His sister left home in 1998,and __________ since.
What I will talk about may annoy some of you, for which I offer apologies ______.
Our maths teacher seems unable to explain everything in a way ______ makes sense to me.
The sports meeting, originally ______ be held last Friday, was finally delayed because of the bad weather.
— Which day do you think is all right for our next meeting? — You make ______. ______ day is the same to me.
The department manager promised ______ told her who stole the necklace would be rewarded. To her surprise, ______ she said, there was no response.