必修五　Unit 4 2021届高考英语一轮复习考点突破课件 (共21张PPT).ppt

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1、链 接 高 考,一、考纲词汇熟词生义350词231. narrowlyadv. 小心地；仔细地 Peter looked at her narrowly to see if she was lying. 彼得仔细地打量着她，看她是否在撒谎。232. nobodyn. 小人物 “I want to be famous！I am tired of being a nobody，” he said. “我想出名！我讨厌做无名小卒！” 他说。233. numbern. 一首歌；一段舞蹈(尤指演出的节目) They sang a slow romantic number. 他们演唱了一首缓慢的浪漫歌曲。

2、234. noten. 特征；口气；调子；气氛 There was a note of amusement in his voice. 听他的口气，是觉得很有意思。235. noisen. 干扰信息；垃圾信息 There is some noise in the data which needs to be reduced. 资料里有一些需要删除的不适用信息。236. noticen. 辞职信；搬迁通知 He has handed in his notice. 他递交了辞呈。 They gave her two weeks notice. 他们通知她两周后搬走。237. openadj. (比

3、赛、选举等)结果不确定的；胜负难定的 The competition has been thrown wide open by the absence of the world champion. 由于世界冠军缺阵，这场比赛变得胜负难定。,238. obtainvi. (规则、制度、习俗等)存在；流行；沿袭 These conditions no longer obtain. 这些条件不再适用。239. obviousadj. 平淡无奇的；无创意的 The ending was pretty obvious. 结尾十分平淡。240. officen. 要职；重要官职 She held offi

4、ce as a cabinet minister for ten years. 她担任内阁部长长达十年。 二、高考长难句例析1. but the researchers also explored what would happen if consumers replaced old products with new electronics that serve more than one function, such as a tablet for word processing and TV viewing.【解析】句中what would happen if consumers rep

5、laced old products with new electronics为宾语从句，在这个宾语从句中又含有一个if引导的条件状语从句；that serve more than one function为定语从句，修饰其前的名词electronics。【句意】不过研究者还探讨了如果消费者把旧的产品替换为多功能的新电子设备(例如可用来处理文字和看电视的平板电脑)会发生什么情况。2. They found that more ondemand entertainment viewing on tablets instead of TVs and desktop computers could

6、cut energy consumption by 44%.【解析】本句含有一个that引导的宾语从句，从句中viewing on tablets instead of TVs and desktop computers为动词ing形式短语作后置定语，修饰其前的名词entertainment。【句意】他们发现，多在平板电脑上点播观看娱乐节目比用电视和台式电脑观看能减少44%的能源消耗 。,课 前 自 测,1. gift2. deliberate3. acquisition4. guilt5. accusation; accusing6. accurately; accuracy7. appoint; appointed8. approval; approving9. concentration; concentrated,