2 Which form of transport in each group does not fit in the group?

1. You travel with other people:

a boat b bike c bus

b bike

2. It's good for a journey of 200 km:

a plane b train c on foot

c on foot

3. It's a form of public transport:

a bus b car c train

b car

4. It's got doors:

a bike b plane c taxi

a bike

5. You travel by road:

a boat b taxi c bus

a boat