1.respond vt.回答,响应
例句:They are likely to respond positively to the President's request for aid
他们可能会对总统的援助要求作出积极回应。
2.determine vt.决定,确定; 判定
例句:The size of the chicken pieces will determine the cooking time
鸡块的大小将决定烹饪时间的长短。
3.avoid vt.避开,避免,预防
例句:The pilots had to take emergency action to avoid a disaster
飞行员不得不采取紧急措施避免灾难的发生。
4.negative adj.消极的,否认的
例句:The negative poles of two magnets will repel each other.
两块磁铁的负极相互排斥。
5.replace vt.代替; 替换
例句:The council tax replaces the poll tax next April.
市政税在明年4月将取代人头税。