__Li Ling was listening to some music,it began to rain

__Li Ling was listening to some music,it began to rain ____ Lily was listening to some music,it began to rain. It began to rain _____ It began to rain _____. I was leaving when it began to rain. He was halfway home when it began to rain. When/While it began to rain ,I was watching TV --What about listening to some light music? When mary___the city,it began to rain I was about to go for a walk ___ it began to rain .when whil (3/4) was about to leave while it began to rain.4.If we'll g I was about to leave when it began to rain可否与suddenly 连用