Https://d. tube/v/nenenganjay534/QmePrcufUEmvM cNezY3bqETL4WwKfbHZZ36o8Ces5h5BNj https://d. tube/v/nenenganjay534/QmfRTJQsobbF2 tgGcwZ38fKw4L62iiDrJGjrCSdFnE1x5R

a bicycle, also known as a bike, pushbike or cycle, is a human-powered,pedal-driven,    single-track vehicles, having two wheels  attached to a frame, one behind the other. a person who rides a bicycle is called a  cyclist, or bicyclist.

bicycles were introduced in the 19th century and now number about one billion worldwide, twice as many as  automobiles. they are the principal means of transportation  in many regions. they also provide a popular form of recreation, and have been adapted for such uses as children's toys, adult fitness, military and police applications, courier services and  bicycle racing.

1. hadn't called 2. had been crying 3. had switched 4. was playing 5. had just happened 6. had parked 7. were lying 8. hadn't finished 9. had been working 10. had been driving

go=went

meet=met

be=was

ski=skied

skate=skated

want=want

walk quicker, please. we have very little time.

tom lives quiet near london.