We asked John and Jerry,but ________ of them could offer a satisfactory explanation.
But for the help you gave me, I _______ the examinations.
His income is double _____ it was five years ago.
Without the air to hold some of the sun’s heat, the earth at night ____ for us to live.
. _____ of you comes first will get the ticket.
. He hesitated for a moment before kicking the ball, otherwise he ____ a goal.