Sorry to have kept you waiting so long,but it’ll still be some time____Mr.Smith is available.
Sometimes our opinions differ _________ what we choose to observe and how we deal with what we’ve observed
“You went late _________ the stadium yesterday evening, didn’t you?” “Yes, my wife was a little late _________ the supper.”
Would you tell me what subject you were good _____ school?
I asked him what he hoped _____ his birthday.
“_____ when does the pub stay open?” “About midnight.”