人教PEP小学英语四年级上册各单元测试题
autocad2004下载-最好听的女孩名字
一、在下列每题的四个字母中有一个是元音字母,请把它选出来。(10分)
1.( )A. Cc B. Ii C. Dd D. Vv
2.( )A. Ff B. Kk C. Yy D.
Aa
3.( )A. Oo B. Ll C. Ss
D. Nn
4.( )A. Hh B. Qq C. Uu
D. Xx
5.( )A. Ee B. Pp C. Mm
D. Rr
二、把下面的图片与相应的单词连接起来。(10分)
1.
2. 3. 4. 5.
crayon light picture
board window
三、根据括号中的中文找出相应短语,并将代表答案的选项填在横线上。(10分)
Miss White: Let’s clean the classroom. Please
(擦黑板),
(扫地) and
(挂上图片).Mike: Sarah! (请开门).John: Amy!
(请打开灯).
A. Please open the door B.
Please turn on the light C. Sweep the floor D.
Clean the
board
E. Put up the
picture
四、选择填空(20分)
( )1. This
my classroom
A. am B. is C.
are D.
( )2. —What’s
the classroom
—A board, two
lights, many desks and chairs.
A.
on B. in C. under D. near
(
)3. We have 6 new
A.
light B. lights C. nights D. night
( )4. go and have a look.
A. Let’s B. Let C. let us D.
let’s
( )5. Amy: Where’s your seat
Mike:
A. It near
the door. B. Let’s go and have a look!
C. It’s the door. D. It’s near the
door.
( )6. Mike:
Miss White: Thank you!
A. Let me clean
board. B. Let’s me clean the board.
C. Let me clean the board D. Let clean the
board
( )7. —Let’s clean the window. —
A. Yes. B. OK. C. Sorry.
D. Excuse me.
( )8. Where is the milk
you know
A. Do B. do C.
Are D. are
( )9. Let
clean the fish bowl.
A. my B. I
C. me D. our
( )10. Where
the twenty desks
A. be B. am
C. is D. are
五、选出与图意相符的短语,并将其序号填在括号内。(10分)
1. 2.
3.
打开书图
开灯图
扫地图
( ) (
) ( )
4.
5.
开门图
(
) ( )
六、请将代表各图的字母填在相应的英语句子前。(10分)
一个一张一台一个一块
A B
C D E
( ) 1. This
is a teacher’s desk.( ) 2. This is a
computer.
( ) 3. This is a
sharpener.( ) 4. This is a fan.( ) 5. This
is a blackboard.
七、连词组句。(10分)
1.
new, my, is, desk, this
.
2. day, every, fun, have, we
.
3. window, the, let, clean, me
.
4. near, door, It’s, the
.
5. computer, the, green, is
.
八、读一读,将相对应的句子连线。(10分)
A
B
1. Where’s my pen a. Many
books.
2. Let’s clean the window. b.
Oh, it’s nice.
3. What’s in the desk
c. It’s in your pencil-case.
4. Thank you.
d. All right.
5. Look at the
picture. e. You are welcome.
九、阅读理解并判断正误。(5分)
A clock
This
is a clock. It’s on the wall of my room. May-
房间里有一个
be you don’t know it. Now let me
tell you something
about it. It has two
hands. One is long, the other is
short.
The long hand is minute hand and there are
60 minutes in an hour. The short hand is the
hour hand and there are 24 hours in a
day.
What time is it now It’s two o’clock. I must
do my homework now. Goodbye!
( ) 1.
The clock is on the wall of my room.
(
) 2. The long hand is the hour hand.
(
) 3. There are 60 hours in a day.
( )
4. There are 1440 minutes in a day.
(
) 5. You may know the time from the clock.
Unit
Two My Schoolbag
一、判断下列每组单词画线部分的读音是否相同,相同的划,不相同的划(10分)
( ) 1. A. bed B. bag
(
) 2. A. pen B. pencil
(
) 3. A. lamp B. fat
( ) 4. A.
picture B. fifty
( ) 5. A. cat
B. car
二、将下面的英语单词与对应的图画连接起来。(12分)
1. 2. 3. 4.
5. 6.
English book Chinese
book ruler sharpener schoolbag notebook
三、请为单词们找到自己的家,并把单词的序号填到相应的横线上。(10分)
水 果: 学习用品:
食 品: 动 物:
人
四、根据情景提示,在四个选项中选出最恰当的一项。(8分)
1.
