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21 tháng 6 2020

\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)

27 tháng 6 2020

9 hay sao ấy

Số bị chia là : 125

7 tháng 4 2021

Tổng của số bị chia và số chia là :

  153 - 8 - 5 = 140

Số chia là :

( 140 - 5 ) : ( 8 + 1 ) = 15

Số bị chia là :

( 15 x 8 ) + 5 = 125

               Đáp số : 125 

It's usually cold and windy in winter.

How does Mr. Ba travel to work?- He travels to work by car.

21 tháng 6 2020

It's usually cold and wind in winter . Sai: wind, sửa : windy

How long does Mr.Ba travel to work? - He travels to work by car. Sai: How long, sửa: How

1. She................... to the radio in the morning.A. listens B. watches C. listen D. sees2. My friend................... English on Monday and Friday.A. not have B. isn't have C. don't have D. doesn't have3. I am..........., so I don't want to eat any more.A. hungry B. thirsty C. full D. small4. I'm going to the.................... now. I want to buy some bread.A. post office B. drugstore C. bakery D. toystore5. Is this her.....................?A. erasers B. books C. an eraser D....
Đọc tiếp

1. She................... to the radio in the morning.

A. listens B. watches C. listen D. sees

2. My friend................... English on Monday and Friday.

A. not have B. isn't have C. don't have D. doesn't have

3. I am..........., so I don't want to eat any more.

A. hungry B. thirsty C. full D. small

4. I'm going to the.................... now. I want to buy some bread.

A. post office B. drugstore C. bakery D. toystore

5. Is this her.....................?

A. erasers B. books C. an eraser D. eraser

6...................... long or short?

A. Does Mai have hair B. Is Mai's hair

C. Does Mai's hair have D. Is hair of Mai

7. I need a large.............. of toothpaste.

A. bar B. can C. tube D. box

8. It's seven thirty and Minh is late................. school.

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

II. Hãy tìm từ thích hợp để hoàn thành các câu sau

1. Mrs Lan is a nurse and her husband is a doctor. They both work in the ________

2. Nga is very thirsty. She wants something to _________.

3. There are many car ____________ on our roads nowadays.

4. There is a store ________to the restaurant

5. We never go _____________ because we don't have a tent.

6. A: How ____________ do you go jogging?- Once a week.

7. A: What would you like __________ breakfast?

B: I'd like a sandwich and a glass of milk.

8. A: What do you like?

B: I like beef. It's my _____________ food.

cái này lại quá dễ đúng ko ?

2
28 tháng 6 2020

I.1. A  2. D  3. C  4. C  5. D  6. B  7. C  8. A

II. 1. hospital

2. drink

3. are drived

4. next

5.camping

6. often 

7.for

8. favorite 
 

30 tháng 8 2024

ddddddddddddddddddddddddddddddddd

Circle the best answer (Khoanh tròn vào câu trả lời đúng)1. How                  rice do you eat a day. (often / much / many)2. What                  the matter with him? - He had a fever. (is / were / was)3. Tom never                    skiing in his free time. (went / goes / go)4. An Tiem                         some black seeds and grew them. (found / find / finds)5. Snow White is a                         girl. (stupid...
Đọc tiếp

Circle the best answer (Khoanh tròn vào câu trả lời đúng)

1. How                  rice do you eat a day. (often / much / many)

2. What                  the matter with him? - He had a fever. (is / were / was)

3. Tom never                    skiing in his free time. (went / goes / go)

4. An Tiem                         some black seeds and grew them. (found / find / finds)

5. Snow White is a                         girl. (stupid / kind / generous)

6. Quan's sister would you like to be                          tailor in the future. (an / the / a)

7. You shouldn't carry heavy things when you have a                         (backache / toothache / stomach ache)

8 It's very interesting                            reading funny stories after school. (at / in / on)

9. We enjoy                   photographs with our smart phone. (took / take / taking)

10. She should brush her teeth after                 up. (getting / getting / get)

10

1. much

2. was

3. goes

4.  found

5. kind

6. a

7. backache

8. on

9. taking

10. getting

1. much

2. is

3. goes

4. found

5. kind

6. a

7. backache

8. on

9. taking

10. getting

Ta có sơ đồ năm nay:

Đội 1:_____|_____|_____|_____|_____|_____|_____|_____|_____|

Đội 2:_____|_____|_____|_____|

\(\text{1035 + 345 + 145 = 1525 (người) 1525 : (9 – 4) x 4 = 1200 (người) 1220 + 1525 = 2745 (người)}\)

vậy...

Sorry nha mình đang vội nên làm thiếu 1 số phần. Chắc nhìn vào đây bạn làm được rồi nhỉ?

22 tháng 6 2020

Thank bạn nha