1、Unit 2 Its a circle 湘少版湘少版四年级上册四年级上册Lead-inDo you know what they are in English?New wordscircle圆圆square正方形正方形line线；直线线；直线dot点点Lets Listen and SayWhats that, Lingling? Its a circle. Whats this? Its a square. How many circles are there? Its a boy. Its you! One, two, three, four, five, six, seven! Me?L
2、anguage points1. Whats that, Lingling? 那是什么，玲玲？那是什么，玲玲？ that的意思是的意思是“那，那个那，那个”，指，指离说话人较远离说话人较远的的单数物品。当询问远处物品时就用单数物品。当询问远处物品时就用“Whats that? 那那是什么？是什么？”，其回答用，其回答用“Its a/an + 名词名词.”。【例句例句】Whats that? 那是什么？那是什么？ Its a bird.是一只鸟。是一只鸟。2. How many circles are there? 有多少个圆？有多少个圆？ how many的意思是的意思是“多少多少”，常用于，
3、常用于对可数名对可数名词的数量词的数量进行提问，后面必须跟可数名词的复数形进行提问，后面必须跟可数名词的复数形式。其结构是式。其结构是“How many + 可数名词复数可数名词复数 + are there？”，答语是，答语是“There is/are + 数字数字”或或直接答直接答数字数字。【例句例句】How many dolls are there? 有多少个洋娃娃？有多少个洋娃娃？ There _ two./Two.两个。两个。 How many boys are there in the room? 房间里有多少个男孩？房间里有多少个男孩？ There _ only one./One.
4、 只有一个。只有一个。/一个。一个。areisPlay rolesWhats that, Lucy? Its a circle. How many circles are there? Five. Whats this? Its a square. How many squares are there? Two.Lets Learncircle圆圆square正方形正方形line线；直线线；直线dot点点Lets ActWhats that?Its a square. Play rolesWhats that?Its a circle. How many circles are there?
5、Three.Whats that?Its a line. Whats that?Its a dot. Lets ReadWhat are you doing, Dino?Im drawing. Whats that?Its a Dino Land flag!Read and answer.1. What is Dino doing?2. What is he drawing?He is drawing. A Dino Land flag!Language points3. What are you doing, Dino? 你在做什么，迪诺？你在做什么，迪诺？ 这是一个这是一个现在进行时态现在
6、进行时态的特殊疑问句，用于询问的特殊疑问句，用于询问某人正在做什么。某人正在做什么。其结构是其结构是“What + be动词动词 + 人人/物物 + 动词的现在分词动词的现在分词 (v-ing) + 其他？其他？”其答语结构其答语结构“人人/物物 + be动词动词 + 动词的现在分词动词的现在分词(v-ing) + 其他其他.”【例句例句】What is she doing?她正在做什么？她正在做什么？ She is _ the piano.她正在弹钢琴。她正在弹钢琴。 What are they doing?他们正在做什么？他们正在做什么？ They are _.他们正在跳舞。他们正在跳舞。
7、playingdancing【拓展拓展】现在分词的构成规则：现在分词的构成规则：1)一般情况下在一般情况下在动词词尾加动词词尾加ing。例如：。例如： look _ sleep _ say _ 2)以不发音的以不发音的e结尾的动词，结尾的动词，去掉去掉 e加加ing。例如：。例如： take _ dance _ write _lookingsleepingsayingtakingdancingwriting3)以一个辅音字母结尾的重读闭音节，以一个辅音字母结尾的重读闭音节，双写最后一个字双写最后一个字母，再加母，再加-ing。例如：。例如：swim _【巧记巧记】现在分词的构成规则现在分词的构
8、成规则: look, listen是标志，现在进行正发生。是标志，现在进行正发生。 有时有时now在句中现，在句中现，be +v-ing时态成。时态成。 若问若问be用何形式，须看主语数、人称。用何形式，须看主语数、人称。 he/she is, I am, we, you, they后后are紧跟。紧跟。swimmingLets Read and WriteLets write.1.There are seven _. 2.There is one_. 3.There are five _. 4.There are four_.circles square linesdotsLanguage
9、points4. There are seven circles. 有七个圆形。有七个圆形。 这是这是there be句型，其结构是句型，其结构是“There + is/are 名词名词 地点地点.(某处有某物某处有某物)”，there is后面接的名词后面接的名词可以是可数名词的单数形式，也可以是不可数名词。可以是可数名词的单数形式，也可以是不可数名词。there are后面必须接可数名词的复数形式。后面必须接可数名词的复数形式。【例句例句】There is a boy in the room. 房间里有一个男孩。房间里有一个男孩。 Lets Chant保罗画了一支钢笔。保罗画了一支钢笔。保
10、罗画了一支铅笔。保罗画了一支铅笔。保罗画了一只熊猫。保罗画了一只熊猫。保罗画了一名小学生。保罗画了一名小学生。Paul draws a pen. Paul draws a pencil. Paul draws a panda. Paul draws a pupil. PpLets Have FunDraw and colour a picture of shapes. Show and tell your friends.This is a house. This is a red triangle. This is a green circle.This door is a blue rectangle.
