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1、The third period （第三课时）Part A Lets spell内容分析本课是PEP小学英语三年级起点第二册Unitl第三课时。该课时采用自然拼 读来进行教学。以元音字母a在闭音节的发音为本节课的主线，先用一段chant 来引出本节课主题。教师通过歌谣、拆音、拼音等活动，来培养学生的语音意识, 引导学生通过观察，自学和互助等手段培养学生的思维能力，并达到自主学习的 目的，让学生在尝试学习中体验学习的乐趣。课时目标知识与能力1 .能够掌握元音字母a在单词中的发音和单词的书写。2 .能够养成良好的学习习惯。3 .能够听、说、读、认单词cat, bag, dad, hando 过程与
2、方法1.借助手势教学字母发音，归类识记单词。情感态度价值观1.培养学生养成良好的学习习惯。教学重难点教学重点1 .掌握元音字母a在单词中的发音和单词的书写。2 .能够根据字母a的发音规律来拼读、拼写类似的单词。教学难点1 .引导学生认识有元音和辅音之分。2 .能根据例词发掘元音字母a在单词中的发音规律。教学准备教学课件、课文录音、视频、图片，“击鼓传花”游戏用具等。教学媒体选择多媒体，录音。教学活动1 .唱歌2 .游戏教学过程Step 1: Warm-up & Lead-inL lets sing a song一ABC song .（出示课件：三年级上册第6页lets sing,包括歌名，与歌
3、词相关的图 片。播放歌曲。通过歌曲导入，让学生在愉快的气氛中开始本节课的学习。）Lyrics：Aa-Bb-Cc-Dd-Ee-Ff-Gg-Hh-Ii-Jj-Kk-Ll-Mm-Nn-Oo-Pp-Qq-Rr-Ss-Tt-Uu-V v-Ww-Xx-Yy-Zz. Xx-Yy-Zz, now you see, I can say my ABCs.2. Revision.（1） Through singing the ABC Song, we can review the pronunciation of 26 letters which we have learned.（2） Play a game： s
4、harp eyes （火眼金睛）!（出示课件：随机排列26字母 的位置。复习上学期已学的字母。）Rule： according to the letters which are put out of order in the picture and read at once.3. Lead-inShow some pictures to let students guess what are they.（课件出示：展示一些动物的照片，以询问的方式来让大家回答。）Step 2: Presentation1. play a chant in Lets spell.（出示课件：播放音频并呈现书本上的
5、相应图 片。学生需要一边听一边跟读。）How to pronounce “a in a word? Lets watch!catbagdadhand2. Read the above words loudly three times!（通过大声朗读，让学生思考， 单词中的a发什么音呢？老师可把所给单词进行拆分合并单词的音，让学生体会 单词音的由来。）3. T： Can you spell it ?Ss： C-A-T, cat. （出示课件：展示小猫图片，并介绍：This is a cat.） Then mark the letter “a with different color, and s
6、tress the pronunciation of a” again and again.Teach the word “cat” by the game High and low voicev .T: It is a cat. /k/-/ae/-/t/9 /kaet/. A cat!Point to the picture of the girl and say, A cat! ” Lead students to clap hands and chant: cat, / cat, acat, Zacat. /ae/-/ae/-/ae/Write down the word “cat on
7、 the blackboard.4. The teacher can put on her/his own bag. Ask a question and answer it on his/her own.Eg： “ Whats this? Oh, its my bag.”Write the word bag” on the blackboard and mark the letter a with different color.（课件出示：把bag这个单词呈现出来，并标红字母a。）T： Look! A bag! This is my bag. /b/,/ae/,/g/Teach the w
8、ord “bag” by the game “Opposite tune”. Then lead students to clap hands and chant: bag, / bag, A bag, / A bag, Write down bag on the blackboard.5. Teacher teach students to read the word “dad” three times and stress the pronunciation of “ a ” .（出示课件：展示一张父亲的图片。并介绍This a dad with a child.）Lead student
9、s to clap hands and chant:dad, / dad, A dad, / A dad. Write down the two words “dad” on the blackboard.6. The teacher can raise his/her hand, and show h_nd to students.Ask them to write the missing letter.（学生可根据刚刚所学字母a的发音，尝试拼读单词。） （课件出示：一张老师举手的照片，并圈出手部位。）If someone can answer correctly, she/he will
10、get a reward.知识点拨：a在重读闭音节中发短元音屈/,可以播放发音教学视频，学 习发音要点一一嘴唇向两侧尽量分开，嘴巴张开较大，上下齿之间大约可容纳两 个手指的宽度。Read, listen and circle.Listen to the recording for two times. Let students answer first and check with teacher together.（课件出示：音频材料，并在圈出正确答案，以便核查。）Listen and writePlay the recording first and let student learn t
11、o write on the paper.（课件出示：音频材料。并打出四线三个，教学生进行拼写练习。）Step 3: Practice1. Have a conversation or make a dialogue（老师将带有字母“a”的卡片贴在教室的不同位置，并与学生展开对话。） Eg：T： what is this?Ss： It is an a” .2. Practice in pairsStudents can work with their partner and freely spelling and reading words by alphabet. pupils learn
12、individual letter sounds and then learn how letters work in groups. And have a discussion with each other how to pronounce the letter a” in a word.（出示课件：展示一张字母表。拼读法为孩子们提供了一套规则：学生们学习单 个字母的发音，然后学习这些字母组合在一起时如何发音。）Then teacher can show other similar words to let students learn and read.（课件出示：put some wo
13、rds on PPT, such as rat mad happy Canada, panda, apple, and, at.）Step 4: Consolidation & Extension1. .Teacher play the recordingRead, listen and circle.Let students finish the exercise by themselves on the book. Then choose some students to speak out their answers and check them if they are right. F
14、inally, ask students to read aloud and correct wrong pronunciation/ 出示课件：书本第 6 页，lets spell 第二部分，Read, listen and circleo 包括其内容。）Content：2. catbag2. bagdad3. Canadapanda4. hand dad4. Teacher play the recordingListen and write.Ask students to finish the spelling by listening to the recording on their
15、 own. Then check the answers which students finished just now. At last, let students spell the words freely.（出示课件：书本第 6 页，lets spell 第三部分,Listen and write,使 用四线三格展示cat, bag, hand和dad这四个单词。）板书设计Unit 1 Welcome back to schoolPart A Lets spellcatbagdadhand作业设计1. Read the chant three times after class.（课后读三遍今日所学的小歌谣。）2. Try to find more words with the letter a that sounds /&/ and share them next class.（尝试找到更多带有字母a且发/应音的单词，并在下节课上分享。）教学反思1 .充分利用网络资源服务课堂教学，利用生动形象的图片辅助教学，激发 学生的学习兴趣，调动学生的学习积极性。2 .游戏形式多样，充满趣味性并且面向全体学生，较好地兼顾了不同层次 的学生。3 .设计开放性的练习，让学生自主创作，培养学生的发散性思维。4 .本课主要采用了尝试教学法，是以学生为主体的课堂，体现先学后教的 理念。