As Susan stared at ______ piles of plastic in her recycling bin, ______ strong sense of responsibility made her stick to her recycling work.
He __________ to be very happy when his son makes great achievements.
We prefer __________ alone rather than __________.
It is nice to hear from a close friend. __________,welast met more than thirty years ago.
He has __________ all his goals he set for himself.
—I know you've always been interested in seeing different places and experiencing different cultures. —Yes, I always think that the experience I __________will help me find a good job when I come back.