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25 tháng 10 2021

Có số số hạng là :

( 95 - 35 ) : 3 + 1 = 21 ( số )

Tổng trên là :

( 95 + 35 ) x 21  : 2 = 1365 

Đ/S : 1365

25 tháng 10 2021

= 1365 

25 tháng 10 2021

ƯCLN(77;126) 

77 = 11 x 7

126  = 2 x 33 x 7

=>ƯCLN (77;126) = 7

TL:

ƯCLN (77;126) 

77 = 11 x 7

126  = 2 x 33 x 7

=>ƯCLN (77;126) = 7

HT

25 tháng 10 2021

ai nhanh mình cho

25 tháng 10 2021

ai nhanh mình cho 

25 tháng 10 2021

kết quả là A

25 tháng 10 2021

giúp tuiiiii

25 tháng 10 2021

Các ước nguyên tố của 36 : 2 ; 3 .

Các ước nguyên tố của 49 : 7 .

Các ước nguyên tố của 70 : 2 ; 5 ; 7 .

I. Choose the word which has a different sound in the part underlined. 1. A. studyB. mumC. menuD. subject2. A. grammarB. startC. partD. sharpener3. A. villasB. lightsC. clocksD. caps4. A. bigB. pickC. thinD. write5. A. likeB. myC. thingsD. kind6. A. subject                B. funny                      C. computer                D. lunch7. A. calculator                        B. fast...
Đọc tiếp

I. Choose the word which has a different sound in the part underlined. 

1. A. study

B. mum

C. menu

D. subject

2. A. grammar

B. start

C. part

D. sharpener

3. A. villas

B. lights

C. clocks

D. caps

4. A. big

B. pick

C. thin

D. write

5. A. like

B. my

C. things

D. kind

6. A. subject                B. funny                      C. computer                D. lunch

7. A. calculator                        B. fast                         C. far                           D. classmate

8. A. tables                              B. sofas                       C. rooms                      D. sinks

9. A. lamps                              B. wardrobes   C. desks                      D. lights

10. A. go                                 B. come                       C. close                       D. open

II. Choose the correct answer. 

1. The students can ____________ quietly in the school library.

A. do                           B. go                           C. Have                       D. study

2. My grandpa often ___________morning exercises. 

A. do                           B. does                        C. Have                       D. play

3. Is Peter's room big ____ small?

A. and             B. but                          C. Or               D. for

4. This ______ my new friend, Phong. 

A. be               B. am                                       C. Are                         D. is

5. ________ do you go to school? - By bike.

A. How                                   B. Why                                    C. What                       D. Which

IV. Give the correct form of the word in bracket. 

1. Look! Hung _______ football now. (play)

2. Phong ________ drinking coke. (like)

3. There ______ many flowers in the garden. (be)

4. _____ you often ______ comic books? (read)

5. Children like ___________ cartoon film. (watch)

IV. Reorder the words to make sentences. 

1. do/ get up/ What time/ in the morning/ you/ ?/

___________________________________

2. school/ at/ every day/ My/ 5 p.m/ finishes/ ./

___________________________________

3. does/ teacher/ Where/ live/ your/ ?

___________________________________

4. What/ favorite/ your/ kind of/ is/ music/ ?

___________________________________

5. is/ table/ a bag/ There/ the/ on/ ./

___________________________________

 

VI.         Find the word which has a different sound in the part underlined. Say the words aloud.

1.

A. study

B. lunch

C. subject

D. computer

2.

A. calculator

B. classmate

C. fast

D. father

3.

A. school

B. teaching

C. chess

D. chalk

4. . A. smart

B. sharpener

C. grammar

D. star

5.

A. compass

B. homework

C. someone

D. wonderful

 

0
Exercise 10. Complete each sentence so that it means the same as the sentence above. Example: I don’t have a television in my bedroom.Ø  There isn’t a television in my bedroom.1. There are many flowers in our garden.→ Our garden________________________________________________________________________ 2. The garden is behind Linh’s house.→ Linh’s house ______________________________________________________________________ 3. We have six chairs, a table, a television and a ceiling...
Đọc tiếp

Exercise 10. Complete each sentence so that it means the same as the sentence above.

Example: I don’t have a television in my bedroom.

Ø  There isn’t a television in my bedroom.

1. There are many flowers in our garden.

→ Our garden________________________________________________________________________

2. The garden is behind Linh’s house.

→ Linh’s house ______________________________________________________________________

3. We have six chairs, a table, a television and a ceiling fan in our living room.

→ There are__________________________________________________________________________

4. I don’t have a computer in my bedroom.

→ There_____________________________________________________________________________

5.Mary’s hair is short and her face is round.

→ Mary has__________________________________________________________________________

6.My house is next to a big super-market.

→ There is___________________________________________________________________________

7. The cat is in front of the computer.

→ The computer is____________________________________________________________________

8. This book belongs to my mum.

→ This is my_________________________________________________________________________

9. Tom likes P.E the best.

→ P.E is____________________________________________________________________________

10. What is your favourite room?

What room do        

các bạn giúp mình bài này với , mình cần rất gấp 

1
25 tháng 10 2021

1. There are many flowers in our garden.

→ Our garden has many flowers.

2. The garden is behind Linh’s house.

→ Linh’s house is in front of the garden.

3. We have six chairs, a table, a television and a ceiling fan in our living room.

→ There are six chairs , a table , a television and a ceiling fan in their living room.

4. I don’t have a computer in my bedroom.

→ There isn't a computer in my room.

5.Mary’s hair is short and her face is round.

→ Mary has short hair and round face.

6.My house is next to a big super-market.

→ There is a big super - market next to my house.

7. The cat is in front of the computer.

→ The computer is behind the cat.

8. This book belongs to my mum.

→ This is my mum's book.

9. Tom s P.E the best.

→ P.E is Tom's favourite subject.

10. What is your favourite room?

→ What room do you l.ike ?       

25 tháng 10 2021

TL ;

Một ngày có 86400 giây

HT

25 tháng 10 2021

86.400 giây

25 tháng 10 2021

TL;

A = { x E N / 50 ; 51 ; 52 ; 53 ; 54 ; 55 ; 56 ; 57 ; 58 ; 59 ; 60 ; 61 ; 62 ; 63 ; 64 ; 65 ; 66 ; 67 ; 68 ; 69 ; 70 }

B = { 2 ; 4 ; 6 ; 8 ; 10 ; 12 ; 14 ; 16 ; 18 ; 20 ; 22 ; 24 }

C = { 10 ; 20 ; 30 ; 40 ; 50 ; 60 ; 70 ; 80 ; 90 ; 100 ; 110 ; 120 ; 130 ; 140 ; 150 ; 160 }

D = { 2 ; 4 ; 6 ; 8 ; 10 ; 12 ; 14 ; 16 ; 18 ; 20 ; 222 ; 24 ; 26 ; 28 }