a SEAN农业aart.一(个)；每一(个)；任一(个)n.英语字母表的第一个字母；学业成绩得优者；表示“最好”的符号a style marked by -ties措词适当的文体a summary of the theories理论梳理A Suite of Holiday Carolsa quiver full of childrenn.子女多的大家庭a self-contained person持重的人a youngster with a future前程远大的年轻人a disability compensation残废补偿A place of great interest一处名胜古迹a local/national paper地方性/全国性报纸a careless laugh/smile淡然的一笑

1. She was able to keep her head in the crisis.
   她在这次危机中保持了清醒的头脑。
2. He has a cool head at all times.
   他不论什么时候都有清醒的头脑。