Unit 4 A Lets talk.doc

Unit 4 At the farm第一课时学情分析： 本课时核心句型是涉及名词复数形式的特殊疑问句和一般疑问句，这一知识点在四年级上册第四单元的B Lets talk出现过一次。教师可创设适当语境让学生充分感受并理解名词单、复数的意义以及相应句型的变化，并能在情景中正确运用和表达。教学内容：1、A Lets talk 2、Lets play知识目标：1.能够理解对话大意，能够用正确的语音、语调朗读对话2.能够在情景中运用句型:Are these.? Yes, they are.What are these? They are. / Theyre.询问物品名称并回答。3.能够在情景中恰当运用句型Theyre good/ so big!描述物品特点；4.能够在语境中理解新词carrot和tomato的意思，并能正确发音。 能力目标： 能听懂会说句子：look at the green beans,Theyre so long.Yes,and the potatoes are big. 情感态度： 培养学生积极与他人合作的优良品质。教学重点：1.能够在情景中运用句型:Are these.? Yes, they are.What are these? They are. / Theyre.询问物品名称并回答。2.能够在情景中恰当运用句型Theyre good/ so big!描述物品特点； 教学难点：1.名词单复数的读音及用法，如：apple_apples, tomato_tomatoes2.能够理解名词复数形式的特殊疑问句和一般疑问句的变化，并能在情景中正确运用和表达。3.these的发音。教学准备：单词卡片，头饰，录音机，课件教学方法：情景教学法，讨论法课型：新授课教学过程：1.利用主情景图导入话题利用课件出示情景图，教师提问： Where are Mike and his friends?并出示单词farm。引导学生回答：They are at the farm.教师指着Zoom和Zip说：Zoom and Zip are at the farm, too. What do they see? 引导学生回答：They see some vegeterbales. But what vegeterbales?2.利用课件引入A Lets talk:（1） T: I know a kind of red vegetable. Its round. What is it?出示图片，说：Look! Its a tomato.板书：Its a t_m_t_.请学生根据读音尝试填写所缺字母并朗读单词。再出示一张西红柿图片，引导学生说：They are tomatoes. 教师板书句子They are tomatoes. 提示学生注意tomato一词的复数变化，帮助他们理解Its a tomato. 和They are tomatoes. 两个句子的不同含义。（2）教师手指西红柿图描述：These are tomatoes. They are red. Theyre good. Theyre yummy.同桌学生结对练习运用Theyre.描述tomatoes。（3）教师继续描述：Theyre yellow. Theyre small.Theyre yummy, too. What are they?学生尝试猜测后，教师引导学生用What are these?提问。教师板书句子：What are these?然后出示he, she, we等单词帮助学生根据发音规则拼读单词these。最后教师出示黄色西红柿图片，说：Theyre tomatoes,too. Theyre yellow tomatoes.（4) 游戏：抓单词（Catch the words）快速出示水果或蔬菜图片（图片中水果或蔬菜的数量应该等于或多于两个），问：What are these? 引导学生用Theyre.回答。最后，教师呈现胡萝卜的图片，教学carrots,并引导学生说：Theyre so big!（5）Pairwork: 同桌学生结对用red tomatoes, yellow tomatoes和carrots操练句型What are these? Theyre. Theyre so.!3.呈现与操练：Are these carrots? Yes, they are.（1）教师问：Where can we see these vegetables?然后利用课件呈现农场背景，说：We can see at a farm.教师板书farm,然后引导学生拼读该单词。教师说：Now lets go to a farm. 呈现两株开着黄色花朵的西红柿苗，问：What are these? Can you guess?引导学生使用Are these.?进行猜测，教师适时出示花朵凋谢后结出红色果实的西红柿图片。接着展示胡萝卜种子发芽、长出幼苗、开花结果的过程，然后问：Are they carrot? 学生用Yes, they are.或No, they arent.进行判断。（2) 学生分角色操练对话：S1: Look at these! Are these.?S2: Yes, they are. / No, they arent. S1: What are these?S2: Theyre.4. 布置作业（1）完成配套练习。（2）用英语向爸爸妈妈介绍自己认识的蔬菜。（3）对话读4次。板书设计：Unit 4 At a farmA Lets talk Lets playWhat are these/ they?Theyre tomatoes.Are these / they carrots?Y