1. In an emergency, patients sometimes travel to hospital by helicopter.
2. We're travelling to Italy by plane and then renting a car to drive around.
3. In London, a lot of people travel to work by underground because it's quicker than going by bus.
4. I like to go to work by bike so that I do some exercise.
5. On this tour you travel by coach and it has air conditioning and wifi.
6. You can only get to the island by boat now because the bridge needs repairing.
7. I usually go to the town centre by foot because there are no car parks in the centre.
8. Tom travels by scooter because he doesn't have enough money to buy a car.