文档介绍：Unit2 Cloning ( vocabulary ) ?重点单词短语讲解? 1 differ ;有区别? differ from 不同于;和……不同 differ in 在……方面不同? make a difference 有差别,有影响? tell the difference(s ) between A and B 分清 A和B ? be different from...in... 在……方面与……不同?①这两座建筑物在风格上彼此不同。??②你想通过成为志愿者的方式来作出贡献吗?(起作用) ---by means of/ make a difference ? 2 pay off 得到好结果;取得成功;偿清?① They ____________ their debt after ten years 十年后他们还清了债务。?② They took a risk but it ____________. 他们冒了很大的风险,但事情成功了? pay 其他短语: ?付……的钱;为……而付出代价 pay for 偿付;报答;向……报复? pay back 访问 pay a visit to The two buildings differ from each other in style. paid off paid off ? 3 cast down 使沮丧;使不愉快(常用被动) ?① She was so after the failure of her plan that she couldn ’ t concentrate on her work. ?②不要这么沮丧,打起精神来。? Don ’ t be so cast down. Just keep up your spirits. ?其他短语: cast light on/upon 弄清楚 cast doubt on 使怀疑……?③ So far , the police investigation hasn ’ t cast any light on her disappearance. ?译: 迄今为止,警方的调查还没有对她的失踪提供任何线索?④ This latest evidence casts serious doubt_on his version of events. ?译: 最新的证据表明他对事件的说法严重的怀疑? 4 object to 反对;不赞成? object to sb./ sth .反对,不赞成某人/某事 be for/against... 支持/反对……?① I don ’ t mind her criticizing me , but it is how she does it that I object to. ?我不介意她批评我,但我反对的是她做这件事的方式。?② If nobody objects , we ’ ll postpone the meeting till next week. ?如果没有人反对,我们就把会议推迟到下周。?③我不赞成与他们合作,他们不会与人相处。? I object to teaming up with them as they are not good at getting