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2 tháng 11 2017

1. the ceremony has been prepared carefully

->they have prepared the ceremony carefully.

2. he left happy with good marks

->good marks made him happy.

3. the lesson was too long for him to learn in one hour

->the lesson was so long that he couldn't learn it in one hour.

4. "please, wait for me outside my office" Mrs. Hong said to her husband

->Mrs. Hong told her husband to wait for her outside her office.

5.he did not go to the zoo because of his sickness

->because he was sick, he did not go to the zoo.

6.how difficult the exercise was!

->what difficult exercise!

7.you can use pencils to draw pictures

->pencils can be used to draw pictures.

8.Mr.Ba fixed the washing machine for my mother

->my mother had Mr. Ba fix the washing machine.

9.they will serve dinner in that room

->dinner will be served in that room.

10.Nam went to school although it rained heavily

->in spite of the heavy rain, Nam went to school.

2 tháng 11 2017

.

29 tháng 10 2017

You did not invite me to the party last week

->I was not invited to the party last week.

They said that he had stolen that car

->He was said to have stolen that car.

The story was too boring for us to read

->We were too bored with the story to read it.

His teacher gave him a good mark at english yesterday

->He was given a good mark at English by his teacher yesterday.

29 tháng 10 2017

1. I wasn't invited to the party last week

2. He was said to had stolen that car

3. We were bored when we read the story

5. He was given a good mark at english by his teacher yesterday

10 tháng 12 2021

Câu 1.

Khi mở khóa K:

\(I_m=I_1=0,4A\)

Khi đóng khóa K:

\(I_m=I_1+I_2=0,6\Rightarrow I_2=0,2A\)

\(U_1=0,4\cdot5=2V\)

\(\Rightarrow U_2=U_1=2V\)

\(\Rightarrow U=U_1=U_2=2V\)

\(R_2=\dfrac{U_2}{I_2}=\dfrac{2}{0,2}=10\Omega\)

MỌI NGƯỜI ƠI GIÚP EM VỚI Ạ ! EM ĐANG CẦN GẤP Ạ ! EM CẢM ƠN MỌI NGƯỜI NHIỀU LẮM Ạ! Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.1. *1 điểmA. ev𝚎̲ntB. w𝚎̲irdC. n𝚎̲tlingoD. det𝚎̲st2. *1 điểmA. h𝚞̲ntB. c𝚞̲stomC. m𝚞̲lticulturalD. 𝚞̲niqueMark the letter A, B, C or D on your answer sheet to indicate the...
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MỌI NGƯỜI ƠI GIÚP EM VỚI Ạ ! EM ĐANG CẦN GẤP Ạ ! EM CẢM ƠN MỌI NGƯỜI NHIỀU LẮM Ạ!yeu
 

Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

1. *

1 điểm

A. ev𝚎̲nt

B. w𝚎̲ird

C. n𝚎̲tlingo

D. det𝚎̲st

2. *

1 điểm

A. h𝚞̲nt

B. c𝚞̲stom

C. m𝚞̲lticultural

D. 𝚞̲nique

Mark the letter A, B, C or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

3. *

1 điểm

A. skateboard

B. sticker

C. adore

D. leisure

4. *

1 điểm

A. protection

B. addicted

C. computer

D. goldfish

Mark the letter A, B, C or D on your answer sheet to indicate the part that needs correction in each of the following questions.

5. This museum has the largest collection of Cham artifact in the world. *

1 điểm

A. has

B. largest

C. artifact

D. world

6. The farmers have to work early in the morning than the collar workers do. *

1 điểm

A. have

B. early

C. than

D. do

7. My cousins love making crafts. They’ve made many useful and nice production. *

1 điểm

A. love

B. making

C. made

D. production

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

8. – “__________” “You should spend more time talking with your friends and family. *

1 điểm

A.I’m addicted to watching Korean movies.

B.Shall we go to the library after school?

C.What should I do to study better?

D.What do you think about her friend?

9– “__________” “They’re speaking their ethnic language” *

1 điểm

A. Is Vietnamese their mother tongue?

B. Which language can they speak?

C. I don’t understand what they are saying.

D. What are they talking about?

Mark the letter A, B, C or D on your answer sheet to indicate the right answer to each of the following questions.

