Unit 1 Knowing me, knowing you Using language 过去分词作状语课件-2022-2023学年高中英语外研版（2019）必修第三册.pptx

Unit 1 Knowing me,knowing you Using Language;定义：过去分词是非谓语动词的一种形式, 表示完成和 被动的动作。它在句中可充当状语、定语、表语 和补语。 用法：过去分词作状语时, 其逻辑主语是主句的主语, 且与主语之间存在着被动关系。过去分词作状语 可表时间、原因、让步、 结果、条件、方式或伴 随等。;V-ed作状语;V-ed 在句中可充当时间、原因、条件、让步状语，相当于一个状从；;;;;;可在过去分词前加上连词when, while, until等，说明动作发生的时间。;② 表示原因，相当于一个原因状语从句。;③ 表示条件，相当于一个条件状语从句。;④ 表示让步，相当于一个though / although引导的 让步状语从句。;⑤表示方式或伴随。;⑥ 表结果（相当于结果状语从句）;If we are given another time, we will get better grades.;过去分词作状语时，其前面可以带有相应的连词： when, though, although, as if, as though, if, unless, until, once等。 ;过去分词所表示的动作，必须是逻辑主语所承受的和完成的动作。;Following the old man, we went upstairs. =We followed the old man and went upstairs. Followed by the old man, we went upstairs. =We went upstairs and we were followed by the old man. ;____from the top, the stadium looks like a bird nest. A. Seeing B. Seen ____ from the space, the astronaut can not discover the Great Wall. A. Seeing B. Seen;1. __________ (compare) Shanghai with Xian, we found Shanghai is larger. 2. _________ (compare) with Xian, Shanghai is larger. 3. ______ (lose) himself in thought, he almost ran into the car in front of him. 4. ____ (lose) in thought, he almost ran into the car in front of him. ; 注意事项 3;v.-ed作状语时，否定形式为：否定词放在分词的前面。 即 Not/Never/Hardly + --ed ;Rewrite the underlined sentences with the -ed form.;;;;Read the plot summary and Choose the correct form of the words.;Watch the trailer: Inside out;;;Believing / Believed that she is Riley’s most important emotion, Joy always tries to take the lead. Preventing / Prevented from playing her role in Riley’s emotional development, Sadness feels annoyed. When Riley moves to a new city, she has a hard time adjusting to her new surroundings. ;;;If __________ (connect) to the campus network, you can get to it directly from your computer. The flowers __________ (smell) sweet in the garden attract many visit