(Mike问Amy有几本书。)
Mike:
Amy 和Mike
Amy: I have 6.
A. How many books do you have
B. How
many books can you see
2.
(Mike想看看Amy的新书包。)
Am递给Mike
Mike:
物:
Amy: Sure. Here you
are!
A. May I have a look at your new
bag
B.
What’s in your new bag
3.(Amy问Mike书包的颜色。)
Amy
问Mike
Amy:
Mike:
Purple.
A. What colour is your bag
B. What’s in your bag
4.(Amy想知道老师的办公室怎么走,那么
Amy
她应该怎样问路呢)
A. I don’t know the
teacher’s office.
B. Excuse me. Where is
the teacher’s office
五、读一读,用a,
an填空。(10分)
have is
apple for has English book
is
show me orange.
六、读一读,用am ,is
,are填空。(10分)
1、She
2、The wall
my
sister .
white .
向
3、I
4、You
5、It
from America .
right .
so nice .
七、你能把它们从小到大排队吗(10分)
twenty ten
thirty forty-two sixteen
forty
eight eleven twelve nineteen
→ → → →
→ → →
→
八、连词组句。(10分)
1、
have , a ,
pen , I , new
2、what , it
, is , colour
3、how ,
boxes , you , do , have , many
4、is , my , heavy , schoolbag
九、读一读,将相应的句子连线。(5分)
1、How much is
it A. Five yuan.
2、What’s this in English B. It’s under
the desk.
3、Who’s that girl
C. Five.
4、How many books do you have
D. It’s a window.
5、Where is your book
E. She’s my sister.
十、根据图片,排列对话的顺序。(20分)
Mike 向Sarah
介绍Wu
Mike ,Sarah ,Wu
Mike ,Sarah ,Wu Mike ,Sarah ,Wu
1、We have a new classroom. 6、Really Let’s go and
have a look.
2、Nice to meet you, John.
7、Where’s your seat, Mike
3、Wow! It’s
so big. 8、Here. It’s near the door.
4、Hi, Amy. This is John. 9、We have 6
new lights.
5、Hello, Mike.
10、Nice to meet you, too.
( )→(
)→( )→( )→( )→
( )→(
)→( )→( )→( )
十一、阅读短文,根据短文内容判断正误,在括号内打“√”或“×”
Mike is an English boy. He’s ten. His sister’s
name is Mary. She’s five.
She is not a
student. Mike has a new schoolbag, but not heavy.
There are some books
in it. They’re Chinese
book, English book and math book. There is a black
and red
pen in his pencil-case. He
likes the pen very much.
(
)1、Mike’s sister is a student.
(
)2、Mike has a new schoolbag.
( )3、The
schoolbag is heavy.
( )4、There are
three books in the bag.
( )5、Mike
doesn’t like the pen at all.
Unit Three
My Friend
一、读一读,写一写,译一译(10分)
1.
quiet 2、strong
3、science
( ) ( )
( )
4、music 5、forty
( ) ( )
二、
写出下列字母的前后邻居(10分)
Ee
Ll
Rr Ss Tt Vv
三、
请圈出下列单词中的元音字母。(10分)
1、a p p l e
2、 v e g e t a b l e 3、s o u p
4、 m i l k 5、 c o m p u
t e r
四、判断下列各组单词划线部分读音是否相同,相同的打“
√”,不同的打“×”。(10分)
1、cake name (
) 2、bike this ( )
3、ruler bus ( ) 4、that three (
)
5、good go ( ) 6、box
six ( )
7、my many ( )
8、your thirty ( )
9、what where
( ) 10、student cute ( )
五、看一看,根据图片和所给字母补全单词。(10分)
oor ite r ler amp
loor
an bo all l
ng hair sho t hair
六、找出与其他单词不同类的一个。(5分)
( )1、A. fish
B. long C. short
( )2、A. hot dog
B. hamburger C. hat
( )3、A. kangaroo
B. monkey C. key
( )4、A. eraser
B. crayon C. light
( )5、A.
notebook B. math book C. sports
七、选择填空。(5分)
( )1、This is his
photo. Look! is tall.
A. He B. She C. He’s
( )2、He
short brown hair.