10. A great way to use free time ... is to discover new things. *

1 điểm

A. useful

B. usefully

C. easy

D. easily

11. There are many ...... activities such as mountain biking or skate boarding. *

1 điểm

A. exciting

B. excited

C. excite

D. excitation

12. In the countryside, people still have to ........... water from the rivers or wells. *

1 điểm

A.collecting

B. collection

C. collective

D. collect

13. When the Mongols move to a new place, they “ger”. *

1 điểm

A. make up

B. bring up

C. take up

D. put up

14. … Thai’s main food is rice, especially sticky rice. *

1 điểm

A. A

B. An

C. The

D. -

15. Hoa is a shopaholic. She loves ..... . *

1 điểm

A.going shopping

B. going fishing

C.going to the cinema

D. going to her club

16. There are many reality shows, comedies and TV series nowadays because people love TV. *

1 điểm

A.to watch

B. watch

C. watches

D. watched

Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the capitalised word(s) in each of the following questions.

17. But for your support, our band couldn’t have won the Grand Music COMPETITION. *

1 điểm

A. show

B. quiz

C. contest

D. tour

18. If you want to become a WELL-KNOWN singer, you need to have a unique selling point, a way to differentiate yourself from the crowd. *

1 điểm

A. genius

B. infamous

C. renowned

D. new

Mark the letter A, B, C or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the capitalised word(s) in each of the following questions.

19. The doctor advised Peter to GIVE UP smoking. *

1 điểm

A. finish

B. consider

C. continue

D. stop

20. Someone who can think fast and make decisions easily is said to be BRILLIANT. *

1 điểm

A. smart

B. cheerful

C. successful

D. stupid

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word that best fits each of the numbered blanks.

Quan was twelve years old when his family (21)________ from the countryside to the city. A lot of things changed when he started living in the city. When he lived in the countryside, he used to (22)_________ to school every day. On the way back, Quan and his friend would stop by an empty field to play soccer together. (23) __________, he goes to school by bus. Every evening, he has to hurry home to avoid being stuck in an traffic jam. There is hardly any space on the sidewalk so it’s difficult to find a big enough space to play soccer. Quan’s schoolyard is no better; it’s smaller than the one at his old school. Even though some of his classmates like soccer, they (24)__________ playing on their computer to playing on the real field. Quan misses playing soccer with his old friends, now all he has is either watching soccer (25)________ TV or playing on computer.

21. *

1 điểm

A. has moved

B. moved

C. is moving

D. will move

22. *

1 điểm

A. walk

B. walking

C. walked

D. to walk

23. *

1 điểm

A. Now

B. In the past

C. Nowadays

D. In the future

24. *

1 điểm

A. dislike

B. choose

C. prefer

D. depend

25. *

1 điểm

A. inside

B. above

C. by

D. on

Read the following passage and mark the letter A, B, C or D to indicate the correct word or phrase that best fits each of the numbered blanks.

The countryside is becoming more and more appealing place to live in. In recent years, people’s view of the countryside has become more positive. A new survey shows that people are more likely to move to the countryside than ever before. The countryside is an ideal location for young adults, especially young married couple with children. One of the main reasons is the lower cost of living. This makes the countryside perfect for young people who are looking to save money and start a family. It is also a good place to raise children. The countryside is less densely populated than the city so there are a lot of spaces for kids to play and be active. Furthermore, pollution and crime problems are not huge issues here. In a couple of years, experts believe that the countryside’s demographics will change dramatically.

Question 26. What is the main idea of the passage? *

1 điểm

A. Influence from the countryside.

B. Reasons to live in the countryside.

C. People living in the countryside.

D. Comparison between the countryside and the city.

Question 27. Why does the writer mention a new survey? *

1 điểm

A. To prove that people’s thought on the countryside has changed.

B. To show that people prefer the countryside to the city.

C. To encourage people to move to the countryside.

D. To collect people’s view of the countryside.

Question 28. Why is the countryside a good place for a young couple with children? *

1 điểm

A. Because of low cost of living.

B. Because of good environment for children.

C. A and B are correct

D. A and B are incorrect.

Question 29. According to the writer, how is the living environment in the countryside? *

1 điểm

A. Not too crowded.

B. Not dangerous much.

C. Not polluted much.

D. All of the above.

Question 30. Which of the following is NOT true about living in the countryside? *

1 điểm

A. The countryside is suitable for single young adults.

B. More and more people choose to live in the countryside.

C. Young couples can save money for their family

D. Children have spaces to play.

Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.

