1. your house / big / small? // small

Is your school big or small ?

=> It is small

2. Phong's classroom / first floor / second floor? // first

Is Phong's classroom on the first floor or the second floor ?

=> It is on the first floor

3. Thu's school / in the city / country? // city

Is Thu's school in the city or in the country ?

=> It í in the city

4. Phong / grade 7 / grade 6? // grade 6

 Is Phong in grade 7 or grade 6 ?

=> He is in grade 6

5. you / class 7B / class 7C? // class 7C

 Are you in class 7B or class 7C ?

=> I am in class 7C

1. Your house is big or small ?

My house is small

2. Phong's classroom is on the first door or second floor?

Phong's classroom is on the first door

3. Thu's school is in the city or in the countryside?

Thu's school is in the city

4.Your class is 7B or class 7C?

My class is 7C

k mình nha

Chúc bạn học tốt

Đặt câu hỏi với " How far " và trả lời theo gợi ý

1. school/ her house// 100 meters

How far is it from school to her house ?

=> It's about 100 meters .

2. post office/ movie theater// two kilometers

How far is it from post office to movie theater ?

=> It's about 2 kilometers.

3. your house/ Ben Thanh market// five kilometers

How far is it from your house to Ben Thanh Market ?

=> It's about five kilometers.

4. bookstore/ restaurant// 500 meters

How far is it from bookstore to restaurant ?

=> It's about 500 meters .

5. Lan's house/ zoo// three kilometers

How far is it from Lan's house to zoo ?

=> It's about three kilometers.

6. your school/ library// one kilometer

How far is it from your school to library ?

=> It's about one kilometers

Ex4

1-A

2-D

3-A

4-C

5-C

6-A

7-C

Ex 3

1. A. car

2. C. said

3. D. captain

4. B. chat

5. D. security

6. C. station

7. A. seat

8. B. break

9. A. maid

10. C. honey

11. D. start

12. A. seatbelt

13. B. ancient

14. C. vehicle

15. D.

28. Where is the stadium?
→ The stadium is on Phan Dinh Phung Street.
29. Where is the market?
→ The market is opposite the movie theater.
30. Where are the students?
→ The students are in the library.
31. Where is the supermarket?
→ The supermarket is near the hospital.
32. Where is the drugstore?
→ The drugstore is on the left of my house.

28.Where is the stadium?

The stadium is on Phan Dinh Phung Street

29.Where is the market?

The market is opposite movie theater.

30.Where are the students?

They are in the library.

31.Where is the supermarket?

The supermarket is near the hospital

32.Where is the drugstore?

The drugstore is on the left of my house.

đặt 6a=x;2b=y;3c=z=>x+y+z=11

áp dụng bất đẳng thức Schwarts ta có:\(\frac{1}{x+1}+\frac{1}{y+1}+\frac{1}{z+1}\ge\frac{\left(1+1+1\right)^2}{x+y+z+3}=\frac{9}{14}\)

\(\Leftrightarrow\frac{28}{x+1}+\frac{28}{y+1}+\frac{28}{z+1}\ge\frac{28.9}{14}=18\)

\(\Leftrightarrow\frac{28}{x+1}-1+\frac{28}{y+1}-1+\frac{28}{z+1}-1\ge18-1-1-1=15\)

\(\Leftrightarrow\frac{27-x}{x+1}+\frac{27-y}{y+1}+\frac{27-z}{z+1}\ge15\)

\(\Leftrightarrow\frac{11-x+16}{x+1}+\frac{11-y+16}{y+1}+\frac{11-z+16}{z+1}\ge15\)

\(\Leftrightarrow\frac{y+z+16}{x+1}+\frac{z+x+16}{y+1}+\frac{x+y+16}{z+1}\ge15\)

\(\Leftrightarrow\frac{2b+3c+16}{6a+1}+\frac{6a+3c+16}{2b+1}+\frac{6a+2b+16}{3c+1}\ge15\)

=>đpcm

dấu "=" xảy ra khi \(a=\frac{11}{18};b=\frac{11}{6};c=\frac{11}{9}\)

C=11/9

giúp em với ạ

1/ What are you doing next Sunday

I am visiting my grandma

2/ What is he doing next weekend

He is playing badminton 

Mik giúp đc 2 câu thôi bn nhé ( nhơ like cho mik ạ) 

Ex:    you/ weekend// soccer

 - What are you going to do on the weekend?

 - I’m going to play soccer.

1/       you/ next Sunday// visit/ grandma.

- What are you going to do next Sunday ?

 - I’m going to visit grandma .

2/       he/ next weekend// badminton

- What are he going to do next weekend?

-he is going to play badminton

3/    your family/ this summer vaction/ travel/ Ha Noi

- What are your family going to do this summer vaction ?

-I’m going to travel hn

4/       your father/ tonight// book

-What are your father going to nìght ?

-I’m going to read book

5/   you/ tomorrow afternoon// homework

-What are you going to tomorrow afternoon ?

-I’m going to do homework

6/       she/ tomorrow night// movie

-What are she going to tomorrow night  ?

- she going to watch movie

số điểm của 6b: 64 điểm

1. that / Mr Hung 

→ Who's that? That is Hung

2. this / my sister 

→ Who's this? This is my sister

3. that / Phong 

→ Who's that? That is Phong

4. this / my classmate 

→ Who's this? This is Hoa

5. that / Peter

→ Who's that? That is Peter

37. How far is it from Da Nang to Ho Chi Minh City?
It's about 900 kilometers.

38. How far is it from Ha noi to Ho Chi Minh City?

It's about 1700 kilometers.

39. How far is it from your school to the public?

It's about two kilometers.

40. How far is it from Hue to Da Nang?

It's about 100 kilometers.

37.
→ How far is it from Da Nang to Ho Chi Minh City?
→ It's about 900 kilometers
38.
→ How far is it from Ha Noi to Ho Chi Minh City?
→ It's about 1700 kilometers
39.
→ How far is it from school to the public library?
→ It's about two kilometers
40.
→ How far is it from Hue to Da Nang?
→ It's about 100 kilometers

CHÚC BẠN HỌC TỐT VÀ ĐẠT ĐƯỢC KẾT QUẢ CAO! ♫