A. have B.
has C. there is
( )3、Listen
music.
A. to B. of C.
for
( )4、She is a girl. Name
is Lucy.
A. His B. Her C.
It’s
( )5、She music.
A. like B. likes C. to
like
八、读一读,把相对应的句子连线。(10分)
A B
1.
What’s in your schoolbag a. Yes, I
do.
2. Do you like music
b. Some book.
3. Who’s your best friend
c. I have many friends.
4. How many
friends do you have d. Zhang Qiang is.
5. What colour is your eraser e. It’s
green.
九、读一读,连词造句。(10分)
1.
have, new, I, a, friend
2.
very, She, music, likes, much
3.
is, heavy, You, too, schoolbag
4.
do, have, How, you, bananas, many
5.
black, short, has, He, hair
十、根据汉语,完成句子。(10分)
1. Are you a
(老师)or (学生)
2. She’s a
(女孩), not a (男孩).
3. I have a
(好朋友).
4. May I use your (尺子)
5. This is my (书).
6. There is
a (包),a (铅笔)on the desk.
十一、情景交际,选出正确的选项。(5分)
(
)1、当你向同学们介绍你的好朋友留着黑色短发时,应该说:
A.
He has long black hair.
B.
He has
short black hair.
C.
He has big eyes
and long hair.
(
)2、当你要告诉同学们你喜欢科学课时,应该说:
A.
I like
math. B. I like science.
C. I like
computer games.
(
)3、当你问你的同学是否会拼写新学的英文单词时,应该说:
A.
Can
you help me
B.
Can you see the
words
C.
Can you spell these words
( )4、当你鼓励同学勇敢地试一试时,应该说:
A.
Please have a try. B. Please come in.
C. Please help me.
(
)5、当你告诉妈妈你有一位美国朋友时,应该说:
A.
Mom, I have
a new friend.
B.
Mom, I have an
American.
C.
Mon, I have a Chinese
friend.
十二、小作文。请以“My
friend”为题,写一篇短文。字数不少于50字,并用上以下词语。
(5分)
Amy, a girl, 13, America, thin and
short, long hair,
My friend
_____
__________________________________________________
_________________________
_____________________
__________________________________________________
_________
________________________________
Unit Four My Home
一、根据汉语提示,填入所缺的字母,完成单词。(10分)
(家)
(冰箱) _m(卧室)
(厨房) (电话)
(书房)
(书架) (钥匙) _ts(运动)
(地板)
二、
找出每组中与其他三个不同类的单词,并把它的序号下在提前括号内。(10分)
(
)1. A. study B. fan C. light D.
computer
( )2. A. cat B. dog
C. duck D. bedroom
( )3. A.
father B. mother C. sister D.
phone
( )4. A. apple B. banana C.
fridge D. peach
( )5. A. thin
B. kitchen C. strong D. quiet
三、
找出相应的答句并将其序号写在题前括号内。(10分)
( )
are you from A. Yes, I do.
( )
you like grapes B. No, she’s my
mother.
( ) many kites can you see C.
I’m from Canada.
( ) this your bedroom
D. No, it isn’t.
( ) she your sister
E. Fifteen.
四、
选择填空。(10分)
(
)1. How many __________can you see
A.
English book B. English books C. English
books
( )2. She __________big eyes and small
ears.
A. is B. has C.
have
( ) you in the study
--____________.
A. No, he isn’t. B. No,
I’m not. C. No, I don’t.
( ) the board.
A. Let’s me B. Let me C. Let
us me
( ) she in the living room
-_________.
A. No, she is. B. Yes, it
isn’t. C. No, she isn’t.
( )6. ________they
in the kitchen
A. Are B. Is
C. Am
( )7. I have _______new eraser.
A. an B. a C.
the
( ) this a reading-room
A.
No, it is. B. No, they aren’t. C. No, it
isn’t.
( )’s in the living room. Dad is
_____.
A. too B. to
C. two
( )10. I’m looking for a house
_________this.
A. likes B. like
C. at
五、
连词组句。(10分)
1.
English, this, What, is, in
_________________________________
How,
are, old, you
___________________________________________
name, Jack, My, is.
___________________________________________
in, box, What, is, the
___________________________________________
a ,have, I, look, May
___________________________________________
分)
2.
3.
4.
5.
