18．
The taxi plays an important role in Britain．When thinking of London，many image （形象）come to mind：Big Ben，the Ferris Wheel（摩天輪），red telephone boxes„and black London taxis．
But what is so special about a simple taxi？First of all，in shape and style，a London taxi is very different from an ordinary one．It looks like a half-car and half-van（半廂式貨車）．It has plenty of room in the back．That means it's easy for disabled people to use．And the black color makes it special on the road．
Besides，taxi drivers play an important part in your travel．They have to pass a taxi driving test，and in London it is very difficult．As there are many tourists in London，drivers must know many roads by memory．
Apart from（除此之外）driving you to your destination，it is normal for the driver and the passenger to have a conversation．A taxi is a social space which the driver and you share．The image of a London taxi driver is one that friendly and talkactive．Every time I take a taxi，I ask how the driver is．Then we usually talk about sports or news events．
36．A London taxi has plenty of room in the back，soB．
A．it is an ordinary car
B．it is easy for disabled people to use
C．the taxi driver is talkactive
D．the taxi driver can drive faster
37．What does the third paragraph mainly talk about？C
A．taxi shape
B．taxi style
C．taxi drivers
D．taxi conversation
38．In the fourth paragraph，the underlined word"destination"meansB in Chinese．
A．地點(diǎn)
B．目的地
C．居住地
D．地區(qū)
39．What do the drivers usually talk about with the travelers？D
A．only sports
B．only new events．
C．a(chǎn)ges and hobbies
D．sports or news events
40．According to the passage，we can infer it'sC for tourists to take a taxi in London．
A．dangerous
B．difficult
C．comfortable
D．boring．
