My new neighbor is a _____ person; he never speaks to anyone and nobody knows where he is from and what he is doing.
But for the help you gave me, I __________ the examinations.
You didn't let me drive. If we __________ in turn, you __________ so tired.
Yesterday, Jane walked away from the discussion. Otherwise, she __________ something she would regret later.
He hesitated for a moment before kicking the ball, otherwise he __________ a goal.
If I hadn't been lucky enough to meet you, I really __________ what I would have done.