六、
情景会话。将正确的选项填在题前括号内。(10
( )1.当别人说:“Your
pencil is nice.”时,你应说:( )
A. Thanks.
B. Wow! No. C. You speak well.
(
)2.当你把自己的妈妈介绍给怀特老师时,你可以说:( )
A.
Miss White. He’s my mom.
B. Miss White,
this’s my mom.
C. Miss White, this is my
mom.
( )3.当你要借别人的尺子时,你会说:( )
A.
Thank you. May I borrow your ruler
B.
Excuse me. May I borrow your ruler
C.
You’re right. May I borrow your ruler
(
)4.如果你是值日生,你会:( )
A. Play computer games.
B. Sweep the floor.
C. Listen to
the music.
( )5.如果你想洗个澡,你会:( )
A.
Go to the living room.
B. Go
to the bathroom.
C. Go to study.
分)
B.
C.
七、
根据图片内容回答问题。(15
: Is she in the kitchen
A: _______________________________
: Is the cat on the chair
A:
_______________________________
3. Q: Is
the computer on the desk
A:
_______________________________
A
computer is on
4. Q: Is he a teacher
A
teacher is
A:
_________________________________
5.
Q: What books do you have
A.
A boy is
putting up
___________________________________
八、
阅读短文,选出最佳答案。(10分)
My parents (父母) work
in a shoe factory. They get up at five thirty.
They first
get breakfast ready. Then they go
to work by bus. They work from eight to five. They
come home at about six and prepare (准备) supper
for us. Mother washes clothes in
the evening.
Father often makes toys(玩具) for us. They are busy
all day.
( ) time do my parents get
up
A. At five twenty. B. At
five thirteen.
C. At four thirty.
D. At five thirty.
( ) do my parents
first do in the morning
A. They get
breakfast ready. B. They do morning
exercise.
C. They listen to the
radio. D. They go to work.
( ) many
hours do they stay in the factory
A. Seven
hours. B. Eight hours.
C.
Nine hours. D. Ten hours.
(
)4. Father usually ________ in the evening.
A. reads newspaper B. washes
clothes
C. make toys D.
watches TV
( )5. My parents are very
_________all day.
A. busy B. sad(悲伤的)
C. ill D. red
Unit Five What Would You
Like
一、根据汉语提示,填入所缺的字母,完成单词。(10分)
_ dle(面条) _f
(
牛肉)
(鸡肉)
_ p(汤)
_ _
d(面包)
_ _ce (果汁)
g_ table(蔬菜)
_k(牛奶)
(晚餐)
(刀子)
二、找出每组中不同类的一项。(10分)
( )1. A. plate
B. fork C. shelf
( )2. A.
bed B. milk C. water
( )3. A. bus B. bread C.
hamburger
( )4. A. rice B. juice
C. noodles
( )5. A. doctor B.
vegetable C. teacher
三、情景会话。将正确的选项填在题前括号内。(10分)
(
)1.当别人想用你的东西时,你会说:
A. Thanks. B. Here
you are. C. Yes, it is.
(
)2.当别人说:“Let’s play basketball.”时,你会说:( )
A. Good job! B. Good idea! C. You’re
right!
( )3.当你想请别人先走时,你会说:( )
A.
I’m first. B. You after. C. After you.
( )4.当别人感谢你时,你会说:( )
A. Thank you
very much. B. You’re welcome. C. Good job!
( )5.如果你想吃西瓜,你应首先:( )
A. Give me a
spoon. B. Pass me a fork. C. Cut with the
knife.
四、选择填空。(10分)
( )1. What
would you like _________breakfast
A. to
B. for C. in
( )2.
_________for dinner
A. What
B. What are C. What’s
( )3.
_________a big breakfast!
A. What
B. What’s C. How
( )4.
I________ Chinese food.
A. is like
B. like C. likes
( )5.
--_____________________
--Yes,
pass me a plate, please.
A. What would you
like B. Can I help you
C. Can I have
some noodles
五、选词填空。用所给词的正确形式完成对话。(10分)
Mary:
Good _1___, George. How are you
George:
Fine, _2___. And you
Mary: Very well,
__3___you.
George: What time is __4__
now
Mary: __5__me see. It’s half past
five.
George: Well! Let’s go home.
2. _______ 3. _________ 4. _________ 5.
_________
六、将问句和相应的答句用直线连起来。(10分)
1.
