I was about to get on the bus ____someone called me from behind.
The newly-painted white tower looks magnificent __________ the blue sky.
—Will Thursday or Friday __________ you? —Either will ________.
How much would you __________ for repairing my watch?
She was surprised to know that the doctor was __________ too much for the treatment he was giving her.
Don’t put the chair too close to the stove.Dry wood __________ fire easily,you know.