He can’t wait ____ his mother the exciting news.
I didn’t hear anyone knocking at the door because I _______ to music in my room.
“I’m sorry that you’ve missed the last bus. It _______ only five minutes ago.” said the man.
She shouted with friends and then stood up _______ she could see the film stars clearly.
Every day students in our school will do outdoor activities ______ there is a heavy haze(雾霾).
Could you tell us _______ we are going to have the meeting this Friday afternoon?