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18 tháng 2 2022

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24 tháng 5 2019

\(A=\frac{1}{3}.\left(\frac{3}{2.4.6}+\frac{3}{4.6.8}+...+\frac{3}{22.24.26}\right)\)

\(A=\frac{1}{3}.\left(\frac{1}{2.4}-\frac{1}{4.6}+\frac{1}{4.6}-\frac{1}{6.8}+...+\frac{1}{22.24}-\frac{1}{24.26}\right)\)

\(A=\frac{1}{3}.\left(\frac{1}{2.4}-\frac{1}{24.26}\right)\)

\(A=\frac{1}{3}.\frac{77}{624}\)

\(A=\frac{77}{1872}\)

He ....................................................................1.      Phuong/, /build/ Tuan/ and/ Hoa/ may/ beach/ sandcastles /the/on/...................................................................................................................................................2.      My/ will/ the/ family/ and/ sea/ I/...
Đọc tiếp

He ....................................................................

1.      Phuong/, /build/ Tuan/ and/ Hoa/ may/ beach/ sandcastles /the/on/.

..................................................................................................................................................

2.      My/ will/ the/ family/ and/ sea/ I/ swim/in/.

..................................................................................................................................................

3.      Seaside/ They’ll /be /the/ on/ at/Sunday/.

..................................................................................................................................................

4.      islands/ She’ll /Monday/ visit/ the/on/.

..................................................................................................................................................

5.      be/ Where/ will/ Saturday/ you/on/?

..................................................................................................................................................

6.      and /I /think /school /Mai/ I /be /at/will/.

..................................................................................................................................................

7.      countryside /The/ will /month /boys/ be/ in/ the/next/.

..................................................................................................................................................

8.      I/ think/ tomorrow/ I’ll /the/ mountains/visit/.

..................................................................................................................................................

9.      countryside /We /picnic/ will/ for/ a/ in/ go/the/.

..................................................................................................................................................

10.  week/ the/ They/ seaside/ will/ be/ at/next/.

..................................................................................................................................................

7
31 tháng 10 2021

mình cần gấp các bạn giúp mình đánh hơi lâu cững được

31 tháng 10 2021

1.Phuong,Tuan,Hoa may build a sandcastle on the beach.

2.My family and i will swim in the sea.

8 tháng 2 2022

english
math
IT (Information Technology)
PE (Physical Education)
Art
Music

8 tháng 2 2022

- English

- Math

- Informas

- Art

- Music

IV.Read and circle a , b or c.     Hi , my name is Peter .This is my grandma . She is 75 years old. She can remember all the phone numbers of my family members. My father’s phone number is 0989087652 . My mother’s phone number is 0912388878 . My brother’s phone number is 01020304050 . But my grandma can’t remember her phone number because she never calls it.What is your phone number ? Can you remember it ?1. Peter’s grandma is …………………….a .sixty – five     ...
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IV.Read and circle a , b or c.

     Hi , my name is Peter .This is my grandma . She is 75 years old. She can remember all the phone numbers of my family members. My father’s phone number is 0989087652 . My mother’s phone number is 0912388878 . My brother’s phone number is 01020304050 . But my grandma can’t remember her phone number because she never calls it.What is your phone number ? Can you remember it ?

1. Peter’s grandma is …………………….

a .sixty – five      b. seventy – five        c . eight- five           d.fifty-five

2. His grandma can remember all the ………………… of the family  members.

a. names             b. jobs                        c.phone numbers       d.numbers

3. His ……………………. phone number is 0989087652.

a. father’s           b. mother’s                 c . brother’s                d.sister’s

4.  His ……………………. phone number is 0912388878.

A . father’s         b. grandmother’s        c . brother’s                d. mother’s

2
30 tháng 7 2021

V.Read and circle a , b or c.

     Hi , my name is Peter .This is my grandma . She is 75 years old. She can remember all the phone numbers of my family members. My father’s phone number is 0989087652 . My mother’s phone number is 0912388878 . My brother’s phone number is 01020304050 . But my grandma can’t remember her phone number because she never calls it.What is your phone number ? Can you remember it ?

