It’s the third time that Li Ming has been to Xi’an , _______?
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.
He just does ______ he pleases and never thinks about anyone else.
“Isn’t it about time you _____ to do morning exercises?” “Yes, it is. Would you like to join us?”