一般过去时 语法课件(四)-句型转换（共25张PPT）

(共25张PPT)
一般过去时
句型转换
句型转换
1.当句中含be动词或情态动词时，在它们后面加not。
（some变any，and变or,too变either）
I was 11 years old last year.
I was not 11 years old last year.
陈述句变否定句
句型转换
2.当句中没有be动词和情态动词时，在动词前加didn't,动词变原形。
My father caught some fish and birds just now .
She didn't work at home, either.
She worked at home, too.
My father didn't catch any fish or birds just now.
（some变any，and变or,too变either）
陈述句变否定句
句型转换
陈述句变一般疑问句
1.当句中含be动词或情态动词时，将它们提到句首。
（第一人称变第二人称;通常some变any；was 变were）
I was 11 years old last year.
Were you 11 years old last year
句型转换
陈述句变一般疑问句
（第一人称变第二人称;通常some变any；was 变were）
2.当句中没有be动词和情态动词时，在句首加Did，动词变原形。
My father caught some fish just now .
Did she work at home yesterday
She worked at home yesterday.
Did your father catch any fish just now
口诀：
有情用情，有be用be。
无be无情找求助,
助动一出现，动词用原形
1. We _________ (play) on the playground last Sunday.
2. He _________( get) up at six yesterday morning.
3. My father_________ (lose) the key two days ago.
4. Mike often _________(study) Chinese after school last year.
5.Danny __________(put) on the coat just now.
6. They __________(move) to the USA in 1865.
练习
1.My mother was a nurse two years ago.
2.We could play football in the park last year.
Was your mother a nurse two years ago
Could you play football in the park last year
将下列句子改为一般疑问句
1. We _________ (play) on the playground last Sunday.
2. He _________( get) up at six yesterday morning.
3. My father_________ (lose) the key two days ago.
4. Mike often _________(study) Chinese after school last year.
5.Danny __________(put) on the coat just now.
6. They __________(move) to the USA in 1865.
练习
3.They met the teacher an hour ago.
4.I found the cat last week.
Did they meet the teacher an hour ago
Did you find the cat last week
将下列句子改为一般疑问句
1. We _________ (play) on the playground last Sunday.
2. He _________( get) up at six yesterday morning.
3. My father_________ (lose) the key two days ago.
4. Mike often _________(study) Chinese after school last year.
5.Danny __________(put) on the coat just now.
6. They __________(move) to the USA in 1865.
练习
5. I was in the classroom yesterday morning．
in the classroom yesterday morning
Were you
6.There were 3 buildings in my school.
3 buildings in my school
Were there
将下列句子改为一般疑问句
1. We _________ (play) on the playground last Sunday.
2. He _________( get) up at six yesterday morning.
3. My father_________ (lose) the key two days ago.
4. Mike often _________(study) Chinese after school last year.
5.Danny __________(put) on the coat just now.
6. They __________(move) to the USA in 1865.
练习
将下列句子改为一般疑问句
7.They were my teachers last year.
teachers last year
8.I was a student.
a student
Were they your
Were you
特殊疑问句
特殊疑问句：由特殊疑问词引导的疑问句
eg. Where were you just now
Why did you go to the park two days ago
What did you do
When did he get up yesterday
What could you do when you were eight
6W1H
when
why
what
who
how
where
which
特殊疑问句
事情：What
时间：When
人物：Who
地点：Where
原因：Why
方式：how
特殊疑问词
7W+1H
哪一个：Which
谁的东西：Whose
定：确定疑问词 (7W1H)：看划线部分
1
找：找出句中的be动词或情态动词
2
对划线部分进行提问（含be动词或情态动词）
写：写主语（人称一变二，其他照抄）
3
替：do替事情；go替地点。
5
改：some变any,
4
典型例题
I was 11 years old last year.
（对划线部分进行提问）
11 years old？
时间
When
were
you
定：确定疑问词 (6W1H)：看划线部分
1
借：借助动词：did
2
对划线部分进行提问（含实义动词）
写：写主语（人称一变二，其他照抄）
3
替：do替事情；go替地点。
5
变：动词变原形，some变any,
4
典型例题
I took lots of pictures last Sunday.
（对划线部分进行提问）
last Sunday？
事情
What
did
you
do
小练笔
1.My friend saw a film last Sunday.
对last Sunday 进行提问： friend a film ？
When
did
your
see
对saw a film 进行提问： friend last Sunday
What
did
your
do
变为一般疑问句： friend a film last Sunday
Did
your
see
2.I visited my grandparents yesterday.
变为一般疑问句 grandparents yesterday
Did
you
do
your
对划线部分进行提问 yesterday
What
did
you
visit
小练笔
任务一：请写出下列动词的过去式。
want ______ like _______ is _____ am______
are ______ have_____ read _____ see_____ sit ____ stop ________ taste ______ do_____
wanted
liked
was
was
were
had
read
saw
sat
tasted
did
stopped
小练笔
任务二：请在仔细诊断每个句子后，把正确的句子写在横线上。
1. We were drink some tea in the morning.
_______________________________________
2. My dad readed a book last night.
_______________________________________
We drank some tea in the morning.
My dad read a book last night.
小练笔
任务二：请在仔细诊断每个句子后，把正确的句子写在横线上。
1. We were drink some tea in the morning.
_______________________________________
2. My dad readed a book last night.
_______________________________________
We drank some tea in the morning.
My dad read a book last night.
小练笔
3. Did you liked playing football
_______________________________________
4. What were you do last weekend
______________________________________
Did you like playing football
What did you do last night