.You can choose ________ book you like among these on the table.
More money and effort should be spent to _______ the cultural relics in the world.
In communication, a smile is usually _____ strong sign of a friendly and _____ open attitude.
Surrounded by the armed police and having no way to escape ,the rebels (叛乱者) in Xinjiang Autonomous Region were forced to _____
It was the third time that she ______to this mountain village to see the children.
I can well remember that there was a time _____I played sports with my close friends in junior school.