1．able adj.有才能的；具备……能力的；能干的→enable vt.使能够；使可能→disable vt.使(某人)残废；使……无能
2．origin n．起源；起因；原因→original adj.原来的；独创的；原作的 n．原件；原作
3．energy n．能源；能量；精力→energetic adj.精力充沛的，充满活力的，精神饱满的
4．perform vi. & vt. 表演；履行；执行→performer n．表演者；演员→performance n．表演；演技；表现
5．prove vt.证明；展现→proof n．证据
6．conduct n．行为；举止；管理方法 vt.组织；安排；带领→conductor n．指挥；售票员
1．degree n．学位；程度；度；度数
①She has a degree in Biochemistry from London University.n.学位
②I agree with you to a certain degree.n.程度
③Water freezes at zero degrees Celsius.n.度，度数
2．energy n．能源；能量；精力
①You are always full of energy.Can you tell me the secret？n.精力
②But how would a staterun energy company work？n.能源
③The big brains make it harder for the body to move around and consume more energy.n.能量