Where are the boys A. Yes, they
are.
Are they on the table B.
They’re in the study.
How much is your
book C. Yes. Here you are.
Can I
have some fish D. I’d like a glass of
water.
What would you like E.
Eight yuan.
2.
3.
4.
5.
七、根据图片内容填空。(10分)
Mum: David, what
would you like for dinner
David: Well. I’d
like two ______________,some ___
Some _______ , and a plate of
_______with some _______.
八、下面每个句子中都有一处错误,把他们找出来画上横线,并改在后面的括号里。(10分)
have an big apple. (
)
2. Please pass me a glass water.
( )
3. What would you like in dinner
( )
4. Here are you.
( )
5. Give me a spoon.
( )
九、连词组句
1.
like, What,
would, for, you, dinner
___________
___________________________
2.
would,
I, fish, some, like
______________________________________
3.
I, Can, some, noodles, have
______________________________________
4.
chopsticks, can, use, I, now
______________________________________
5.
What’s, dinner, for
______________________________________
十、阅读短文,根据短文内容判断正误,在括号内打“∨”或“×”。(5分)
My name is Mike .I’m 10 years old. It’s 6:’s time
to get up. But where is
my shirt My shirt is
blue. Oh, it’s on the chair. It’s 7: are my black
shoes
Are they under the bed No, they’re
behind the door.
1.
Mike is 10 years
old. ( )
Mike’s shirt is
green. ( )
The shirt is on
the bed. ( )
Mike ‘s shoes are
black. ( )
The shoes are behind
the door. ( )
2.
3.
4.
5.
十一、阅读短文,选出最佳答案。(5分)
Father: Today is Sunday. Tom, I would
like to take you to the park.
Lucy: Can I
come, too
Father: Oh, no, you must look
after your sister. And your mother is at work.
Lucy: I can take my sister to the park, too.
She can play games with other children.
Father: Ok. Go to your bedroom and put on your
new dressin the box.
Lucy: Ok.
Father: It’s about nine O’clock. Let’s go.
Lucy and Tom: All right. Let’s go.
(
) day is it today ---It’s _________.
A. Monday B. Sunday C.
Saturday
( ) do they want to go ---They
want to go to____.
A. the park
B. the school C. their home
( ) can
Lucy do at home ---She can ________.
A. study B. clean the room C. look after her
sister
( ) can go to the park with
father at last(最后)
A. Tom B.
Lucy and her sister. and B.
( )’s the
time
O’clock. o’clock.
o’clock.
Unit Six Meet My Family
一、根据图示,重新组合单词。(6分)
y-o-b
r-u-n-e-s o-r-d-c-o-t
___________ _____________
______________
r-e-t-s-i-s
f-a-r-e-r-m e-r-t-h-f-a
____________ _____________
______________
二、找出每组中不同类的一项。(10分)
( ) B. aunt C. picture
( )
B. milk C. brother
( ) B. dad
C. baby brother
( ) B. nurse C. daddy
( ) B. father C. sister
三、选出与所涉及的人物有关的物品,并在括号内打“√”。(15分)
nurse has a A( )
B( )
doctor has a
A( ) B( )
boy has a A( ) B( )
driver works on a A( )
B( )
baby needs(需要)a A(
) B( )
四、请在B栏中找出与A栏问句中相应的答语,并将其序号写在题前的括号里。
A
B
( )’s in your bag A. A
music book.
( ) colour is your pen
B. Sure. Here you are.
( ) many books
do you have C. Yes, she is.
( )
I have a look D. It’s purple.
( ) she in the living room have
eight.
五、将下列词组译成汉语(10分)
1.
in
the classroom ______________________
2.
thirty white rabbits
______________________
分)(10
3.
act like a farmer
______________________
uncle the three
______________________
come and meet my
family ______________________
4.
5.
六、选择填空(14分)
( ) the classroom.
A. Let we B. Let’s me C.
Let’s
( ) _______long hair.
A. have B. has C. haves
( ) my seat ---It’s near the door.
A. Where. B. What C. Who
( ) many students _____ in your class
A. is there B. are there C.
there are
( )5.—Are the keys in your
hand --Yes, _______.
A. they
aren’t B. it is C. they are
(
) uncle --He’s a driver.
A. Who’s
B. What’s C. Where’s
( ) have
many _______.
