新概念第一册第83课.ppt

New Concept English Book One Lesson 83 & 84 贾艳春 Jenny,1,Teaching objectives (教学目标),2,时态学习: 现在完成时,句型: have some, please.,contents,Teaching procedure (教学过程),3,复习,课文讲解,课堂练习,步骤,他们正玩得开心. They are having a good time. 我们一般周一洗澡. We usually have a bath on Monday. 我今天在家吃的午饭. I had lunch at home today.,复习,4,他昨天下午理的发. He had a haircut yesterday afternoon. 他们打算9月份去度假. They are going to have a holiday in September. 他们上周五举办的派对. They had a party last Friday.,复习,5,Listen to the tape and answer the question: where did Sam go for his holiday this year? 083&084Going on Holiday.mp3,课文讲解,6,Mess Pack Suitcase Leave already,New words,7,课文讲解,8, mess (1) n.杂乱 in a mess 乱七八糟的状态或局面 The room is in a mess. What a mess! 真乱啊！,课文讲解,9, mess (2) v. 把弄乱 mess up 弄乱；弄糟 Dont mess up my clean floor 别把我的干净地板弄脏了。,课文讲解,10, mess (3)词汇扩展： messy adj. 凌乱的，脏的,11,2019/7/28,2. pack pk v.打包,装箱,unpack,课文讲解,12,2. pack pk (1) v.打包,装箱 Don t forget to pack the mirror! 别忘了把镜子装起来! We began to pack them into a suitcase. 我们现在开始把它们装到手提箱里。,课文讲解,13,2. pack pk (2) n. 背包，行李包 或者: backpack n. 背包 backpacker n. 背包旅行的人,课文讲解,14,3. suitcase sju:tkeis n.手提箱,课文讲解,15,bookcase,课文讲解,16,4.祈使句 祈使句表示请求或命令的句子。谓语动词用原形. Come in. 进来吧。 Have a cup of tea then. 那么喝杯咖啡吧。 Lets go into the living-room, Carol. 我们到客厅里去吧，卡罗尔。,课文讲解,17,5. 一般现在时：表示经常性的动作. 主语 + am / is /are 或 主语+ do/ does He swims in the morning every day. 一般过去时：表示过去做过的事情或状态。 主语 + was / were 或:主语 + 动词+ed I had a haircut yesterday afternoon.,课文讲解,18,现在进行时：动作正在进行。 主语+ am/is/are + 动词+ing They are playing football in the park. 一般将来时：计划将来做的事。 主语 + am/ is / are+ going to do I am going to go home tomorrow.,课文讲解,19,现在完成时：动作发生在过去，但对现在造成了影响或结果。 主语 + have / has + 动词的过去分词 (主语为第三人称单数时,用has;其他人称皆用have),20,构成： I have already had lunch. S（主语）+ have/ has + 动词过去分词,现在完成时,have是助动词,无实义,现在完成时中动词形态,现在完成时的否定和疑问形式,21,(1)否定形式： 主语+hasnt/havent +动词的过去分词 I havent had dinner yet. (2)疑问形式： Have you had dinner? Yes,I have. No,I havent.,现在完成时的否定和疑问形式,22,I have had a bath. I havent had a bath. Have you had a bath? She has had a meal. She hasnt had a meal. Has she had a meal?,现在完成时的缩写,23,现在完成时,24,(3)规则动词的过去分词与过去式相同，而不规则动词的过去分词则需特别加以记忆。 look-looked-looked study-studied-studied have-had-had take-took-taken buy-bought-bought,25,(4)动词的过去分词的规则变化规则： 原形+ed 如：worked, passed 词尾是e时，直接加d 如：liked lived 若词尾为“辅音字母加y”，则改y为i加ed。 词尾为“元音字母+y”时，直接加d； 如: played stayed studied cried 末尾只有一个辅音字母的重读闭音节是， 双写最后一个辅音字母加ed. 如： stopped dropped,26,(5)不规则动词的过去式以及过去分词 AAA: put put put letlet let ABA: becomebecamebecome ABB: standstoodstood ABC: eat ateeaten,27,cost-cost-cost read-read-read put-put-put cut-cut-cut let-let-let set-set-set AAA变化的单词，结尾字母一般是t或d。 