新概念英语第一册15-16课(第二课时)

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练习
These are our car. These are not our car. Are these your cars? Yes, they are./No, they aren’t.
练习
What colour What colour is your blouse? It’s purple.
写出下列名词的复数形式
1、orange oranges 3、text texts
5、 piano pianos 7、shelf shelves
9、countrycountries 11、toy toys 13、Japanese Japanese
15、photo photos 17、tomato tomatoes 19、woman women 21、sheep sheep
blouses
yellow
Are these your blouses? Yes, they are. What colour are your blouses? They’re yellow.
5. Is there a sheep in the playground?(改为复数句) ________ there ________ ________ in the playground?
单数—复数(肯定句)
This is my case. (单数形式) These are our cases.(复数形式)
另: 容易忽略的变化
this 这个 ------that 那个------I 我 ----------me 我-------you 你-------
he/she/it/ TA--
him/her/it TAam/is be动词------
these 这些 those 那些 we 我们 us 我们 you 你们 they 他们 them 他们 are be动词
key_S__
boy_S__
familyf_a_m_ ilies bus_e_s_
watch_e_s_
potatoe_s__
knife_k_n_i_ves teacher_S__
plane_S__
school__S_
desk__S_
story_s_t_ories box__e_s tomato__e_s sister__S_ peach__e_s
词汇 句型
语法 练习
01 Words
case carpet tie come go upstairs downstairs smart same lovely
箱子 地毯 领带 来 去 楼上 楼下 时髦的 同样的 可爱的
05
课文
02 Key knowledge
名词的数
可数名词: 可以用数量表示出来的名词。
knives mice
①要把名词、代词或指示代词要变为 复数。
This is a book. →These are books.
②am, is 要变为 are。
I am a student. →We are students.
③不定冠词a, an要去掉。
He is a boy. →They are boys.
• What colour? What colour are his umbrellas? They are black. They are Steven's.
• your suits? Are these your suits? No, they aren’t.
练习
• What colour? What colour are his suits? They are black.
Yes, they are. (复数形式)
单数—复数(特殊疑问句)
What colour is your case? (单数形式)
What colour are your cases? (复数形式)
It is green. (单数形式)
They are green. (复数形式)
This is my car. This is not my car. Is this your car? Yes, it is./ No, it isn’t.
不规则变化
男女与合成,a把e来变。 牙脚与白鹅,oo变ee。 Child后加-ren, mouse要把mice变。 鱼鹿绵羊不用变。 中日不变英法变,其他全部+s。
男女与合成,a把e来变。 man-men; woman-women; policewoman-policewomen postman – postmen
初中课本中表示“某国人”的名词复数形式变化
中日不变英法变,其他全部+s Chinese - Chinese Japanese – Japanese Frenchman- Frenchmen Englishman → Englishmen, German – Germans American – Americans
• 男女与合成,a把e来变。 • 牙脚与白鹅,oo变ee。 • Child后加-ren, • mouse要把mice变。 • 鱼鹿绵羊不用变。 • 中日不变英法变,其他全部+s
不规则名词复数变化二
man--------woman----policemanmouse----child-------
不定冠词a, an要还可以变成some。
④普通单数名词要变为复数形式。
It is a cat. →They are cats.
①要把主语(名词、代词、指示代词) 变复数。
② am, is 要变为 are。
③不定冠词a, an要去掉。
④普通单数名词要变为复数形式。
句子单数变复数 1. This is a book. 2. That is an eraser. 3. It is a red apple. 4. I am a boy. 5. He / She is a teacher. 6. What’s this ?
可数名词
定义: 表示可以计量数目的人或物的名词称为可数名词。
一颗苹果 两根香蕉 三个人 四头猪
可数名词
表示可以计量数目的人或物的名词称为可数名词。
一颗苹果 两根香蕉
三个人 四头猪
总结:
1.一般情况下,直接在名词词尾加-s. 2.以s,x,sh,ch结尾的名词,在词尾加-es. 3.以辅音字母+y结尾的名词,要变y为i再加-es. 4.以“元音字母+y”结尾的名词,直接在词尾加-s . 5.以f或 fe结尾的名词,先将f或 fe变为v,再加-es. 6.以o结尾的名词,表示无生命事物的名词加-s,
表示有生命事物的名词加-es。
妻子持刀去宰狼,小偷吓得发了慌; 躲在架后保己命,半片树叶遮目光。
wife(妻子),knife(小刀),wolf(狼),thief(小偷), shelf(架子),self(自己),life(生命),half(一半), leaf(树叶)。
除这九个单词以外,其余以f或fe结尾直接+s
2. There are some old cars.(改为单数句) There _________ _________ old _________.
3. He has a new book.(改为复数句) _________ _________ new _________.
4. Are these your chicks ?(改为单数句) _______ _______ your _______?
What colour are your blouses? They’re purple.
• your dog? (yes) Is this your dog? Yes, it is.
练习
• your dogs? (no) Are these your dogs? No, they aren’t.
men women policemen mice children
不规则名词复数变化一
deer------sheep----foot------tooth-----goose ---fish------Chinese-Japanese-
deer sheep feet teeth geese fish Chinese Japanese
• What colour? What colour are your desks? They are brown.
练习
• your umbrellas? (Steven's) Are these your umbrellas? No, they aren’t. They are Steven's.
牙脚与白鹅,oo变ee。 tooth-teeth foot-feet; goose-geese;
孩子child后加-ren, 老鼠mouse要把mice变。 child- children mouse- mice
鱼鹿绵羊不用变。
fish- fish deer- deer sheep - sheep
以o结尾的名词, 表示无生命事物的名词,词尾加-s, 表示有生命事物的名词,词尾加-es。
加-es的名词有: potato, tomato, hero ,Negro, mango
巧记:
黑人英雄爱吃 土豆炖西红柿烩芒果。
名词单数变复数练习题
1. 请把下面的名词单数变复数
cat_S__
dog_S__
2、class 4、monkey 6、child 8、bed 10、family 12、foot 14、radio 16、army 18、fox 20、knife 22、mouse
classes monkeys children beds
families feet radios armies foxes
ຫໍສະໝຸດ Baidu
单数—复数(否定句)
This is not my case. (单数形式) These aren’t our cases.(复数形式)
单数—复数(一般疑问句)
Is this your case? (单数形式)
Are these your cases?(复数形式)
Yes, it is. (单数形式)
• your books? Are these your books? No, they aren’t.
练习
• What colour? What colour are her books? They are red, orange and blue.
ties
orange
Are these your ties? Yes, they are. What colour are your ties? They’re orange.
These are books. Those are erasers. They are red apples. We are boys. They are teachers. What’re these ?
Excercises
1. The woman is a nurse.(改为复数句) The_________ _________ _________.
tickets
yellow
Are these your tickets? Yes, they are. What colour are your tickets? They’re yellow.
dogs brown and white
Are these your dogs? Yes, they are. What colour are your dogs? They’re brown and white.
• your desk? (yes) Is this your desk? Yes, it is.
练习
• What colour? What colour is your desk? It’s blue.
练习
• your desks? (yes) Are these your desks? Yes, they are.
my 我的 ------your 你的------Its/his/her Ta的 ----
mine 我的-------yours 你的------his/hers/its/ TA的--
our 我们的 your 你们的 their 他们的
ours 我们的 yours 你们的 theirs 他们的
练习
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