大学英语：bravery n. 勇敢，大胆　brave adj. 勇敢的 　v.冒(危险等);敢于做(某事)

　　Being a nurse requires infinite patience and bravery.(做护士需要无限的耐心和勇敢。)

　　He made a brave attempt to prevent the group fighting.(他勇敢地试图阻止群殴。)

　　They braved all the dangers and difficulties in completing their work.(他们冒着各种危险和困难完成了任务。)

　　6. eager adj. 热切的，渴望的

　　be eager to do sth. 渴望做某事

　　be eager for/about sth. 渴求某事

　　eager beaver 做事异常卖力的人;雄心勃勃的人

　　The eager crowd streamed into the hall.(急切的人群涌进了大厅。)

　　She opened the telegram with eager fingers.(她用手指急不可奈地拆开了电报。)

　　The teacher found all the students were eager to express their opinions.(老师发现所有的学生都渴望表述自己的观点。)

　　I am eager for the performance to begin.(我热切地等待着演出的开始。)