......................... he was doing shopping , he lost his credit. ( When , While )
While
They were eating , ........................... the accident happened. ( while , when)
when
.............................. the door bell rang , I was doing my homework. ( While , when)
When
I am a ......................... person. ( lucky , luckily )
lucky
The lights went off , ............................ Sara was watching TV. ( when , while)
while
.............................. I was walking , I found a wallet. ( When , While )
While
He is walking .......................... ( quick , quickly)
quickly
.............................. I saw a spider , I screamed. ( While , When )
When