人教版九年级英语12单元第一课时课件.ppt

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1、Section A (1a-2b)学习目标：1.会背单词：unexpected oversleep realize get-got-gotten 2.会使用短语：leave sth.+地点 （把某物遗忘在某地）3.掌握过去完成时的肯定，否定结构;以及由by the time 和 when 引导的时间状语从句中的过去完成时 的用法 1.Do you like mornings?2.What do you usually do in the morning?Leading inWhat do you usually do in the morning?Have you ever slept?Hav

2、e you ever been late for school?1a1a1a1aLook at the pictures.What happened to the girl?She got up late.She overslept.Tell a storyoversleep (overslept,overslept)v.睡过头；睡得太久睡过头；睡得太久复合词中的复合词中的over常有常有“过于过于”之意之意Dont oversleep,Dean!You are to be late.迪恩，别睡过头了！你要迟到了。迪恩，别睡过头了！你要迟到了。By the time she got up,he

3、r brother had already gotten in the shower.She wanted to use the bathroom but someone was in the bathroom.到到时为止，在时为止，在以前以前She ran quickly to catch the bus.By the time she got outside,the bus had already left.The bus had just left.leave-left-left 离开离开 leave sth.+地点地点 把把.遗忘在遗忘在.What happened to her?Sh

4、e got to school and realized she had left her bag at home.What happened to her?She got to school and realized she had left her backpack at home.n.背包；旅行包1b.Listen to Mary talking about her morning.Complete the sentences.had1.By the time I got up,my brother _ already _ in the shower.2.By the time I go

5、t outside,the bus _ already _.3.When I got to school,I realized I _ _ my backpack at home.gottenhadlefthadleft2a Listen to Mary continue her story.Number the pictures in the correct order.13242b.Fill in the blanks with the correct forms of the verbs in brackets.1.When I _(get)home,I realized I _(lea

6、ve)my keys in the backpack.2.By the time I _(get)back to school,the bell _(ring).3.By the time I _(walk)into class,the teacher _(start)teaching already.gothad leftgothad rungwalkedhad started过去完成时过去完成时(1)构成：由构成：由“助动词助动词had(用于各种人称用于各种人称和数和数)+过去分词过去分词”构成构成 否定式：否定式：had not+过去分词过去分词 缩写形式：缩写形式：hadnt(2)用法

7、：过去完成时表示在用法：过去完成时表示在过去某一过去某一时间或动作之前时间或动作之前已经发生或完成了的已经发生或完成了的动作。动作。(3)它所表示动作发生的时间是它所表示动作发生的时间是 “过去过去 的过去的过去”。例如：例如：When I got there,you had already eaten your meal.当我到达那里时，你已经开始吃了。当我到达那里时，你已经开始吃了。By the time he got here,the bus had left.在他到达那里之前，汽车已经离开了。在他到达那里之前，汽车已经离开了。first first当当.时时“到到的的时时候候”,相当于

8、相当于 when,后接后接过过去去时时的句子的句子时时,主句的主句的谓语动词谓语动词用用过过去完成去完成时态时态.now9:00pm8:00pmMy little brother went to bedI got homeBy the time I got home,my little brother had gone to bed动作发生在前动作发生在前，用，用过去完成时过去完成时；发生在后发生在后，用用一般过去时一般过去时。the policeman got to the shopthe thief ran away When the policeman got to the shop,t

9、he thief had run away.过去的过去过去的过去过去过去用所给动词的适当形式填空。用所给动词的适当形式填空。1.By the time I got up,my mother _ already _(cook)breakfast yesterday morning.2.When Jack got home,his sister _ already _ (wash)the clothes.3.The film_ already _(start),when we got to the cinema.had cooked hadwashed had started(2019(2019甘

10、肃天水甘肃天水)By the time we got to the station,the train _ already _.A.had;leave B.had;leftC.have;left D.had;leaved中考链接中考链接 Boverslepttook a shower went outside ran to schoolleft her backpackleft her keys in the backpack ran back to school walked into class started teachingDescribe each picture.Retell Marys bad day.Homework What do you think happened after Mary was late for class?Talk to your partner and then make up an ending for this story.