人教版九年级英语12单元件.pptxVIP

Unit 12Life is full of the unexpected.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 Leading inDo you like mornings? 2. What do you usually do in the morning?What do you usually do in the morning?Have you ever slept ?Have you ever been late for school ?1aLook at the pictures. What happened to the girl? Tell a storyShe got up late. She overslept.oversleep (overslept, overslept)v. 睡过头；睡得太久复合词中的over常有“过于……”之意Don’t oversleep, Dean! You are to be late.迪恩，别睡过头了！你要迟到了。She wanted to use the bathroom but someone was in the bathroom.到……时为止，在……以前By the time she got up, her brother had already gotten in the shower.She ran quickly to catch the bus.The bus had just left.By the time she got outside, the bus had already left.leave-left-left 离开 leave sth. + 地点 把...遗忘在...What happened to her?She 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.By the time I got up, my brother ______ already _______ in the shower.By the time I got outside, the bus _____ already _______.When I got to school, I realized I _____ ______ my backpack at home.hadgottenhadlefthadleft2a Listen to Mary continue her story. Number the pictures in the correct order.13422b.Fill in the blanks with the correct forms of the verbs in brackets.got1. When I _________ (get) home, I realized I __________ (leave) my keys in the backpack.had leftgot2. By the time I _____ (get) back to school, the bell __________ (ring).had rung3. By the time I _______ (walk) into class, the teacher __________ (start) teaching already.walkedhad started过去完成时(1) 构成：由“助动词had(用于各种人称和数) + 过去分词”构成 否定式：had not + 过去分词 缩写形式：hadn’t (2) 用法：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。(3) 它所表示动作发生的时间是 “过去 的过去”。 first例如：When I got there, you had already eaten