1 =
e ( a train that goes below the ground)
2 = a ( an electric 'train' in cities, for carrying people)
3 = f ( something for travelling on water)
4 = i (something that flies, with engine(s) and wings)
5 = h (something with two wheels that you sit on and move
with your legs and feet)
6 = c ( something that travels on tracks and carries people)
7 = b ( a small motorbike)
8 = d ( something that flies and can fly up, down or stay still)