Complete the santences.Use the past simple or past simple or past continuous form of the verbs. While I was walking (walk)down

While I was walking down the street yesterday, I saw a friend of mine. He was looking in the shop window. I started to cross the road to say hello to him. When I was crossing the road, I heard a noise. A bus was coming in my direction! The bus stopped very close to me. I was lucky it didn\'t hit me!