A.It is an encyclopedia about London streets.
B.It is an exam would-be cabbies must pass.
C.It is a navigation between the landmarks.
D.It is a license for the cabby profession.
A.the expense to spend luxurious holidays in Spain
B.the waste of time to remember London streets
C.the efforts to grasp the transportation knowledge
D.the hardship of living as a London taxi driver
A.It has a privilege to use smartphone platform.
B.It provides illegal service in American cities.
C.It may be completely suspended in the near future.
D.It has met some obstacle in its fast booming.
A.Uber's market share has already surpassed taxi companies
B.Uber is most popular with businessmen in American cities
C.Uber has bought most of the ground transportation receipts
D.Uber is providing clients with cheap and convenient service