Unit 4 Section Ⅲ Learning About Language（课件PPT）-【优化指导】2021-2022学年新教材高中英语选择性必修第三册(人教版2019)

UNIT 4　ADVERSITY AND COURAGE Section Ⅲ　Learning About Language 现在完成进行时 栏目索引 语法感知 语法精析 课堂达标 语法感知 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE have/has＋been＋doing have/has＋not＋been doing 仍在进行 刚结束 ⑧ 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 语法精析 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 课堂达标 have been practising has been playing have written have been waiting have been looking has been reciting 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE has been ringing me up has been sleeping have been reading have been cleaning the classroom 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE have been working 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 课时跟踪检测(十五) 返回导航 英语　必修第三册 UNIT 4　ADVERSITY AND COURAGE 谢谢观看！ 观察下面句子，完成后面的自我归纳。 ①He has been watching television all day. ②I am tired. I have been painting the living room all the morning. ③We have been discussing the matter several times this year. ④I have been writing an article. ⑤They have been building the bridge for two months. ⑥He has been waiting for you for two hours. ⑦He has not been working since he was fired three months ago. ⑧He has been complaining the bad weather. [自我归纳] (1)现在完成进行时态的构成： 肯定形式：______________________. (如句①，句⑥，句⑧)。 否定形式：__________________________ (如句⑦)。 (2)现在完成进行时表示动作开始于过去，并一直持续到现在，动作可能________．(如句①～⑤，句⑦～⑧)，也可能_______(如句⑥)。 (3)现在完成进行时也可以带有某种感情色彩(如句_______)。 (1)现在完成进行时的构成 have/has＋been＋现在分词 She has been thinking about changing the job. 她最近在考虑换工作。 (2)现在完成进行时的用法 ①表示动作发生在过去并且一直持续到现在。这个动作可能刚停止，也可能仍继续进行下去，常与延续性动词连用，并常带有表示动作起止时间的状语，如since last week, since 2000等或由since引导的时间状语从句；还可以带有表示时间的状语，如for an hour, these days等。 We have been studying here since two years ago. 从两年前，我们就一直在这里学习。 ②表示不久前刚结束的动作。这种意义通常根据上下文判断。 (2020·全国卷Ⅲ)It's hard to tell exactly how many people agree with him, but resea