Question 31. It’s not a good idea to spend too much time on social networking sites. *

1 điểm

A. Spending too much time on social networking sites is not too bad.

B. It’s advisable not to spend less time on social networking sites.

C. It’s better to avoid spending less time on social networking sites.

D. It’s better to avoid spending too much time on social networking sites.

Question 32. Playing board games is very interesting. *

1 điểm

A. It is very interested in playing board games.

B. It is very interested to play board games.

C. It is very interesting to playing board games.

D. It is very interesting to play board games.

Question 33. Nam is a more attractive story teller than Mai. *

1 điểm

A. Nam tells stories attractively than Mai does.

B. Nam tells more attractive stories than Mai does.

C. Mai tells more attractive stories than Nam does.

D. Mai tells stories less attractively than Nam does.

Question 34. Julie finds making crafts boring. *

1 điểm

A. Julie enjoys making crafts.

B. Julie’s crafts are not boring.

C. To Julie, making crafts is not interesting.

D. Julie can not find an interesting craft to play with.

Question 35. I’d rather surf the Internet than play computer games. *

1 điểm

A. I prefer surfing the Internet to playing computer games.

B. I prefer playing computer games surfing the Internet.

C. I like playing computer games more than surfing the Internet.

D. I dislike surfing the Internet, but I like playing computer games.

Question 36. Have you got any better hat than this one? *

1 điểm

A. Is this one the worse hat you’ve got?

B. Is this one the best hat you’ve got?

C. Is this one the better hat than that one?

D. Is that one the better hat than this one?

Question 37. This is the most luxurious house I’ve ever seen. *

1 điểm

A. I’ve never seen a more luxurious house than this.

B. I’ve never seen the most luxurious house than this.

C. I’ve seen a more luxurious house than this.

D. I’ve ever seen a more luxurious house than this.

Question 38. He was the cleverest thief of all times. *

1 điểm

A. All thieves are cleverer than him.

B. All thieves are less clever than him.

C. No thieves are clever except him.

D. No thieves are less clever than him.

Question 39. Muong/sugar/grow/for/their/make/own/and/use/the rice. *

1 điểm

A. The Muong make their sugar and grow own rice for use.

B. The Muong make for sugar and grow rice their own use.

C. The Muong make their own sugar and grow rice for use.

D. The Muong make sugar and grow rice for their own use.

Question 40. Ethnic/life/traditional/in/of/always/Vietnam/keep/groups/their/the/way. *

1 điểm

A. The ethnic groups always keep their traditional way of life in Vietnam.

B. The ethnic groups in Vietnam always keep their way of traditional life.

C. The ethnic groups in Vietnam always keep their traditional way of life.

D. The ethnic groups in Vietnam always keep traditional way of their life.

1
6 tháng 10 2021

tách ra bn oi , dài kinh khủng khiếp ó!

19 tháng 5 2021

vẽ lại mạch ta có RAM//RMN//RNB

đặt theo thứ tự 3 R là a,b,c

ta có a+b+c=1 (1)

điện trở tương đương \(\dfrac{1}{R_{td}}=\dfrac{1}{a}+\dfrac{1}{b}+\dfrac{1}{c}\) \(\Rightarrow I=\dfrac{U}{R_{td}}=9.\left(\dfrac{1}{a}+\dfrac{1}{b}+\dfrac{1}{c}\right)\) với a,b,c>0

áp dụng bất đẳng thức cô si cho \(\dfrac{1}{a},\dfrac{1}{b},\dfrac{1}{c}\)  \(\Rightarrow\dfrac{1}{a}+\dfrac{1}{b}+\dfrac{1}{c}\ge\dfrac{3}{\sqrt[3]{abc}}\ge\dfrac{3}{\left(\dfrac{a+b+c}{3}\right)}=\dfrac{9}{a+b+c}=9\)

