(共17张PPT)
Unit 12
Life is full of the unexpected
Grammar
人教新目标版英语九年级下册
新知讲解
过去完成时
情境导入
过去完成时
My grandmother told me she had lived here before.
情境导入
过去完成时
People had planted many trees before she left here.
情境导入
过去完成时
She said that she had planted this tree
two years before.
情境导入
过去完成时
People had lived a happy and green life
before the tall buildings were built.
情境导入
过去完成时
People had built many new roads and
tall buildings by last year.
情境导入
过去完成时
People had taken many measures to lead a happy life by last year.
新知讲解
过去完成时
关注的句子
People had taken many measures to lead a happy life by last year.
My grandmother told me she had lived here before.
People had planted many trees before she left here.
新知讲解
过去完成时
had done
时间标志
过去完成时
结构
had been done
新知讲解
过去完成时
by the end of last year
时间标志
含义
by the time 从句(一般过去时）
表示到过去某一时刻为止，已经完成了的动作。
by yesterday
by then
by four o’clock
新知讲解
过去完成时
1.By the end of last month, they had finished their work.
2.By the time I got home, everyone had gone to bed.
3.I had learned English all by myself by the age of 14.
新知讲解
过去完成时
When/ before等引导的时间状语从句
时间标志
表示过去的过去
含义二
表示一个动作在另一个过去动作之前已经完成。
两个动作都发生在过去，先发生的动作用过去完成时，后发生的动作用一般过去时。
新知讲解
过去完成时
1.The film had already begun when we arrived last night.
2.Before I got to the station , the train had left.
3.He got home and suddenly realized he had forgotten
to turn off the light.
巩固练习
过去完成时
5.He said he _____________ ( not hear )from her since June.
3.I ___________ (work) in a company for two years before
I came here.
4.When everything __________(be) ready, the plane took off.
1.We ____________（ finish）the work by nine o’clock yesterday.
2.By July last year, she ___________ (study)here for three years.
had finished
had studied
had worked
had been
had not heard
练一练
课堂小结
had done
时间标志
过去完成时的两个含义
结构
回顾总结
had been done
再见！
(共22张PPT)
Unit 12
Life is full of the unexpected
Grammar
人教新目标版英语九年级下册
新知讲解
过去完成时的被动语态
情境导入
被动语态
This school had been visited many times by yesterday.
情境导入
被动语态
Much had been said about the teachers and students here five years before.
情境导入
被动语态
Computers had been used by last term.
情境导入
被动语态
They told us they had been given laptops for their good work.
情境导入
被动语态
They said so old desks and chairs had not been seen before.
情境导入
被动语态
A small lecture hall had been built by the end of last month.
新知讲解
被动语态
1
关注的句子
This school had been visited many times by yesterday.
Computers had been used by last term.
They told us they had been given laptops for their good work.
They said so old desks and chairs had not been seen before.
A small lecture hall had been built by the end of last month.
新知讲解
被动语态
1
主语
结构
过去时完成的被动语态
had been
+ 动词的过去分词
新知讲解
被动语态
1
They had bought many eggs by yesterday.
如何把主动语态的句子变被动语态？
Many eggs ________________________________by yesterday.
主语
宾语
谓语
by sb
had been bought
by them
新知讲解
被动语态
by the end of last year
时间标志
含义
by the time 从句(一般过去时）
表示到过去某一时刻为止，已经被完成了的动作。
by yesterday
by then
by four o’clock
新知讲解
被动语态
By last month, many things had been done.
By the time I got home , food had been cooked.
新知讲解
被动语态
When/ before 引导的时间状语从句
时间标志
表示过去的过去
含义二
表示一个动作在另一个过去动作之前已经被完成。
新知讲解
被动语态
The film had already been seen many times
before I went to school.
When I got there, the apples had been sold.
新知讲解
被动语态
1
They said two goats had been sold by them.
They said they had sold two goats.
他们说他们已经卖了两只山羊。
我们说我们帮助他们了。
We said we had helped them.
We said they had been helped by us.
新知讲解
被动语态
1
We had read these books by last term.
These books had been read by us by last term.
巩固练习
被动语态
1
She had seen this rabbit on the grass two days before.
This rabbit had been seen on the grass by her two days before.
练一练
巩固练习
被动语态
1
Trees ______________________________ on the hill by last spring.
截止到去年春天他们已经在山上植树。
They had planted trees on the hill by last spring.
练一练
had been planted by them
巩固练习
被动语态
1
He ___________________________before he came here.
在他来这里之前我就认识他。
I had known him before he came here.