1. Peter’s grandma is …………………….

a .sixty – five      b. seventy – five        c . eight- five           d.fifty-five

2. His grandma can remember all the ………………… of the family  members.

a. names             b. jobs                        c.phone numbers       d.numbers

3. His ……………………. phone number is 0989087652.

a. father’s           b. mother’s                 c . brother’s                d.sister’s

4.  His ……………………. phone number is 0912388878.

A . father’s         b. grandmother’s        c . brother’s                d. mother’s

30 tháng 7 2021

1B 2C 3A 4D

10 tháng 1 2022

2. visit

3. play

4. works

5. doesn't work

6. don't speak

7. doesn't go

8. don't clean

9. doesn't ride

10. doesn't work

11. Does - make

12. Does - write

13. Does - speak

14. Does - phone

15. Does - play

10 tháng 1 2022

Put the correct verb in present simple :

1. I usually go (go) to school.

2. They  visit   (visit) us often.

3. You play  (play) basketball once a week.

4. Tom works (work) every day.

5. My father doesn't work (not work) at school.

6. You don't speak (not speak) English.

7. He doesn't go (not go) home late.

8. They don't clean ( not clean ) the bathroom.

9. Mai doesn't ride ( not ride ) her bike in the park.

10. Billy doesn't work (not work) in the supermarket.

11. Does her mother make (make) breakfast every day?

12. Does she write ( write ) a letter ?

13. Does Linda speak (speak) English?

14. Does  Peter phone (phone) his father on Sundays?

15. Does  Ann play (play) basketball very well?

                                                                         ĐỀ TIẾNG ANH LỚP 4 HỌC KÌ II ( Đề 1)1. Write about youa/ What's your name? - ................................................b/ How old are you? - ...................................................c/ Where do you live? - ................................................d/ What class are you in? - ..........................................2. Choose the best answer1. What's...
Đọc tiếp

                                                                         ĐỀ TIẾNG ANH LỚP 4 HỌC KÌ II ( Đề 1)

1. Write about you

a/ What's your name? - ................................................

b/ How old are you? - ...................................................

c/ Where do you live? - ................................................

d/ What class are you in? - ..........................................

2. Choose the best answer

1. What's your ........ number?  

A. phone                  B. are              C. this

2. What ............ do you want to see?

A.  food                    B. animal         C. to

3. Where are you going to do this summer? 

A. I'm going to Ha Long Bay                    B. I'm go to for a picnic                 

C. I like food

4. How much are the trousers?

A. They’re one hundred fifty thousand dong.

B. It’s ninety – nine thousand dong.

C. Both answers above

5. What do you ….... Tet?

A. for                      B. at                   C. no

3. Read and answer the questions

+ My name is Mai. I decorate my house and give many flowers before Tet. I get lucky money and visit relatives during Tet. I love Tet.

+ My name’s Nam. I clean my house, make banh Chung and go shopping before Tet. During Tet, I visit relatives and eat banh Chung. I love Tet, too.

a/  What does Mai do before Tet?

-……………………………………………………………..

b/ What does Mai do during Tet holiday?

-……………………………………………………………..

c/ What does Nam do in before and during Tet?

-……………………………………………………………..

d/ Does Nam like Tet?

-……………………………………………………………..

 

 

5
8 tháng 5 2021

A)my name is Nguyen Le Xuan Nhi.

b) i'm 10 years old.

c) i'm live in Ha Noi.

d) I'm in class 4E.

2.

1. A   2.B   3.A   4.A    5.B

3.

a) Mai decorates her house and gives many flowers.

b) Mai gets lucky money and visits relatives.

C) Nam cleans his house , makes banh chung, goes shopping, visits relatives and eats banh chung.

d) yes, he does.

8 tháng 5 2021

                                                                         ĐỀ TIẾNG ANH LỚP 4 HỌC KÌ II ( Đề 1)

1. Write about you

a/ What's your name? - ...My name is Ha.............................................

b/ How old are you? - ....I'm fifteen years old................................................

c/ Where do you live? - ...I live  in Vinh Phuc Province..............................................

d/ What class are you in? - ..I'm in class 9A.........................................

