新概念英语第一册第15和16-课件.ppt
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词汇课 堂 教学目标：会拼读新单词 ，学习新单词 的用法语语法课课堂 教学目标标学习习什么是可数名词词和不可数名词词 知道如何将可数名词单词单 数变为变为 复数可数名词单数变复数的变化规则 1）一般情况下在单数可数名词后面直 接加S就变成复数形式 a book-books a friend-frends a passport-passports a tourist-tourists a girl-girls2) 以s, ss, x, ch, sh结尾的名词后面加es a bus-buses a dress-dresses a box-boxes a fish-fishes a watch-watches3) 以辅音字母加y 结尾的单数可数名词，y变i为再加es. a baby-babies a family-families元音字母加y结尾的直接加s a boy-boys a toy -toys4) 以f,fe结尾的单数可数名词，把f,fe变成v，再加es. a housewife- housewives a wolf-wolves5) 以o结尾的可数名词分为两类：有生命的加es，无生命直接加s。
有生命： a hero-heroes (英雄) a potato-potatoes（洋芋） a tomato-tomatoes（西红柿） 无生命： a photo- photos（照片） a piano-pianos （钢琴）exercise写出下列名词的复数形式1.Coat（ ） 2. hero ( ) 3. housewife( )4. wolf( ) 5. book ( ) 6. photo ( )7. dress ( ) 8. tourist ( ) 9. friend ( )10. box ( ) 11. watch ( ) 12.nurse ( )他们是学生们They are students.她们是老师They are teachers.你们是工程师You are engineers. be 动词的用法：am/are/is第一人称：单数I + am: I am a girl. 复数we + are: We are Danish.第二人称：单数复数 you /复数名词 +are: Are you a student? You are my studnts.第三人称：单数（he/she/it）/单数名词+is： He is a student. 复数they/复数名词+ are: They are Norwegian.人称代词和指示代词的单数复数形式：单单数 复数第一人称 I we第二人称 you you第三人称 he/she/it they this these that those翻译并改成否定句翻译并改成一般疑问句翻译并改为一般疑问句，在做肯定和否定回答。
They arent students.Are you teachers?Are you engineers?Yes ,we are.No ,we arent.customs n. 海关 officer n. 官员Lesson15 Your passports,please.girl n. 女孩 Danish n. 丹麦人friend n. 朋友 Norwegian n. 挪威人 brown adj. 棕色的tourist n. 旅游者 ListeningListen to the tape carefully,and then answer the questions:1. Are the girls Norwegian?2. What nationality are the girls?3. Are the girls friends Danish?4. What colour are the girls cases? 5. Are the girls tourists?2. 可数名词有：单数形式和复数形式1）单数形式：数量为一的事物 a book a pen an umbrella 2）复数形式：数量为一以上的事物。
pens books umbrellas 练 习A: Are you Swedish?B: Yes, we are. No ,we are not.A: Are your friends Danish?B: Yes, they are. No, they are not. a tourist tourists a girl girls girls a passport passportsHomework1.Copy the new words three times in Lesson 15 and 16.2.Finish the exercises on page 32.3.Read the converson for 3 times.4.Preview Lesson 17 and 18. 词汇课 堂 教学目标：会拼读新单词 ，学习新单词 的用法Russian n.俄罗斯人Dutch n.荷兰人。
