--- I saw your uncle take a taxi to the airport. Why didn’t you drive him there ? --- I ___. But my car ____.
I prefer a house in a mountain village to________in such a large city as Changsha.
We should try our best to leave our generation a world better than________we were given.
—Can you accompany your little brother to the post office now? —________,if he is ready.
As everybody knows,kangaroos are native________Australia and are often regarded as one of Australia’s national treasures.
There is________as a free dinner in this world.As the saying goes,“No pains,no gains.”