新概念第83课说课

1、新概念一册第新概念一册第8383课说课课说课 made by Miss Weng made by Miss WengLESSON 83 GOING ON HOLIDAY一、教学目标：1、掌握重点单词：suitcase, mess, pack, leave, already.2、掌握构词法：un+adj. 构成这个形容词的反义词。 Eg: tidy-untidy; happy-unhappy; comfortable- uncomfortable3 3、初步认识了解现在完成时的含义、结构、标志、初步认识了解现在完成时的含义、结构、标志词、用法和一般过去时的区别。词、用法和一般过去时的区别。二、教

2、学重难点：1、现在完成时2、现在完成时和一般过去时的区别。三、教学过程1、导入之前学生们一直在学一般过去时，而这次课即将引入现在完成时，并要比较两种时态的不同，所以我先用他们已经学过的一般过去时提问，这篇课文讲的是度假，刚好经过一个寒假，我就可以询问他们寒假去了哪些地方进行导入。Where did you go on holiday/on your winter vacation?可以让学生复习用一般过去时来尽可能地多说一些句子。Ss: I went to 本来预设学生会回答一些地名并加以复习eg: beach, lake, river, sea, seaside, temple, mount

3、ain, museum, park, forest,不过学生最多的回答是：I stayed at home and did my homework.所以我就让他们猜我假期去了哪里，让他们尽可能多得运用一般过去时来造句。Did you go to？Where did you go on Where did you go on holiday?holiday?I went to the mountains.I went to the mountains.Where did you go on holiday -I went to the LingYin Temple. Where did you

4、go on Where did you go on holiday?holiday?I went to I went to HainanHainan. .Where did you go on holiday? I went to the zoo. .三、教学过程：2、围绕“holiday”引出本课重点单词，eg:我提问学生：What do you need when you go on holiday?让学生计划一次旅行，他们比较兴奋，都会七嘴八舌地说出一些需要的物品。然后我再出示幻灯片。HOLIDAYHOLIDAY交通工具交通工具: : bus, car, train, bus, car,

5、 train, plane, ship, bike, subwayplane, ship, bike, subway风景点风景点: : beach, lake, river, sea, beach, lake, river, sea, seaside, temple, mountain, seaside, temple, mountain, museum, park, forest,museum, park, forest,What do you need when you go on holiday?suitcaseNew words bookcase showcase pack:打包cam

6、eraticketmoneycredit cardmessWhat a mess!untidyNew words mess 脏或乱的状态/把弄乱 in a mess 乱七八糟的状态或局面 messy 凌乱的，脏的leave- left - leftmess n.凌乱凌乱pack v. 打包打包suitcase n.手提包手提包leave（left） v. 离开离开already adv. 已经已经三、教学过程3、课文讲解：1)听课文，回答问题：Carol and Tom are going to have a holiday. Lets listen to the tape and answe

7、r:1)Did Sam have lunch/a cup of coffee？ when?2)Whats Carol and Toms living room like? Why?3) What are Carol and Tom going to do？ 4) Where did Sam have his holiday? 2）、引出现完当回答第一个问题时，现在完成时已经出现，我先让学生在课文中找出Sam回答的句子：No, thank you, Tom. Ive already had lunch.让学生自己体会 课文注释1 PPT上举例 板书 展示现完结构 PPT上练习 让Ss用现完结 合

8、自己学习英语的经历造句。PPT举例（现完的用法）Its 5 oclock. He had a piece of pizza. (过去) He is full.Its 5:30. Would you like a hamburger? No, thank you. I have (already) had dinner. ( (现在完成时现在完成时) ) I had dinner at 5 oclock. (过去时)They had some ice-creams.Would you like some ice-creams?No, thanks. Ive had an ice-cream.I

9、had an ice-cream at four oclock.总结现在完成时：总结现在完成时：1 1、含义、含义 （1 1）在过去一个不确定的时间里发生，并与现在有着某种）在过去一个不确定的时间里发生，并与现在有着某种联系的动作联系的动作 （2 2）开始于过去并持续到现在的动作。）开始于过去并持续到现在的动作。现在完成时现在完成时2、构成：主语主语 + have/ has+ 动词过去分词动词过去分词Eg: I have already had lunch.注意：这里的have是助动词,无意义 have-had-had现在完成时的否定形式和疑形式现在完成时的否定形式和疑形式 否定：have/h