2. Choose the best answer

1. What's your ........ number?  

A. phone                  B. are              C. this

2. What ............ do you want to see?

A.  food                    B. animal         C. to

3. Where are you going to do this summer? 

A. I'm going to Ha Long Bay                    B. I'm go to for a picnic                 

C. I food

4. How much are the trousers?

A. They’re one hundred fifty thousand dong.

B. It’s ninety – nine thousand dong.

C. Both answers above

5. What do you ….... Tet?

A. for                      B. at                   C. no

3. Read and answer the questions

+ My name is Mai. I decorate my house and give many flowers before Tet. I get lucky money and visit relatives during Tet. I love Tet.

+ My name’s Nam. I clean my house, make banh Chung and go shopping before Tet. During Tet, I visit relatives and eat banh Chung. I love Tet, too.

a/  What does Mai do before Tet?

-…She decorates her house and give many flowers before Tet………………………………………………………..

b/ What does Mai do during Tet holiday?

-…She gets lucky money and visit relatives during Tet…………………………………………………………..

c/ What does Nam do in before and during Tet?

-…He cleans his house, make banh Chung and go shopping before Tet. During Tet, he visits relatives and eat banh Chung. ………

d/ Does Nam Tet?

-…Yes, he does…………………………………………………………..

II/ Chia độngtừ (thìhiệntạiđơngiản).1.     I (be)……………………..at school at the weekend.2.     She (not study) …………………………..on Friday.3.     My students (be not)………………………….hard working.4.     He (have)………………………..a new haircut today.5.     I usually (have)………………………breakfast at 7.006.     …………………She (live)……………………in a house?7.     Where...
Đọc tiếp

II/ Chia độngtừ (thìhiệntạiđơngiản).

1.     I (be)……………………..at school at the weekend.

2.     She (not study) …………………………..on Friday.

3.     My students (be not)………………………….hard working.

4.     He (have)………………………..a new haircut today.

5.     I usually (have)………………………breakfast at 7.00

6.     …………………She (live)……………………in a house?

7.     Where (be)……………………..your children?

8.     My sister (work)………………………in a bank.

9.     Dogs (like)……………………………meat.

10. She (live)……………………………in America.

11. It (rain)…………………….almost every day Manchester.

12. We (fly)……………………….to Spain every summer.

13. My mother (fry)…………………….eggs for breakfast every morning.

14. The bank (close)……………………..at four o’clock.

15. They often (listen)………………………to music in the evening.

16. She never (go)………………………..to school on Sunday.

17. My life (be)……………………….so boring.

18. She (not live)……………………….in Ho Chi Minh City.

19. What…………………you (do)…………………in your free time?

20. My best friend (write)………………………..to me every week.

III/ Chia độngtừ ở dạngquákhứđơn.

1.     He (go)………………………..to English class yesterday.

2.     We (ride)……………………..bikes around the park last week.

3.     We (see)……………………….her two days ago.

4.     I (watch)……………………………Tom and Jerry 4 years ago.

5.     She (not clap)……………………..her hands.

6.     My mother (buy)………………….a new hat yesterday.

7.     Yesterday I (go)…………………………….to school late because I (miss)……………….the bus.

8.     Anna (clean)………………………..her room before school yesterday.

9.     I (be)………………………….at home last night.

10. Minh (be)………………..at home yesterday because he (be)……………………..sick.

11. They (stay)………………..at school all weekend.

12. Mai (go)……………………..to the zoo a week ago.

13. I (have)…………………….a great time last night.

14. The vacation (be)…………………….wonderful.

15. Last summer she (visit)……………………..Ho Chi Minh mausoleum in Ha Noi.

16. My parents (be)……………………….very tired after the trip.

17. I (buy)………………………….a lot of gifts for my little sister.

18. Hoa (eat)……………………beef for dinner last night.

19. They (talk)…………………..about their trip in NhaTrang.

20. I (give)…………………..my brother a book last week.

cần gấp help

 

3
20 tháng 10 2021

II/ Chia độngtừ (thìhiệntạiđơngiản).

1.    am

2.     doesn't study

3.     aren't

4.    has

5.    have

6.    does-live

7.  are

8.    works

9.   

