(
课件网) Unit 7 There is a TV in the classroom Part B 陕旅版·三年级下册 New words 二十 twenty 十一 eleven 十二 twelve 十三 thirteen 十四 fourteen 十五 fifteen 十六 sixteen 十七 seventeen 十八 eighteen 十九 nineteen How many students are there in the classroom? There are twenty. How many teachers? There is one. Let’s learn more How many fans? There are four. And there are six lights. Language points 1.How many students are there in the classroom? 教室里有多少个学生？ 句型: how many +可数名词复数+are there+地点？ ......有多少......? 回答:There are+数字。/ 数字。 例： —你们班有多少个个女生？ —有十五名。 —How many girls are there in you classroom? —Fifteen. / There are fifteen. 拓展：How much How much 的意思是“多少”，用于询问不可数名词的数量。 句型结构：How much+不可数名词+其他？ 它还可用于询问价格。 例：杯子里有多少水？ How much water is there in the cup? 钢笔多少钱？ How much is the pen? 2.本部分出现的fans, students, teachers和lights等都是 可数名词的复数形式。 名词变复数的形式一般有： ①一般情况下在词尾加-s ②词尾是s, x, sh, ch的单词，词尾加-es bike → bikes apple → apples bus → buses box → boxes ③以辅音字母加y结尾的单词，变y为i再加es ④一些以o结尾的单词，词尾加es candy → candies tomato → tomatoes Let’s count eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty Count and say How many … are there？ How many sweaters are there? There are sixteen. How many dresses are there? There are thirteen. How many skirts are there? There are eleven. How many bags are there? There are sixteen. Ask and answer What’s in your desk? There is a bag in it. What’s on your desk? There are two books on it. What’s near the chair? There is a ruler near the chair. What’s under the chair? There is an eraser under it. Practice with your partner. What’s near the desk? There two chairs near the desk. What’s under the desk? There is a ball under the desk. What’s near the chair? There is a ruler near the chair.