A. a friend B.
friend C. friends
七、根据汉语提示完成句子。(15分)
1.
你妈妈是干什么工作的她是一名教师。
_________your mother
She’s a_______.
2.
我喜欢鸡肉和牛肉。
I
like __________ and _________.
3.
男孩子们上哪儿去了
_________ ________the
boys
4. 那个女孩是谁
Who’s _________
_________
6.
请把铅笔和尺子递给我。
Please pass me the ______ and the
________.
八、阅读短文,根据短文内容填空。(10分)
This is my mother. She’s a nurse. She’s
quiet. This is my father. He’s a doctor.
He
likes painting. My aunt is a farmer. She likes
flowers. My uncle is a driver. He’s
good at
sports.
1.
My mother is a ________and
she’s_________.
My father likes
___________.
My aunt is a ___________.
2.
3.
4.
My uncle is
__________.
九、阅读短文,根据短文内容判断正误,在括号内打“√”或“×”。(10分)
I’m Chinese girl. My English name is Lily. I
like English very much .I can
speak(说)some
English now. I have a good friend. Her name is
Ann. She has long hair
and blue eyes. She’s
from America. This is my classroom, It’s not big,
but it’s
nice and clean. There are twenty-four
desks and chairs in it. They are new. I like
my classroom very much.
can not
speak English. ( )
is from England.
( )
has blue eyes.
( )
’s classroom is big.
( )
are twenty-four chairs in Lily’s
class. ( )
小学英语(PEP)四年级上册自测题答案
Unit One My
Classroom
一、BDACA二、1.窗户 window 2. 蜡笔
crayon 3.电灯 4.图画 picture 5.黑板
blackboard
三、DCEAB 四、BBBADCBACD 五、 六、BCADE七、 is my
new desk.
have fun every day.
me clean the window. ’s near the door.
5. The computer is green.八、 九、√ × × √
√ 十、 略。
Unit Two My Schoolbag
一、× √ √ √ ×二、1. 书包 schoolbag 2.英语书 English
book 3.语文书 Chinese
book
4.尺子 ruler
5.铅笔刀 sharpener 6.笔记本 notebook
三、水果:3,10 学习用品:8,9 食品:6,7 动物:1,4
人物:2,5四、 AAAB五、a an an
a an
六、is is
am are is 七、eight→ten→eleven→twelve→sixteen→ninete
en→twenty→
forty→forty-two
八、 have a
new pen. colour is it many boxes do you
have
schoolbag is heavy.
九、
十、5→4→2→10→1→6→3→9→7→8十一、× √ × √ ×
Unit Three My Friends
一、1.安静的
2.健壮的 3.科学 4.音乐 5.四十二、,Ff,Gg ,Jj,Kk
,Uu,Ww,Xx
三、,e ,e,a,e ,u ,u,e四、√ ×
× × × √ × × √ √
五、door, kite, ruler,
lamp, floor, fan, boy, wall, long hair, short
hair六、ACCCC
七、ABABB八、
九、 have
a new friend. likes music very much.
schoolbag is heavy too. many bananas do
you have
has short black hair.
十、, student , boy friend ,
pencil十一、BBCAB
Unit Four My Home
一、
二、ADDCB三、 四、BAABA五、BBBBCABCAB
六、’s
this in English old are you name is
Jack.
is in the box I have a
look
七、ACBBB八、, she isn’t. , it isn’t.
, it is.
, he is. have story-
books.九、DACCA
Unit Five What Would You
Like
一、
二、CAABB
三、BBCBC四、BCABB五、
六、
七、eggs, bread, milk, chicken, rice
八、 have
an big apple.(a) pass me a glass water.(a glass
of)
would you like in dinner(for) are
you.(you are) my a spoon.(me)
九、 would
you like for dinner would like some fish. I
have some noodles can
use chopsticks now.
’s for dinner
十、√ × × √ √十一、BACCA
Unit Six Meet My Family
一、boy, nurse,
doctor, sister, farmer, father 二、CBACA三、BAABA 四、
五、1.在教室里 2.三十只白兔 3.表演一位司机 4.在树下
5.来见见我的家人
六、CBABCBC七、’s, teacher , beef 3.
Where are girl , ruler
八、nurse, quiet,
painting, farmer, driver 九、××√×√