Fill the gaps with the right words

1. A ... can fly without wings.

2. A ... carries people and cars on the water.

3. A big car for carrying people is a ... .

4. A ... can travel underwater.

5. An ... takes people to the hospital.

6. A big car which people use to fight fire is a ... .

7. A ... carries people up and down a mountain.

8. A ... can carry very heavy things.

9. A ... has two wheels.

10.A ... is a type of train.