ID: 22543294

人教版九年级英语Unit 12 Life is full of the unexpected.语法知识点:过去完成时及练习题(含答案)

日期:2025-03-31 科目:英语 类型:初中素材 查看:27次 大小:42333B 来源:二一课件通
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人教,语法,答案,练习题,完成时,过去
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人教版九年级英语Unit12 Life is full of the unexpected. 语法知识点:过去完成时 一、过去完成时的概念与结构特点 概念:过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作,即“过去的过去( past-in-the-past )”。 --|-- |--|--> 那时以前  那时  现在       构成:主语+had+过去分词(p.p),其中 had 通用于各种人称。 They had already had breakfast before they arrived at the hotel.   She had finished the homework by 10 :00 this morning.   ①肯定句:主语+had+过去分词.   ②否定句:主语+had+not+过去分词.   ③一般疑问句:Had+主语+过去分词    肯定回答:Yes,主语+had     否定回答:No,主语+hadn't   ④特殊疑问句:特殊疑问词或词组+一般疑问句(Had+主语+过去分词)? ⑤被动语态:主语+had(hadn't)+been+过去分词 二、过去完成时的判断依据 (1)特定的时间状语 ① by +过去的时间点 表示“到...为止” He had finished reading the book by 10 o’clock yesterday. 到昨天10点前, 他一进读完了这本书。 ② by the end of +过去的时间点 表示“到...结束前” We had learned a lot of English songs by the end of last term. 到上学期期末为止我们已经学了很多英文歌曲。 ③由by the time, before, when 等引导时间状语从句时, 主从句的动作发生有先后,动作在前的用过去完成时。 By the time I went outside, they had already left. The train had already left when I got to the station. They had planted six hundred trees before last Wednesday. (2) 具体的语境(看动作是否发生在过去的过去) ① 主句为一般过去时, 且宾语从句的动作先于主句的动作发生时, 从句要用过去完成时。 She said that she had seen the film before. 她说她以前已经看过这部电影了。 ② 上下文语境。 I met Jim in the street yesterday. We hadn’t seen each other since he went to Beijing. 过去完成时的具体用法 过去完成时动词表示过去某一时间或某一动作之前完成的动作或状态。强调过去某一动作发生在另一动作之前时。 他说他以前见过你。 He said that he had seen (see) you before. When I woke up, it had stopped raining. 我醒来时,雨已经停了。(主句的动作发生在“过去的过去”) 过去完成时词可以表示过去某一时刻之前发生的动作或呈现的状态,这一动作一直持续或将继续下去。 到了六点钟为止,他们已经工作了八小时了。 By six o’clock they had worked (work)for eight hours. 我到广州时,他在那里很长时间了。 When I came to GZ , he had been (be) there for a long time. 3.过去完成时和 already, just, ever, yet等连用表示过去的过去。 他告诉我说他们队已经赢了。 He told me that his team _____ already _____ (win). 她说她仍没去过长城。 She said that she _____(not go to) the Great Wall yet. 注意:一般过去时、现在完成时与过去完成时 1.一般过去时表示在过去某时发生的动作或 存在的状态。 例:We started to learn English 5 years ago. 我们五年前开始学英语。 5 years ago now 2. 现在完成时表示的动作发生在过去,但侧重对现 在产生的结果或造成的影响,与现在有关。其结构为:“助动词 have(has)+过去分词” 。 例:We have learned English for 5 years. 我们已经学了五年的英语了。 5 years ago have learned now 3. 过去完成时表示在过去某个时间或动作之前 已经发生或完成了的动作或存在的状态,即 “过去的过去( past-in-the-past )”。 例:We had learned English for 4 years by last year. 到去年为止, ... ...

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