10、as +not +done(动词过去分词）eg: I have not (havent) had lunch yet.疑问：一般疑问句：Have/has +主语+done (动词过去分词）？eg: Have you had lunch yet?特殊疑问句：特殊疑问词+have/has +主语+done (动词过去分词）？eg: How long have you lived here?G GAMEAME叠叠高：可分成两个组或两个学生之间的PK。游戏规则：用现在完成时的句型造句（可结合84课），肯定句1分，否定句和一般疑问句2分，若说错不得分，对方组改对加分折半。We often use CON

11、TRACTIONS with this tense.规则动词规则动词过去分词过去分词和和过去式过去式变法一样变法一样1. + ed clean - cleaned2. + d arrive - arrived3. 辅音字母辅音字母+y结尾的结尾的 把把y 变变i + ed empty - emptied 动词的过去分词的规则变化动词的过去分词的规则变化动词的过去分词的规则变化，在动词后加ed，规则变化有以下四种：原形原形+ed +ed 如：如：worked,passedworked,passed词尾是词尾是e e时，直接加时，直接加d d 如：如：likedlivedlikedlived若词尾

12、为若词尾为“辅音字母加辅音字母加y”y”，则改，则改y y为为i i加加eded。词尾。词尾 为为“元音字母元音字母+y”+y”时，直接加时，直接加d d；如如:playedstayedstudiedcried:playedstayedstudiedcried末尾只有一个辅音字母的重读闭音节时，双写最末尾只有一个辅音字母的重读闭音节时，双写最后一个辅音字母加后一个辅音字母加ed. ed. 如：如： stoppeddroppedstoppeddropped2022-3-53 3、现在完成时的时间状语、现在完成时的时间状语already 已经（肯定句）已经（肯定句） yet 还（否定疑问句）还（否

13、定疑问句）ever 曾经 never从不从不 just刚刚刚刚for+一段时间一段时间since+时间点时间点 since+2006 since+2006 自从自从20062006年起、年起、since +since +时间段时间段+ago+agosince two years ago since two years ago 现在完成时态练习题1.we_just _(talk)about you.2._you_ (visit)the Great Wall yet?3.How long _ you _ (teach) English in this school?4.He _ (work) at

14、 this school since he was 24.5.He_(be)to shanghai for several times.6.Sorry,he isnt here. He _(go) to Bei jing.2022-3-5havehavetalkedtalkedHaveHavevisitedvisitedhavehavetaughttaughtHas workedHas workedHas beenHas beenHas goneHas gone让SS用现完结合自己学习英语的经历造句。T: I have learned English since1992.现在完成时现在完成时V

15、SVS一般过去时一般过去时现在完成时和一般过去时的区别：1）现在完成时强调过去发生的动作对现在造成的影响对现在造成的影响，而一般过去时不强调过去的动作与现在的关系。如：I have lost my pen.（强调我现在没有笔）I lost my pen.（过去笔丢了，没说明现在是否有笔）2）现在完成时不可和明确表过去的时间状语连用不可和明确表过去的时间状语连用，但一般过去时可以，如yesterday, last week, three days ago, just now等。3）、知识点梳理单词前加“un”表示否定前缀tidy-untidyhappy-unhappycomfortable-un

16、comfortablelucky-unluckysure-unsurefair-unfairHave 词组大集锦 1 吃早饭吃早饭 2 2 吃午饭吃午饭 3 3 吃晚饭吃晚饭 4 4 度假度假5 5 游泳游泳6 6 休息休息 7 7 高兴高兴8 8 抽一支烟抽一支烟 9 9 洗澡洗澡 10 10 拥有拥有WeWere going to leave tomorrow. re going to leave tomorrow. = We= Were leaving tomorrow.re leaving tomorrow.当动词是当动词是leave, go, come, arriveleave, go, come, arrive等等时，可以用现在进行时表将来。时，可以用现在进行时表将来。（有人叫你时）有人叫你时）Im coming. Hes arriving tonight.Im coming. Hes arriving tonight.I I m coming. m coming. 他今天晚上就到他今天晚上就到HeHe s arriving tonight.s arri