peer
n.同龄人，同地位的人;贵族 vi.仔细看
American children did less well in math than their peers in Japan.美国儿童的数学成绩比不上日本的同龄儿童。
perceive
vt.感知，感觉，察觉;意识到，理解
Children who do badly in school tests often perceive themselves to be failures.在学校考试中成绩不好的孩子经常会认为自己很失败。
perfect
a.完美的;完全的;完成时的 vt.使完美
His English was perfect.他的英语很地道。
rail
n.栏杆;轨道;铁路 vi.咒骂，严厉责备
the American rail system美国铁路系统
rally
n.集会;公路汽车赛 v.集合;恢复，振作
About 1,000 people attended the rally in Hyde Park.大约有 1000 人参加了海德公园的集会。
