Lesson 18一、教学内容：1.复习功能句型：1）When did the ancient Olympic Games begin?They began in 776BC,about 3000 years ago2) When did people hold the first modern Olympic Games？They held them in 1896 in Athens，Greece3) How many medals did Chinese sportsmen win?2总结冠词用法3复习词汇：begin, thousand, history, hundred, modern, ancient, ago, man, take part in, host, such, success, win, number, shirt, set, bowl,4）学习语音bl/br/cl/cr二、 教学目标：（一）知识与技能目标： 1. 运用功能句型来询问事情发生的时间，数量并能灵活使用时间状语来回答。2. 理解定冠词与不定冠词的最基本用法。3. 掌握不定冠词a与an的区别4掌握字母组合bl/br/cl/cr的发音规律。（二）过程与方法目标： 1以小组为单位，开展游戏，要求用一般过去时询问对方关于时间的问题，问者与答者均得分，分多者优胜。2 运用图片练习冠词的用法：不定冠词第一次出现，定冠词特指3 出示更多的绕口令来练习语音。4 练习查字典熟悉字母顺序。（三）情感态度价值观目标: 做任何事最好提前订好计划三、教学重难点：（一）重点： 1. 运用功能句型来询问事情发生的时间，并能灵活使用时间状语来回答。2. 掌握定冠词与不定冠词的最基本用法。3. 掌握不定冠词a与an的区别。（二）难点：冠词的用法四、教具准备：单词卡片、录音机、字典等； 五、教学过程：（说明讲解）（一）Now I can say活动一：昨天的事活动目标：能用when、how many 提问实施方法及师生语言：1. 朗读书上的六句话2 完成下列动词的过去式win - buy - hold - sent - go - drive - see - set - sell - read - borrow - come -3 小组之间关于昨天的事做问答竞赛： 一人提问，其他组若无人回答，则提问者得分， 若其他组有人回答，则各家一分，分多者胜出。T: Read the 6 sentencesS: 1）When did the ancient Olympic Games begin?They began in 776BC,about 3000 years ago2) When did people hold the first modern Olympic Games？They held them in 1896 in Athens，Greece3) How many medals did Chinese sportsmen win?T: In groups, do asking and answering about the things they did yesterday. One student asks, if nobody answers, the student who asks gets one score. If somebody answers, both can get one score.S: 设计意图：用一般过去时询问昨天的事。（二）、Now I can do 活动二 查字典：活动目标：能够查出五个生词：pebble，communicate， revolutionary，passionate，optimistic，区分元音及辅音。实施方法及师生语言：1. Read the words first2. Groupwork: put the words in alphabetical order.3 check the answers:Folger, Frank,Fuller, Gardener, Gerson Gipson Glass Goodman GrayHart Henson Hunter4 look up the new words in the dictionary. Pebble 小石子 revolutionary 革命的Communicate交流沟通 passionate 有激情的 optimistic乐观主义的5 Distinguish the vowels and the consonant:Vowels: 气流不受阻碍，声带振动 由元音字母/y 发出consonant:：气流不受阻碍，声带不振动 清辅音 一般由辅音字母发出。气流受阻碍，声带振动 浊辅音U / 元音U / ju；/ 第一个音是辅音6 finish ex 2a: jacket panda bed book child desk flag gift heart kite leaf neck story taxi uniform U-turn an: animal airplane arm artist egg engineer idea orange apple uncle设计意图：查字典是熟练字母顺序的最好办法（三）、Now I can write活动三： 冠词活动目标：能够掌握冠词的最基本用法实施方法及师生语言：1. Explain the basic usage of a,an or the: 定冠词the： 特指， 用于再一次中出现，=this/that/ these/ those不定冠词=one 泛指 用于第一次出现 a： 后面的单词不以元音开头 a uniform用于第一次出现 an: 后面的单词以元音开头 an hour2. Finish the three paragraphs quickly3.Check the answers: 1) an, an, The, the, The 2) An, the , a a the 3) a a an the the 4. practice:a.利用ppt 出示图片Say：This is a boy.b. 第二次出示这个小孩Say：The boy wants to buy that ballc. practice with more pictures.设计意图：用图片展示第一次和再一次的区别。（四）Now I can read bl/br/cl/cr1 Pronounce the words by themselves.2 Read after the tape.3 Read the twisters: The crowd crossed the bridge.My brother cleaned the blackboard in the classroom.（五）学习效果评价（检测题）检测目标和意图：检测题：（六）Homework1、听写本单元单词及功能句2、完成活动手册及目标检测六、板书设计6、板书设计Lesson 18win -won buy -bought hold -heldsent - sent go - went drive - drovesee - saw set - set sell - soldread - read borrow -borrow come -came定冠词the： 特指， 用于再一次中出现，=this/that/ these/ those不定冠词=one 泛指 用于第一次出现 a： 后面的单词不以元音开头 a uniform用于第一次出现 an: 后面的单词以元音开头 an hour7、课后反思七：课后小记