Unit 1 Section Ⅲ Grammar and usage（课件PPT）-【步步高】2024-2025学年高二英语选择性必修第二册学习笔记（译林版）

该高中英语课件聚焦过去完成时，通过语境短文导入让学生感知语法现象，再经语法感知、总览及精讲，系统讲解其结构、用法及与一般过去时、现在完成时的区别，构建从感知到应用的学习支架。 其亮点在于结合语境化练习与对比辨析，提升学生语言运用能力和逻辑思维品质，达标检测涵盖单句与语段填空，助力学生巩固语法知识，教师可借此高效开展语法教学，促进学生语法能力的综合提升。

Section Ⅲ Grammar and usage The mass media UNIT 1 阅读以下短文，感知加颜色部分，并完成下面的练习 Larry was driving along the road，when he saw a car with faint flames. Hardly ①had he seen the scene when he pulled over his car.Approaching the disabled car，he realized that the other man ②had already been there，who ③had intended to deliver goods to his customers.It was the first time that Larry ④had met with the situation，so he didn’t know what to do.Just at that time，the other man told Larry that he ⑤had called 911.Shortly after the fire and emergency people arrived，the burning vehicle and the woman in it were saved. 语境感悟 [语法感知] 1.短文中①②③④⑤为过去完成时，过去完成时由“_________________ ___”构成。 2.过去完成时用来描述过去某一时间 所发生的动作或存在的状态。 had＋动词的过去分 词 之前 语法总览 语法精讲 一、过去完成时 1.过去完成时表示过去某一时刻或某一动作之前已完成的动作或存在的状态(亦可以说是“过去的过去”)。过去完成时由“had＋过去分词”构成。 The fire had come about before the couple came back.这对夫妇回来之前火灾就已经发生了。 The country had not yet recovered from the effects of the war. 这个国家尚未从战争的影响中恢复。 2.过去完成时的基本用法 (1)表示过去某一时间或动作以前已经发生或完成了的动作，即“过去的过去”。句中一般有明确的表示“过去的过去”的时间状语(从句)。 I had learnt 5,000 words before I entered the university. 我在上大学之前就已经学了5 000个单词。 (2)表示从过去某一时间开始，一直延续到过去的另一时间的动作或状态，常用的时间状语：before，by then，by that time，by the end of，by the time＋从句等。 John and Jane had known each other for a long time before their marriage. 约翰和简在结婚前就认识很长时间了。 By the end of last year he had run out of all the money inherited from his father.到去年年底，他已花光了他从父亲那里继承的所有钱。 (3)表示“愿望、打算”的动词(如hope，want，expect，think，mean，suppose，plan，intend等)用于过去完成时表示未实现的希望或计划。 I had intended to call on you yesterday，but I had an unexpected visitor.昨天我本来打算去拜访你，但是来了一位不速之客。 I had meant to tell Mike the good news，but found that he wasn’t at home. 我本打算把这个好消息告诉迈克，但发现他不在家。 (4)过去完成时可以用于hardly/scarcely...when...和no sooner...than...句型中，表示“一……就……”。 Hardly had he begun to speak when the audience interrupted him. 他刚开始演讲，观众就打断了他。 No sooner had he arrived than he began to investigate the false news. 他刚到就开始调查这条假新闻。 (5)在“It/This/That was＋the＋序数词＋time＋that...”句式中，that后的从句用过去完成时，表示“这/那是某人第几次做某事”。 It was the second time that he had travelled along the ancient Silk Road. 这是他第二次沿着古丝绸之路旅行。 (6)如果时间状语从句由before引导，主句可用一般过去时代替过去完成时；如果时间状语从句由after引导，after引导的从句可用一般过去时代替过去完成时。 The train (had) started before I reached the station.在我到达车站之前，列车已经开动了。 He began to write a review after he (had) watched the film twice. 他看了两遍电影后开始写评论。 二、过去完成时与一般过去时的区别 1.一般过去时表示过去某时发生的动作或存在的状态，常与具体的过去时间状语连用(如：ago，yesterday，last week，in 1989，when 引导的过去时间状语从句等)。 We were all excited when we took part in the sports meeting. 当我们参加运动会时，我们都很兴奋。 Two students hosted our school sports meeting last month. 