7. the most expensive: black cab / taxi
the healthiest: cycling
the best for sightseeing: (double-decker) bus
the safest late at night: taxi / minicab
8. 1. To travel on the Underground and on buses
2. £2 a day for short journeys up to 30 minutes, more for longer
journeys (£2 for each additional 30 minutes).
3. A black cab is more expensive, but the drivers know London
very well. A minicab is a normal car which works for a company;
you have to book it, but it’s much cheaper than a black cab.