______ it have been the failure to pick up directions from the ground control that caused the air crash?
Books are the most important records we keep_____ man’s thoughts, ideas and feelings.
My daughter comes home from school and then spends an hour on the phone talkingto the very people she has been at school _____ all day.
He is ____ China Daily. In other words, he works ______ China Daily.
—How far is it to the railway station? —It’s only three miles _____ my house.
. When I handed the report to John he said that George was the person ______.