10.lives

11. rains

12. fly

13. fries

14. closes

15. listen

16.goes

17. is

18.doesn't live

19. do-do

20. writes

III/ Chia độngtừ ở dạngquákhứđơn.

1.    went

2.     rode

3.     saw

4.     watched

5.     didn't clap

6.     bought

7.    went-missed

8.   cleaned

9.    was

10. was-was

11.stayed

12. went

13. had

14.was

15. visited

16. were

17. bought

18. ate

19. talked

20.gave

20 tháng 10 2021

luc đâu nguoi ban hanh ban dduoc 123 qua hoi cotatca bao nhieu qua ạ

30 tháng 9 2021

Exercise 3: Choose the best answer

1. Then, she watches films ______ dinner.

A. after

B. before

C. in

D. about

2. _________ does Erin go to the library? - Once a week

A. How

B. Where

C. How often

D. What

3. She usually goes ________.

A. jog

B. jogs

C. jogging

D. jogs

4. His new school is ______ the cinema and the museum.

A. near

B. between

C. next

D. far

5. _____ is your address in Hanoi? - It’s flat 202, third floor, Dai Hung Tower

A. What

B. Where

C. Which

D. Who

6. What does your mother do in the evening?

She ______ TV and goes to bed.

A. watch

B. watches

C. watching

D. watcher

7. How do you _____ your name?

A. spell

B. come

C. live

D. old

8. What does he do  ____ break time? - He often plays soccer with his friends.

A. in

B. at

C. for

D. with

9.  What’s this? - It’s ______ eraser.

A. a

B. an

C. on

D. in

30 tháng 9 2021

Exercise 3: Choose the best answer

1. A

2. C

3. C

4. B

5. A

6. B

7. A

8. B

9. B

* Saii srr bn nha

26 tháng 7 2021

Ơ??? Listen à????

26 tháng 7 2021

How to làm bài???

Làm kiểu j???

HOK TỐT

Name: Nguyễn Minh Quân     Class: 4CI. Correct the mistakes.1.     Where do your mother often buy this book?     ______________________________________2.     Are Tom studying?                            ______________________________________3.     Hoa not have good speaking skill.               ______________________________________4.     The young girl not writing the letter now.           ...
Đọc tiếp

Name: Nguyễn Minh Quân     Class: 4C

I. Correct the mistakes.

1.     Where do your mother often buy this book?     ______________________________________

2.     Are Tom studying?                            ______________________________________

3.     Hoa not have good speaking skill.               ______________________________________

4.     The young girl not writing the letter now.            ______________________________________

5.     Are Lam fond of listening to music?     ______________________________________

6.     They studies math.                             ______________________________________

7.     What you usually do in the morning?     ______________________________________

8.     They travel to London tomorrow.      ______________________________________

9.     The plane is land now.                       ______________________________________

10.            Why she is saying loudly?                      ______________________________________

2
24 tháng 8 2021

1. Where do your mother often buy this book? => Where does your mother often buy this book?
2. Are Tom studying? => Is Tom studying?
3. Hoa not have good speaking skill. => Hoa does not have good speaking skill
4. The young girl not writing the letter now. => The young girl is not writing the letter now.
5. Are Lam fond of listening music?=> Is Lam fond of listening to music?
6. They studies math=> They study math
7. What you usually do in the morning? => What do you usually do in the morning?
8. They are traveling to London. => Th ey are travelling to London.
9. The plane is land now.=> The plane is landing now
10. Why she is saying loudly?=> Why is she saying loudly?

24 tháng 8 2021

1. Where do your mother often buy this book?

=> Where does your mother often buy this book?
2. Are Tom studying English now?

=>Is tom studying English now?
3. Hoa not have good speaking skill.

=>Hoa doesn't have good speaking skill.

4. The young girl not writing the letter now.

=> That young girl isn't writing the letter now.

5. Are Lam fond of listening music?

=> Does Lam fond of listening to music?

6. They studies math once time a week.

=> They study math once time a week.

7. What you usually do in the morning?

=> What do you usually do in the morning?

8. They are traveling to London.

=>They are travelling to London.

9. The plane is land now.

=> The plane is landing now.

10. Why she is saying loudly?

=> why is she saying loudly?

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