It was not until one night_____we were doing our cleaning-up I got curious and wanted to see what was on the top floor.
Neither of them knows the difference ________ the two and neither can we tell one ________the other.
At the meeting, the old man ______ some good advice about bringing down the market price of housing.
It is nice to hear from a close friend. ______, we last met more than thirty years ago.
It is his horse , according to the old man , _______ saved him from the trap.
My father asked me ______ with me.