Unit 2 Cloning Part 1 清单式背诵——主干知识一遍过 1.differ vi.不同;相异(vary) •differ in(=be different in) 在……方面不同 differ from (=be different from) 与……不同 differ with sb on/about/over sth与某人在某事上意见不同 •difference n.不同之处 make a difference(to) (对……)起作用;有影响 make no difference (to...) 对……没有影响 tell the difference between A and B分清A和B •different adj.不同的 eg. British English differs obviously from American English in pronunciation and spelling. 英式英语在发音和拼写上明显不同于美式英语。 2.undertake vt.着手(set about);从事(take up);承担(take on, assume);承诺;保证(guarantee) undertake a task 承担任务 undertake to do sth 同意、答应或着手做某事 undertake that...保证…… eg. (2022·德州模拟)We must act as quickly as possible now. Just tell us whether you can undertake the task or not. 现在我们必须尽快采取行动。你就告诉我们你能否承担这项任务吧。 3.pay off得到好结果;得到回报; 取得成功;还清,偿清;(付清工资后)解雇 pay for 付钱;为……付出代价 pay sb for sth因某事物给某人报酬 pay back 偿还(欠款);报复;回报 pay a visit to 参观;拜访 pay attention to 注意;留心 eg. (2020·全国卷Ⅱ书面表达)Although our clothes were soaked with sweat,we didn’t mind it at all because our efforts paid off.(活动介绍) 虽然我们的衣服都被汗水湿透了,但我们一点也不介意,因为努力得到了回报。 4.object vi.反对;不赞成 n.物体 •object to 反对;不赞成 object to sb/sth反对;不赞成某人/某事 object to (one’s)doing sth反对(某人)做某事 •objection n.反对;异议;不赞成 objective adj.客观的;无偏见的 n.目标 eg. (2022·衢州高三模拟)To our great relief, Dad turned down the idea.Mom never could understand our objections. 让我们松了一口气的是,爸爸拒绝了这个主意。妈妈永远无法理解我们的反对意见。 【点拨】 object to,look forward to,be accustomed to,lead to,contribute to,stick to等动词短语中的to为介词,后跟 v.-ing 作宾语。 【同义】 oppose,disagree,be against 5.forbid vt.(forbade/forbad;forbidden)禁止;不准 •forbid sb sth 禁止某人某事 forbid doing sth 禁止做某事 禁止某人做某事 •forbidden adj.被禁止的;严禁的 It’s forbidden to do sth做某事是禁止的 eg. (2022·舟山高三模拟)Firstly, it is forbidden to point at others using your chopsticks as it makes others uncomfortable.(建议信) 首先,禁止用筷子指着别人,因为这会让别人感到不舒服。 【点拨】 forbid后不能直接跟动词不定式作宾语,但可直接跟动名词作宾语,也可用forbid sb to do sth形式,有类似用法的单词还有:allow, permit, advise等。 6.in favour of 赞成;支持 in sb’s favour 对某人有利 do sb