We’d better discuss everything________before we work out the plan.
Graduation is a good time to thank those who have helped you ______ the tough years.
To deal with the global financial crisis, China has _______ a string of forceful measures over the past months.
. During the reconstruction of the city, many modern tall buildings went up ______ old shabby houses were torn down.
Faced with a bill for $10,000, _____.
We know that a smile is usually a sign _____ people feel friendly and happy, but _____ we don’t know who the new person is?