练一练
had been known by me
课堂小结
had done
时间标志
过去完成时被动语态的两个含义
结构
回顾总结
had been done
by sb
再见！
(共13张PPT)
Unit 12
Life is full of the unexpected
Grammar
人教新目标版英语九年级下册
新知讲解
被动语态的特殊情况
情境导入
特殊情况
The song sounds so beautiful.
情境导入
特殊情况
This book is worth reading.
This book sells well.
新知讲解
特殊情况
1
look, sound, taste, smell等系动词用主动结构表示被动意义。
Mooncakes taste delicious.
月饼尝起来味道很好。
He looks very young.
The dish smells yummy.
The song sounds so beautiful.
被
动
语
态
的
特
殊
情况一
新知讲解
特殊情况
1
be worth doing 中，doing表示被动意义。
This film is worth seeing.
The Great Wall is well worth visiting.
This book is worth reading.
被
动
语
态
的
特
殊
情况二
新知讲解
特殊情况
1
sell, open, write, read, clean, wash, cut, burn等词作不及物动词，主语为物，可用主动表被动意义。
This kind of shirt sells well here.
这种样式的衬衫在这里很好卖。
This shirt washes easily.
The pen writes smoothly.
被
动
语
态
的
特
殊
情况三
This book sells well.
新知讲解
特殊情况
1
主动句中在感官动词see, hear, watch, feel, notice等词及使役动词
let, make等后面跟省略to的动词不定式时，变为被动句要加上to。
He makes the girl stay at home.
（被动语态）
The girl is made to stay at home.
We often hear her sing in the room.
（被动语态)
She is often heard to sing in the room(by us).
被
动
语
态
的
特
殊
情况四
新知讲解
特殊情况
1
want /need / require +doing 相当于
want /need / require + to be done
My bike needs repairing.
=My bike needs to be repaired.
我的自行车需要修理。
被
动
语
态
的
特
殊
情况五
巩固练习
特殊情况
1.The new sweater I bought for my grandma ______ soft.
She likes it very much.
A. looks B. smell C. tastes D. feels
练一练
D
巩固练习
特殊情况
1
2.In the past the children were made ______15 hours a day.
A. working B. works C. to work D. work
C
被动语态特殊用法：make sb do sth.
be made to do sth.
练一练
课堂小结
1
回顾
总结
1.look, sound, taste, smell等系动词用主动结构表示被动意义。
2.be worth doing 中，doing表示被动意义。
4.主动句中在感官动词see, hear, watch, feel, notice等词及使役动词
let, make等后面跟省略to的动词不定式时，变为被动句要加上to。
3.sell, open, write, read, clean, wash, cut, burn等词作不及物动词，主语为物，可用主动表被动意义。
5.want /need / require +doing 相当于 want /need / require + to be done。
再见！
(共11张PPT)
Unit 12
Life is full of the unexpected
Grammar
人教新目标版英语九年级下册
新知讲解
一般过去时与过去完成时的区别
情境导入
时态区别
《Yesterday Once More 》
When I was young, I would listen to the radio waiting for my favorite song.
新知讲解
时态区别
1
一般过去时表示过去某个时间发生的动作或存在的状态。
She was a beautiful girl ten years ago.
There was a schoolbag on the desk.
He got up at six o'clock yesterday.
My mother was cooking when I got home.
新知讲解
时态区别
1
一般过去时的时间状语:
注意：
yesterday(昨天）, the day before yesterday (前天)，last week(上星期）
last year(去年)，two days ago(两天前)，in 1998(在1998年)，just now
(刚才)。
新知讲解
时态区别
1
过去完成时表示到过去某时为止或在过去某个时间之前已经发生或完成的动作。
By the time we arrived, the meeting had already begun.
By the end of last term, we had learned 2,000 new words.
She said that she had never been to Paris.
When the police arrived, the thieves had run away.
新知讲解
时态区别
1
过去完成时的时间状语:
注意：
by the end of last term(到上学期期末)，by then(到那时为止)
when(当......时候)，before (在......以前)，by the time (到.....时)以及until(直到......)等。
巩固练习
时态区别
1
Last Sunday my aunt ____ at home with me. We were watching TV all day.
A. was B. were C. is D. are
A
巩固练习
时态区别
—Have you found your mother?
—Not yet. By the time I got to her office, she _________
A. has left B. had left C. left D. was leaving
B
课堂小结
1
一般过去时:表过去发生。
过去完成时：表过去之前已经发生或完成。
回顾总结
两种时态和不同的时间状语连用。
再见！
