Unit 1 重点词汇小结课件 2022-2023学年高中英语人教版（2019）选择性必修第一册

选择性必修一 unit1 重点单词小结 1.vital adj.必不可少的；极其重要的；充满生机的 【词块】be of vital importance ……是至关重要的 be vital to/for… 对……极为重要的 It is vital to do… 做……很重要。 It is vital that…（should）do sth.做某事是十分重要的。 Understanding history is vital to understanding ourselves as a people and as a nation.了解历史对于了解我们自己作为一个民族和国家是至关重要的。 2.commit （1）ct.承诺；保证 vi.忠于；全心全意投入（工作、活动等）【词块】commit oneself to （sth/doing sth/do sth）承诺；保证（做某事、遵守协议或安排等）（2）vt.犯（错误、罪行）commit a crime 犯罪commit an error 犯错误 拓展：①committed adj.尽心尽力的；坚定的；坚信的 ②commitment n. 承诺 make a commitment to do sth 承诺（做）某事●Borrowers should think carefully before committing themselves to take out a loan. 借款人在承诺贷款之前应该仔细考虑。 3.acknowledge vt.承认（属实、权威等）；（公开）感谢；告知收到；认为 【词块】acknowledge sb/sth as/to be… 认为……是…… acknowledge doing/that… 承认做过/承认……It is universally/generally acknowledged that……是大家公认的。Many of the poor acknowledged him as their spiritual leader.许多贫苦人都把他视为他们的精神领袖。 He acknowledges that when he’s tired he gets bad-tempered.他承认自己累的时候爱发脾气。 4.defeat n.失败；挫败 ot.击败；战胜 【辨析】 ①defeat n.失败；挫败 ot.击败；战胜（强调过程和结果，既可指比赛中，也可指战场上，宾语是对手）②beat vt.打败；（连续）击打（侧重于比赛，宾语是对手）③win zt.赢得；获胜（宾语是game或prize等） ●They hoped to defeat/beat the enemy at sea.他们希望在海上击败敌人。●How does it feel to have won the gold medal？获得金牌的感觉如何？ 5.apparently adro.显而易见；看来；显然拓展： ①apparent adj. 明显的；表面的；看起来②It is apparent that… 很显然…… ③It is apparent to sb that… 在某人看来很明显……It was apparent to everyone that he was seriously ill. 所有人都明白他病得很厉害。 6.insist vi.& ot.坚持；坚决要求何（1）表示“坚持；坚决要求”时，从句要用虚拟语气，即从句的谓语用“should＋动词原形”，should可以省略。在（2）表示“坚持认为；坚持说”时，从句用陈述语气。（3）insist on/upon doing坚持做；坚决做 They insisted that everyone should cometo the party.他们坚持每个人都应该参加宴会。 His friends insisted that he had no connection with drugs.他的朋友坚持说他和毒品无关。He insisted on checking everything himself. 他坚持要亲自检查一切。 7.conclusion n.结论；推论【词块】 draw/make/come to/arrive at/reach a conclusion得出结论jump to conclusions 匆忙下结论 bring… to a conclusion使……结束 in conclusion总之；最后拓展： ①conclude v.断定；得出结论；（使）结束，终止②conclude with 以……结束In conclusion,I'd l