英语冀教四年级上册PPT学习教案

1、会计学1What is the difference between the two pictures?第1页/共21页第2页/共21页 new trousersold sweaternew sweaterold trousers第3页/共21页newold第4页/共21页newold第5页/共21页oldnew第6页/共21页new a new sweateroldan old sweaterThis is a new sweater.This is an old sweater.第7页/共21页这是一件新毛衣。这是一件新毛衣。这是一件旧毛衣。这是一件旧毛衣。This is a new sw

2、eater.This is an old sweater.a和和an是不定冠词，用于单数可数名词之前，是不定冠词，用于单数可数名词之前，表示一（个、头、只表示一（个、头、只）1、a 用在以辅音因素开头的单数可数名词前。用在以辅音因素开头的单数可数名词前。2、an用在以元音因素用在以元音因素(a 、e 、i、 o、 u )开头的单数可数名词前。开头的单数可数名词前。第8页/共21页oldold trousersnewnew trousersThese are new trousers.These are old trousers.第9页/共21页第10页/共21页l 1、is 是（用于是（用于h

3、e,she,it及单数可数名及单数可数名词和不可数名词后）词和不可数名词后） Example: It is a book. She is a girl . He is ten years old.u 2、are 是（用于是（用于we,you,they及复数名及复数名词后）词后） Example: We are happy . You are a clever student. They are some books.n 3、new 新的新的 Example: This is a new book.第11页/共21页 4、old 旧的；年老的；旧的；年老的；.岁的岁的 Example: This

4、 is a old book. It is old.they are old 5、it 它它 Example: It is a new skirt . Is it a new skirt? Yes ,it is./no,it isnt. 6、they 他们；她们；它们他们；她们；它们 Example: They are old sweaters.第12页/共21页This is a new sweater.This is an old sweater.These are new trousers.These are old trousers.第13页/共21页trouserssweatersk

5、irt第14页/共21页skirt第15页/共21页Thanks.I like your skirt.Is it new ?Yes. Its my birthday gift.第16页/共21页I like your trousers. Are they new ?No. Theyre old.They re nice.Theyre my favourite trousers.第17页/共21页be动词动词 is，are开头的句子为一般疑开头的句子为一般疑问句，问句，以以is开头的句子开头的句子肯定回答：肯定回答：Yes，it is.否定回答：否定回答：No，it isnt.以以are 开头的句子开头的句子肯定回答：肯定回答：Yes，they