五年级英语下册Unit 1《Going to Beijing》Lesson 3 Who is singing?
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五年级英语下册Unit 1《Going to Beijing》Lesson 3 Who is singing? woman 女人 The woman is talking to her friends. 这个女人正和她的朋友交谈。 名词复数的不规则变化 1、可数名词单数变为复数形式的规则变化 名词单数变复数，直接加-s占多数； s,x,ch,sh来结尾，直接加上-es; 词尾是-f或-fe,加-s之前先变ve; 辅音加y在词尾，把y变i再加-es; 词尾字母若是o，常用三个已足够， 要加-es请记好，hero,tomato,potato. 2、有些名词的复数形式是不规则的。 1）改变单词内部的元音字母 man--men男人 woman--women女人 foot--feet脚 tooth--teeth牙齿 2）特殊的复数词尾 child--children 孩子 ox--oxen 公牛 3）单复数同形 sheep--sheep 绵羊 Chinese--Chinese 中国人 fish--fish 鱼肉 deer--deer 鹿 man men woman women policeman policemen policewoman policewomen child children baby 婴儿 The baby is very lovely. 婴儿非常可爱。 复数：babies 易混词：body 身体 cry 哭；哭泣；喊叫 The baby is crying. 他正在哭。 反义词：laugh 笑 易混词：dry 干燥 talk 交谈；讨论 The teacher is talking to the boy. 老师正和那个男孩谈话。 易混淆：walk 步行 搭配：talk to 跟......谈话 拓展：talk about 谈论；讨论 man 男人 The man is watching TV. 这个男人正在看电视。 复数：men 对应词：woman 女人 sleep 睡觉 She is sleeping. 她正在睡觉。 短语：fall asleep 睡着 同义词组：go to bed Is Jenny singing? "Are you singing,Jenny?"I ask. "No,I'm not.The woman behind me is singing,"says Jenny. "The baby is crying,"I say. “婴儿在哭，”我说。 "Yes,"says Jenny."The baby is tired." "Who is talking?"I ask. “谁在说话？”我问。 "Danny is talking,"says Jenny."He is talking to the man behind you." "Now the baby isn't crying,"I say. “现在婴儿不哭了，”我说。 "Yes,"says Jenny."The baby is sleeping now." "Are you singing,Jenny?"I ask. "No,I'm not.The woman behind me is singing,"says Jenny. tired 累的；疲劳的 He is tired. 他累了。 短语：be tired of 对......感到厌倦 behind 在......后面 The teacher stares at the boy behind Mary. 老师注视着玛丽背后的那个男孩。 拓展：before 在......前面 in 在......里面 on 在......上面 under 在......下面 询问某人正在做某事 句型结构： Who+be动词+动词-ing? 回答： 主语+be动词+动词-ing 【详解】这是询问谁正在做某事以及回答某人正在做某事的句型。 --Who is running?谁在跑？ --Tom is running.汤姆在跑。 --Who is singing?谁在唱歌？ --Lily is singing.莉莉在唱歌。 【拓展】动词-ing的变化规律 1）一般情况下，直接加-ing. go--going sleep--sleeping be--being see--seeing 【注意】 和名词复数，一般现在时动词第三人称单数加-s(-es)不同，动词末尾如为“辅音字母+y”时，y不变，其后直接加-ing. fly-flying play-playing cry-crying buy-buying 2)动词闭音节的单音节词，或是以重读闭音节结尾的多音节词，而末尾只有一个辅音字母时，这个辅音字母必须双写，然后再加-ing. sit--sitting run-running stop--stopping begin--beginning forget--forgetting 【注意】 send,think,accept等动词虽是闭音节或以重读闭音节结尾，但末尾有个以上的辅音字母，因此，这个辅音字母不双写，应直接加-ing. send--sending think--thinking accept--accepting 3)少数几个以ie结尾的动词，须将c变为ck,然后再加-ing. picnic--picnicking traffic--trafficking 现在进行时的句型 1、肯定句： 主语+be动词（am/is/are)+动词-ing+其他. They are playing games. 他们正在做游戏。 2、否定句： 主语+be动词（am/is/are)+not+动词-ing+其他. He isn't watching TV. 他没有看电视。 3、一般疑问句： Be动词（Am/Is/Are)+主语+动词-ing+其他？ Are you listening to music? 你正在听音乐吗？ Yes,I am./No,I am not. 是的，我正在听。/不，我没有听。 4、特殊疑问句： What+be动词（am/is/are)+主语+doing? What are you doing? 你正在做什么？ Let's sing! Who's singing?Who's singing? A woman.A woman. She's singing.She's singing. She likes to sing to her baby. Who's sleeping?Who's sleeping? A baby.A baby. He is sleeping.He is sleeping. He likes to play and sleep. Let's do it! Pair work.Point and talk. cry talk sing run walk jump Who's crying? The girl is crying. Who's skipping? Kin is skipping. Who's running? The boy is running. Who's walking? The man is walking. Who are talking? The women are talking. Who are playing? The girls are playing. Homework: 1、听、说、读、写本课所学单词。 2、运用现在进行时，学会询问他人的身份及正在做的事情。 3、流利准确朗读本课对话。 4、懂得关爱家人，照顾他人，真诚待人。
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