人教七下Unit 11 语法课课件

(共26张PPT)
Grammar
The Past Tense (一)
Free talk:
What is school trip
Do you want to have school trip
On Saturday it is sunny.Carol goes to the farm.She…
talks with a farmer
feeds chickens
takes some photos
On Sunday she…
milks a cow
rides a horse
goes for a walk
She has a great school trip.
She usually has a school trip every year.
Carol
talked with a farmer
(talk→talked)
fed chickens
(feed→fed)
took some photos
(take→took)
Last weekend, she went on a trip, too.
Last Saturday it was sunny. Carol went to the farm. She…
milked a cow
(milk→milked)
rode a horse
(ride→rode)
went for a walk
(go→went)
Last weekend, she…
Last Saturday it was sunny. Carol went to the farm. She…
talk with a farmer talked with a farmer
feed chickens
fed chickens
take some photos
took some photos
Last Sunday she…
milk a cow
milked a cow
ride a horse
rode a horse
go for a walk
went for a walk
She had a great school trip.
√
×
A: Did she milk a cow last weekend
B: No, she didn’t. she didn’t milk a cow last weekend.
A: Did she talk with a farmer last weekend
B: Yes, she did. she talked with a farmer last weekend.
A: What did she do last weekend
B: She talked with farmer last weekend.
talked with a farmer
milked a cow
√
×
√
×
fed chickens
took some photos
rode a horse
went for a walk
- Did she ... - No, she didn't. She ...
- Did she ... - Yes, She did. She ...
- What did she do last weekend
- She ... last weekend.
B: She talked with a farmer last weekend.
A: What did she do last weekend
B: She talked with farmer last weekend.
A: Who talked with a farmer last weekend
B: She talked with a farmer last weekend.
A: When did she talk with a farmer
√
×
talked with a farmer
milked a cow
B: She talked with a farmer last weekend.
A: Did she milk a cow last weekend
B: No, she didn’t. She didn’t milk a cow last weekend.
A: Did she talk with a farmer last weekend
B: Yes, she did. She talked with a farmer last weekend.
A: What did she do last weekend
B: She talked with farmer last weekend.
A: Who talked with a farmer last weekend
B: She talked with a farmer last weekend.
A: When did she talk with a farmer
√
×
talked with a farmer
milked a cow
B: She …last weekend.
A: Did she …last weekend
B: No, she didn’t. She didn’t …last weekend.
A: Did she …last weekend
B: Yes, she did. She …last weekend.
A: What did she do last weekend
B: She …last weekend.
A: Who …last weekend
B: She …last weekend.
A: When did she...
√
×
went for a walk
took some photos
B: I talked with a farmer last Saturday.
A: Did you milk a cow last Saturday
B: No, I didn’t. I didn’t milk a cow last Saturday.
A: Did you talk with a farmer last Saturday.
B: Yes, I did. I talked with a farmer last Saturday.
A: What did you do last Saturday
B: I talked with farmer last Saturday.
A: Who talked with a farmer last Saturday
B: I talked with a farmer last Saturday
A: When did you talk with a farmer
Pattern drills
√
×
talk with a farmer talked with a farmer
milk a cow
milked a cow
B: I …last weekend.
A: Did you …last weekend
B: No, I didn’t. I didn’t …last weekend.
A: Did you …last weekend
B: Yes, I did. I …last weekend.
A: What did you do last weekend
B: I …last weekend.
A: Who …last weekend
B: I …last weekend.
A: When did you...
√
×
rode a horse
ride-rode
did homework
do-did
Group Disscussion
1.熟读理解句型并总结什么叫过去时？
.
2.找出本句型 中过去时的时间标志词？由此你还能想到哪些过去时的时间标志词？
.
3.对于实义动词的过去时的句子，如何变一般疑问句并进行肯定、否定回答？
.
.
4.对于实义动词的过去时的句子，如何变否定句？
.
一般过去时表示过去某个时间或某一段时间内发生的动作或存在的状态。
last weekend
yesterday, last night, in 1990, two days ago 等
变一般疑问句：借助助动词did, 并将实义动词的过去时变回原形
借助助动词did并在后面加not，缩写为didn’t再加实义动词原形
肯定回答：Yes,…did 否定回答：No，… didn’t
Ⅰ.Write the past forms of these words.
is . go milk ride .
feed talk take have .
Ⅱ.Fill in the blanks.
I milked a cow last Sunday.(对画线部分提问)
you last Sunday
2. I went for a walk last Sunday.(改为一般疑问句并做肯定回答)
you for a walk last Sunday Yes, .
3. She took photos last Saturday. (改为否定句)
She photos last Saturday.
4. She rode a horse last Sunday.(对画线部分提问)
she a horse
5. Kate go to the park on Sunday. (用last Sunday改写句子)
Kate to the park last Sunday.
Practice
was
went
milked
rode
fed
talked
took
had
What
did
do
Did
go
I
did
didn’t
take
When
did
ride
went
Ⅲ. Fill in the blanks by using the correct forms of the words.
On weekends, I (go) to the farm. I
(talk) with a farmer. I (feed) chickens and (take) some photos. I also (milk) a cow. I (ride) a horse and (go) for a walk.
I (have) a great school trip.
Practice
go
talk
feed
take
milk
ride
go
have
Ⅲ. Fill in the blanks by using the correct forms of the words.
Last weekend, I (go) to the farm. I
(talk) with a farmer. I (feed) chickens and (take) some photos. I also (milk) a cow. I (ride) a horse and (go) for a walk.
I (have) a great school trip.
Practice
went
talked
fed
took
milked
rode
went
had
Ⅰ.Write the past forms of these words.
is . go milk ride .
feed talk take have .
Ⅱ.Fill in the blanks.
I milked a cow last Sunday.(对画线部分提问)
you last Sunday
2. I went for a walk last Sunday.(改为一般疑问句并做肯定回答)
you for a walk last Sunday Yes, .
3. I took photos last Saturday. (改为否定句)
I photos last Saturday.
4. I go to the park on weekends. (用last weekend改写句子)
I to the park last weekend.
was
went
milked
rode
fed
talked
took
had
What
did
do
Did
go
I
did
didn’t
take
went
played the guitar
used the computer
studied for a test
shopped
What did they do yesterday
Play-played
study-studied
use-used
shop-shopped
1.(talk→talked)
5.(feed→fed)
(take→took)
(milk→milked)
(ride→rode)
(go→went)
（Play-played)
3.(study-studied)
2.(use-used)
4.(shop-shopped)
一般过去时
一般过去时可以表示过去某一时间或某一段时间发生的动作或存在的状态。
动词过去时的变化规则：
1. 一般情况下， 在动词原形末尾加-ed ;
2. 结尾是字母-e 的动词加-d;
3. 结尾是“辅音字母+y” 的动词，变y 为i 再加-ed;
4. 重读闭音节结尾，双写动词尾辅音字母再加- ed。
The rules of the past form
played worked wanted needed
decided lived improved
carry—carried study—studied
worry—worried
stop—stopped shop—shopped
plan—planned
动词的不规则变化：(教材）
go—went have—had see—saw
eat—ate buy—bought take—took
win—won hang—hung
写出下列动词的过去式。
1．see________ 2．take________
3．hang________ 4．buy________
5．sleep________ 6．get_______
7．meet________ 8．sound________
9．watch________ 10．live________
took
saw
hung
bought
slept
got
met
sounded
watched
lived
Homework
1. Recite the sentence pattern.
2. Read the textbook from P112 to P114.