There is an urgent need ____qualified teachers in poor areas; in other words,poor areas are in great need____qualified teachers.
______ the Smiths moved to the country a year ago, they have been enjoying a better life.
My sister Lucy is _______ different from me in looks, although we are twins.
Mr. Black Shanghai in a few days.
The south of China suffered a heavy rain which killed 44 people, made 21 missing and ______ a large area of crops.
That was a really difficult question, but a little boy____ a good idea.