特殊：动词read, 变化是read-read-read，但发音分别是ri:d-red-red。,AAA,28,有些动词的过去分词与原形是一样的: run-ran-run come-came-come become-became-become,ABA,29,ABB(含规则动词),30,1.另有一些其它形式的变化。 have (has)-had-had leave-left-left lose-lost-lost make-made-made feel-felt-felt spell-spelt-spelt stand-stood-stood 2. 改变单词中间元音字母。 sit-sat-sat win-won-won hold-held-held find-found-found hear-heard-heard,ABB(含规则动词),31,ABC,32,ABC,有些动词的过去分词是在原形词尾加n或en，变成以en结尾的单词。 take-took-taken give-gave-given fall-fell-fallen eat-ate-eaten write-wrote-written speak-spoke-spoken forget-forgot-forgotten (forgot) 特殊： am/is-was-been are-were-been, do (does)-did-done go-went-gone see-saw-seen,33,(6)现在完成时常用的时间副词或短语： ever 曾经 never从不 already已经 yet 还 just刚刚 for+一段时间 since+时间点 since 2006: 自从2006年起 since +时间段+ago since two years ago: 从两年前开始,34,(7) already & yet already “已经”，用于肯定、疑问句； yet 用于疑问、否定句的句尾，含有“仍然”， “还没有”之意。 Have you done it already? Yes, I have already done it. Havent you done it yet? No, I havent done it yet.,35,现在完成时VS一般过去时,我每天做作业。（一般现在） I do my homework every day. 我昨天做作业了。（一般过去） I did my homework yesterday. 我正在做作业。（现在进行） I am doing my homework. 我计划明天做作业. (一般将来时) I am going to do my homework tomorrow.,时态练习,36,我已经做完作业了。（现在完成） I have already done my homework. 我还没有做完作业。（现在完成） I havent done my homework yet. 你做完作业了吗？（现在完成） Have you done your homework?,时态练习,37,Do you _ 你跟我们一起吃午饭吗? _. 我已经吃过午饭了。 喝一杯咖啡吧。,课文回顾,38,want to have lunch with us?,Ive already had lunch.,Have a cup of coffee.,我刚刚喝了一杯咖啡了. the living room. 我们到客厅里去吧.。 We _ our suitcases. 我们正在收拾手提箱。,课文回顾,39,Ive just had a cup of coffee.,Lets go into,are packing,我们准备去度假. this year. 今年我已度过假了。,课文回顾,40,We are going to have a holiday.,Ive already had my holiday,Have some milk, please. Thanks, Ive already had some. Have an apple, please. Thanks, Ive already had one. (可数名词)：one (不可数名词)：some,句型练习：现在完成时,41,42,Have breakfast, please. Thanks, Ive already had breakfast.,breakfast,43,Have a hamburger, please. Thanks, Ive already had one.,43,A hamburger,44,Have a piece of steak, please. Thanks, Ive already had some.,44,A piece of steak,45,Have a cup of coffee, please. Thanks, Ive already had one.,45,A cup of coffee,46,Have an ice cream, please. Thanks, Ive already had one.,46,An ice ream,47,Have a piece of watermelon, please. Thanks, Ive already had some.,47,A piece of watermelon,48,Have an orange, please. Thanks, Ive already had one.,48,an orange,49,Have a peach, please. Thanks, Ive already had one.,49,a peach,50,Have some chicken, please. Thanks, Ive already had some.,50,some chicken,51,Have a tomato, please. Thanks, Ive already had one.,51,a tomato,52,Have some pot