上个月两名学生主持了我们学校的运动会。 2.过去完成时表示的动作或状态发生在一般过去时表示的动作或状态之前，因此它表示的是“过去的过去”。 The headmaster had made a speech before the sports meeting began. 运动会开始之前，校长发表了演讲。 Though some students hadn’t joined in the activity before，they tried their best. 虽然一些学生以前没参加过这项活动，但他们也都全力以赴。 三、过去完成时与现在完成时的区别 1.现在完成时着眼于现在，强调过去发生的某动作对现在造成的影响和结果，或是由过去持续到现在的动作。 The company has extended its operations into Europe recently. 最近那家公司已经将业务扩展到了欧洲。 2.过去完成时主要体现过去发生的两个动作的先后有别，表达的是“过去的过去”，即比过去发生的某动作还要“过去”，两个动作中先发生的就用过去完成时，后发生的则用一般过去时。 Mr Green had lived in New York for ten years before he came to China. 来中国之前，格林先生在纽约住了十年。 Ⅰ.单句语法填空 1.By about 6,000 BC，people (discover) the best crops to grow and animals to raise. 2.There，he not only did well as a student but also (become) an accomplished public speaker. 3.To our surprise，the concert prepared by the students turned out more successful than we (think). 4.The moment I got home，I found I (leave) my jacket on the playground. had discovered became 达标检测 had thought had left 5.The twins，who (finish) their homework，were allowed to play badminton in the yard. 6.Instead of getting down to a new task as I (expect)，he examined the previous work again. 7.However，thanks to the international agreement，there (be) much less illegal hunting since 1980. 8.She told me it was the most instructive lecture that she ______________ (attend) since she came to this school. had finished had expected has been had attended 9.That was the first time I (experience) sandstorms and I don’t ever want to be in one again. 10.He (read) four books written by Shakespeare by the end of last month. had experienced had read Ⅱ.完成下列语段，尽可能多地使用本单元语法 史密斯先生是一个长相普通的人，但是他很幽默。他汉语说得很流利，这一开始让我们很震惊。后来，他告诉我们他在来中国之前就已经学了两年多的汉语了。 Mr Smith was an ordinary-looking man，but he was very humorous.He could speak Chinese fluently，which shocked us all at first.Later，he told us that he 1. (learn) Chinese for more than two years before he came to China. (had) learned/learnt 他总是尽力让他的课既有活力又有趣。在他的课上，他经常提到埃及。他说他去过那里好多次。史密斯先生很善良很爱我们。他总是试图说服我要努力学习。如果我当时听从了他的建议，我现在就能过更好的生活了。 He always tried his best to make his lessons lively and interesting.In his lessons，he often 2.____________(mention) Egypt.He said that he 3.____ _____(be) there for many times.Mr Smith was so kind and loved us so much.He would try to persuade me to work harder.If I 4._________(take) his advice，I would lead a better life now. mentioned had had taken been One day，when Mr Smith heard that one of my classmates 5.__________ (fall) off the stairs，he was so concerned that he hurried to the spot at once.Two years later，Mr Smith had to return to his homeland.When we got to the airport，the plane carrying him 6. (take) off.We were so disappointed! We will miss Mr Smith forever. had fallen had taken 有一天，当史密斯先生听到我的一个同学从楼梯上摔了下来，他如此担心，立刻匆忙赶到现场。两年后，史密斯先生要回他的祖国。当我们到机场的时候，他坐的飞机已经起飞。我们很失望。我们会永远想念史密斯先生。 本课结束 $