 D.人们的想法。
推理判断题。根据第四段,第一、二句In the 19th century, travel became much more popular and faster. When the first railways were built in the 1820s, it was easier for people to travel between towns, so they started to spend their holidays by the sea. 在19世纪,旅行变得更加流行和快捷。 当19世纪20年代第一条铁路建成后,人们在城镇之间旅行更容易了,所以他们开始在海边度假。第六段The 20th century saw cars become more and more popular among ordinary people.Planes were made larger, so ticket prices dropped and more
people used them.20世纪,汽车在普通人中越来越受欢迎。 飞机被做得更大了,所以票价下降了,更多的人使用它们。第七段,第一句Thus tourism grew.因此旅游业发展起来了。可知,在旅游业的发展中最重要的因素是交通。故选B。