Unit6 Period 3 Grammar 现在完成进行时 导学案-2023-2024学年高二外研版（2019）英语选择性必修第一册

Period 3 Grammar 现在完成进行时 考向分析：现在完成进行时主要在阅读和写作中涉及 学习目标： 1. 现在完成进行时的构成 2. 现在完成进行时的用法 3. 现在完成进行时与现在完成时的区别 学习重点：现在完成进行时的用法 易混易错知识：现在完成进行时表感情色彩 教材原句分析: The journey has been flying by, and before I know it, we have reached Tanggula Station. 自主预习: 一、构成：have/has been doing 二、用法 1 ．表示从过去某时开始一直持续到现在的动作，并且还将持续下去。 ①The Chinese have been making paper for two thousand years. 中国有 2 000 年的造纸历史。(动作还将继续下去) ②I have been learning English since three years ago. 三年以来我一直在学英语。(动作还将继续下去) 2 ．表示在说话时刻之前到现在正在进行的动作。 We have been waiting for you for half an hour. 我们已经等你半个小时了。(人还没到，如同在电话里说的，还会继续等) 3 ．表示某种感情色彩。 Too much has been happening these days. 这几天发生的事情太多了。 4 ．表示一个重复的动作。 I have been making this mistake several times. 我一直在犯同一个错误。 三、现在完成进行时和现在完成时的区别 1 ．现在完成时强调的是某个刚刚完成的动作，或某个过去的动作对现在的影响或产生的结 果，也可表示延续性；现在完成进行时则强调动作的延续性，有时表示性质。 147 ①I have thought it over.我已经考虑过这件事了。 ②I have been thinking it over.我一直在考虑这件事。 ③She has put coal on the fire.她已经在炉子上加了煤。(这件事已结束) ④She has been putting coal on the fire.她刚才在炉子上加煤。(一直在做这件事) ⑤Her father has taught maths for ten years. 她父亲教数学十年了。(是否延续下去，视上下文而定) ⑥Her father has been teaching maths for ten years. 十年来她父亲一直在教数学。(将延续下去或动作刚刚结束) 2 ．现在完成进行时可以表示动作的重复，现在完成时一般不表示重复性。 ①Have you been meeting him recently?你最近经常见到他吗？ ②Have you met him recently？你最近见到他了吗？ 3 ．现在完成进行时有时含有感情色彩，而现在完成时一般表示平铺直叙。 What have you been doing？(惊异) What have you done？(仅是一个问题，让对方回答) 有些现在完成进行时的句子等同于现在完成时的句子。 They have been living in this city for ten years. They have lived in this city for ten years. 他们在这个城市已经住了 10 年了。 课堂练习: 单句语法填空 1 ．The improper management of the factory led to (economy) decline. 2 ． (disturb) by the bad weather, the opponents didn't play well in the basketball match. 3 ．The conservationists are concerned the endangered animals. 4 ．He likes wearing brand shoes, (particular) Li Ning. 5 ．As tourism develops, we must guarantee we should live in harmony nature. 6 ．People try to avoid public transportation del