PERSON

Vì xe thứ 3 bằng trung bình cộng của 3 xe mà trung bình cộng của 3 xe bằng trung bình cộng của 2 xe.

Vậy xe thứ 3 chở được số tấn hàng là:

         \(\left(25+35\right):2=30\left(tấn\right)\)

                      Đáp số: 30 tấn

1 We............... in a house in the countryside

A. live B. living C. lives D. are live

2. It's hot today. I don't want to stay at home. Iwant ................ swimming

A. go B. to go C. going D. goes

3. Listen! .................. he singing in the bathroom ?

A.Does B. Is C. Do D. Are

4. My mother likes ................... our summer holidays at the seaside.

A. spend B. spends C. spending D. is spending

5. Where are you, Hoa ?

- I'm down stairs. I ................ to music

A. to listen B. listen C. am listening D. listens

6. What do you usually .............. for breakfast ?

A. to have B. have C. having D. has

7. My close friend is ready ............. things with her classmate.

A. to share B. share C. sharing D. shares

8. Last year, I.................... with my family in a big house in Tuyen Quang.

A. to live B. live C. living D. lived

9. My friend, Nga is very hard- working. She ............. most of her time studying last year.

A. to spend B. spends C. spending D. spent

10. This Saturday we .................... to the Art Museum.

A. go B. is going C. are going D. went

Dat cau hoi cho phan gach chan

1, The bank is behind my house

=> What is behind your house?

2, Lan works in a hospital

=> Where does Lan work?

3, There are three trees near my school

=> How many trees are there near your school?

4, There is a park next to the bank

=> How many park are there next to the bank?

Dat cau hoi cho phan gach chan:

1. It is twenty kilometers from my house to my office.

=> How far is it from your house to your office

POTATOES

11. I like playing badminton very much. I ………………… play badminton in my free time.

A. want B. don’t C. never D. always

12. There are ………………… syllables in the word “supermarket”.

A. two B. three C. four D. five

13. Do you live in the country or in the city? ~ ………………….

A. Yes, I do B. I live in the city C. No, I don’t D. I live on the city

14. What would you like ………………… dinner?

A. for B. to C. in D. at

15. What’s the ………………… like in the summer? ~ It is usually hot.

A. food B. sea C. weather D. neighborhood

16. ……………………………………? ~ We play badminton and swim.

A. What sports do you and your brother like? B. Which sports do you and your brother play?

C. When do you and your brother play sports? D. What are you and your brother doing?

17. How many ………………… do you want? ~ A dozen.

A. noodles B. cooking oil C. carrot D. eggs

18. Does Mrs. Vui ………………… to buy any tomatoes?

A. want B. wanting C. wants D. to want

19. ………………… are these pens and pencils? ~ They are 25, 000 dong.

A. How old B. How C. How much D. How often

20. ……………………………………? ~ Black. And it’s very long.

A. What color are her lips B. What color is her hair

C. What color are her teeth D. What color are her hair

Neus không sai ddf thì tip nha

= 5n^2 + 5n

= 5n ( n+1)

Vì n và n+ 1 là hai số tự nhiên liên típ 

=> n(n+1) chia hét cho 2

=> 5n(n+1) chia hét cho 2.5 hay 5n(n+1) chia hết cho 10

Hãy dịch câu sau sang tiếng anh:

Nó thật là mát!

Giúp mình với

=> It's so cool

Điền vào chỗ trống với các giới từ in, on, at

Ex: I go to school in the morning.

1. We have English on Monday.

2. I'm in class 6A.

3. My mother has breakfast at six o'clock.

4. They play games in the afternoon.

5. My school is on Le Loi Street.

6. We play volleyball on Saturday morning.

7. She never stays up late at night.