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9年级人教版全一册 Unit 12 Life is full of the unexpected. 课件2
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这是一份9年级人教版全一册 Unit 12 Life is full of the unexpected. 课件2，共16页。
Life is full of the unexpected.难点名称：语法（过去完成时）参赛教师：时间：九年级-下册-第12单元目录CONTENTS21. By the time I______, my brother ______________________.got uphad gotten in the showerPast perfect tenseⅠ.导入：2. By the time I__________, the bus ____ already_____.hadgot outsideleft3. By the time I___________, I realized I ________ my backpack at home.had leftgot to school1. 构成：had＋过去分词2. 用法：过去完成时可以表示过去某一时刻或某一动作之前完 成的动作或呈现的状态。也就是说发生在“过去的过去”。Ⅱ.知识讲解：Past Perfect Tense 过去完成时 一1.规则动词的过去式，过去分词1)一般情况在动词V原形后+watchededpracticed2)以不发音e结尾的+3)以辅音加y结尾的,study---4)以重读闭音节结尾，末尾只有一个辅音字母, 如：stop去y变i+edstudied双写尾字母，再+edpedd1. build ________ _________make ________ _________2.speak ________ ________write ________ ________3. cut ______ _______ bet ______ ______built builtmade madespoke spokenwrote writtencut cut2不规则动词的过去式和过去分词：A B BA B CA A AA B A 4. run ______ ______ become _______ _______ ran runbecame become bet bet形式多样，找规律，分门别类，要牢记！3.与过去完成时连用的时间状语 1. I had finished reading the novel by nine o’clock last night.2. We had learned over two thousand English words by the end of last term.3. They had planted six hundred trees before last Wednesday. before + 过去时间by + 过去时间by the end of + 过去时间4.过去完成时态的用法：1)表示过去的过去，通常由when或by引导的短语或者从句作时间状语或时间状语从句① By the end of last year, I had learned about one thousand English words.② By the time he was twenty, he had won about ten medals.③ When I got there, they had already left.2)常用在宾语从句中① He told me he had already finished his homework.② I realized he had fooled me again.3)体现在上下文中 I didn’t go to the movies yesterday because I had seen it twice. I got to schoolThe teacher came into the classroomBy the time I got to school, the teacher had come into the classroom.Ⅲ.课堂练习：Make a sentence with Past Perfect Tense. 6:00 7:00 现在 By the time I got up, my sister had already washed all the clothes.Make a sentence with Past Perfect TenseI got homeMy little brother went to bedBy the time I got home, my little brother had gone to bed.Make a sentence with Past Perfect Tense.When I got to school, I realized that I had left my backpack at home.By the time I got back to school, the bell had rung.Before I got to the bus stop, the bus had already left.总结：由when, by the time, before等引导时间状语从句时，若描述发生在过去的事，主句常用过去完成时(had + 过去分词)表示动作发生在过去的过去。 Practice Fill in the blanks with the correct forms of the words in the box. 1. By the time I arrived at the party, everyone else ________ already_____________ .2. When he put the noodles into a bowl, he realized he____________ to add the green beans.3. By the time my mother came back from the market, I_______ already____________ the door to go for my piano lesson.4. Before she got to the airport, she________________ about the earthquake.5. When she_____________ the movie theater, she remembered she had forgotten to feed her dog.6. Before she got a chance to say goodbye, he________________ the building.hadshowed uprushed outhad found outarrived at had gone intohad forgottenhad
Life is full of the unexpected.难点名称：语法（过去完成时）参赛教师：时间：九年级-下册-第12单元目录CONTENTS21. By the time I______, my brother ______________________.got uphad gotten in the showerPast perfect tenseⅠ.导入：2. By the time I__________, the bus ____ already_____.hadgot outsideleft3. By the time I___________, I realized I ________ my backpack at home.had leftgot to school1. 构成：had＋过去分词2. 用法：过去完成时可以表示过去某一时刻或某一动作之前完 成的动作或呈现的状态。也就是说发生在“过去的过去”。Ⅱ.知识讲解：Past Perfect Tense 过去完成时 一1.规则动词的过去式，过去分词1)一般情况在动词V原形后+watchededpracticed2)以不发音e结尾的+3)以辅音加y结尾的,study---4)以重读闭音节结尾，末尾只有一个辅音字母, 如：stop去y变i+edstudied双写尾字母，再+edpedd1. build ________ _________make ________ _________2.speak ________ ________write ________ ________3. cut ______ _______ bet ______ ______built builtmade madespoke spokenwrote writtencut cut2不规则动词的过去式和过去分词：A B BA B CA A AA B A 4. run ______ ______ become _______ _______ ran runbecame become bet bet形式多样，找规律，分门别类，要牢记！3.与过去完成时连用的时间状语 1. I had finished reading the novel by nine o’clock last night.2. We had learned over two thousand English words by the end of last term.3. They had planted six hundred trees before last Wednesday. before + 过去时间by + 过去时间by the end of + 过去时间4.过去完成时态的用法：1)表示过去的过去，通常由when或by引导的短语或者从句作时间状语或时间状语从句① By the end of last year, I had learned about one thousand English words.② By the time he was twenty, he had won about ten medals.③ When I got there, they had already left.2)常用在宾语从句中① He told me he had already finished his homework.② I realized he had fooled me again.3)体现在上下文中 I didn’t go to the movies yesterday because I had seen it twice. I got to schoolThe teacher came into the classroomBy the time I got to school, the teacher had come into the classroom.Ⅲ.课堂练习：Make a sentence with Past Perfect Tense. 6:00 7:00 现在 By the time I got up, my sister had already washed all the clothes.Make a sentence with Past Perfect TenseI got homeMy little brother went to bedBy the time I got home, my little brother had gone to bed.Make a sentence with Past Perfect Tense.When I got to school, I realized that I had left my backpack at home.By the time I got back to school, the bell had rung.Before I got to the bus stop, the bus had already left.总结：由when, by the time, before等引导时间状语从句时，若描述发生在过去的事，主句常用过去完成时(had + 过去分词)表示动作发生在过去的过去。 Practice Fill in the blanks with the correct forms of the words in the box. 1. By the time I arrived at the party, everyone else ________ already_____________ .2. When he put the noodles into a bowl, he realized he____________ to add the green beans.3. By the time my mother came back from the market, I_______ already____________ the door to go for my piano lesson.4. Before she got to the airport, she________________ about the earthquake.5. When she_____________ the movie theater, she remembered she had forgotten to feed her dog.6. Before she got a chance to say goodbye, he________________ the building.hadshowed uprushed outhad found outarrived at had gone intohad forgottenhad
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