选修 8 Unit 5 Meeting your ancestors 复习目标闯关要点名师讲解【重点单词】1. alternative n.选择对象；（两者或以上）选择用心 爱心 专心have no alternative but to do sth.: 只能做某事；除---外别无选择We have no alternative but to go on.除了继续下去,我们没有选择的余地There was no other alternative but to fight till the victory.除了战斗直到胜利,别无选择【拓展】 alternative n.[C] 可能的选择，可能性之一。近义词，choice。adj. 选择性的, 二中择一的alternative v. 交替；轮流 alternatively adv. 交替地，作为另一种选择的alternate vt. 使交替；vi.交替； adj. 交替的；轮流的【即境活用】In this school, the students have three____courses, and seven___courses.A. required; alternative B. requiring; alternative C. required; alternate D. requiring; alternate答案：A2. interrupt v 中断，打扰，打断，插嘴Rain interrupted our baseball game.下雨中断了我们的捧球比赛The baby interrupted me while I was on the phone.我在打电话时，婴儿干扰了我It is rude to interrupt.打断别人的话，是不礼貌的“Don't interrupt,” he said. 他说：“别插嘴” 【拓展】 interrupt sb/sth with sth. 用…打扰/打断interrupter n .造成中断或中止的人或事物interruption n.[U] 中断、中止 [C]阻碍物，障碍物【即境活用】Traffic in the city was _______ by a snowstorm. A. blocking B. hold up C. interrupted D. hold back答案：C用心 爱心 专心4. arrest vt. 逮捕，拘留，吸引(注意) n.[c]逮捕。be arrested for sth. 因某事而被捕arrest one’ s attention 吸引某人的注意用心 爱心 专心under arrest 被捕；被拘留1). The criminal was arrested yesterday. 罪犯昨天被捕了。2). What she did arrested my attention. 她所做的吸引了我的注意力。【重点短语】1. regardless of… 不管，不顾2. cut up 切碎；使伤心，严厉批评【相关短语】cut off 切断；剪掉用心 爱心 专心cut down vt. 砍伐;削减cut in 打断 cut out 剪去，删去，略去cut into pieces 砍成碎片Don't cut in while I'm talking. 我说话时别插嘴【即境活用...