\(\Leftrightarrow9\left(\dfrac{1}{a}+\dfrac{1}{b}+\dfrac{1}{c}\right)\ge81\Leftrightarrow I\ge81\) I min =81 ( úi dồi ôi O_o hơi to mà vẫn đúng đá nhỉ)

dấu ''='' xảy ra \(\Leftrightarrow a=b=c\left(2\right)\)

từ (1) (2) \(\Rightarrow a=b=c=\dfrac{1}{3}\left(\Omega\right)\)

vậy ... (V LUN MẤT CẢ BUỔI TỐI R BÀI KHÓ QUÁ EM ĐANG ÔN HSG À )

 

 

19 tháng 5 2021

em ơi chụp cả cái mạch điện a xem nào sao chụp nó bị mất r

Mọi người giúp em với ạ, em đang cần gấp, em cảm ơn trước ạ Who - Whom - Whose Combine the sentences 1. There are 3 nurses here. They are trying to save the patients. 2. The students are really nerves - racking. The teachers are going to hand out their test's result. 3. The manager of the company was such an intellectual man. His professional manner makes me admire. 4. I can't understand why you always look up to that neighbor. He just a normal man. 5. The English...
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Mọi người giúp em với ạ, em đang cần gấp, em cảm ơn trước ạ Who - Whom - Whose Combine the sentences 1. There are 3 nurses here. They are trying to save the patients. 2. The students are really nerves - racking. The teachers are going to hand out their test's result. 3. The manager of the company was such an intellectual man. His professional manner makes me admire. 4. I can't understand why you always look up to that neighbor. He just a normal man. 5. The English teacher is going to go aboard. I need to say goodbye to him. 6. The toodles are being punished. They stole the biscuits on the fridge. 7. We were texting the owner of that shop. I had bought 3 items from him. 8. The books are torn apart. Its content is quite good. 9. The movie director was so busy. He had to take charge of a lot of responsibilities. 10. The refugees try to go to the other countries. Their homes are lost. 11. I do not know that singer. I saw her on television last night. 12. Don't call that stranger. His voice. 13. The neighbors are cutting plants. Their flowers give off such good smell. 14. They are filming the tiger. I have never seen it before. 15. The writer is so prolific. She has written 3 books this year.
1
24 tháng 12 2020

Who - Whom - Whose 

Combine the sentences 

1. There are 3 nurses here. They are trying to save the patients. 

There are 3 nurses who are trying to save the patients here. 

2. The students are really nerves - racking. The teachers are going to hand out their test's result. 

The students who were going to hand out their test's result by teachers are really nerves - racking.

3. The manager of the company was such an intellectual man. His professional manner makes me admire. 

The manager of the company was such an intellectual man whose professional manner makes me admire. 

4. I can't understand why you always look up to that neighbor. He just a normal man. 

I can't understand why you always look up to that neighbor who just a normal man. 

5. The English teacher is going to go aboard. I need to say goodbye to him. 

The English teacher to whom I need to say goodbye is going to go aboard.

6. The toodles are being punished. They stole the biscuits on the fridge. 

The toodles who stole the biscuits on the fridge are being punished.

7. We were texting the owner of that shop. I had bought 3 items from him. 

We who had bought 3 items from him were texting the owner of that shop.  

8. The books are torn apart. Its content is quite good. 

The books whose content is quite good are torn apart.

9. The movie director was so busy. He had to take charge of a lot of responsibilities. 

The movie director who had to take charge of a lot of responsibilities was so busy. 

10. The refugees try to go to the other countries. Their homes are lost.

 The refugees whose homes are lost try to go to the other countries.

11. I do not know that singer. I saw her on television last night.

I do not know that singer whom I saw on television last night.

13. The neighbors are cutting plants. Their flowers give off such good smell.

 The neighbors whose flowers give off such good smell are cutting plants.

14. They are filming the tiger. I have never seen it before.

They are filming the tiger which I have never seen before.

15. The writer is so prolific. She has written 3 books this year.

The writer who has written 3 books this year is so prolific.

Câu 1: A
Câu 2: B

Câu 3: D
Câu 4: A

Câu 5: C

Câu 6: B

Câu 7: A

Câu 9: B

 

III/ rewrite each of the sentences by using the adverb clauses of result "SO"

1. We decided to leave early because the party was boring

-> The party was boring so we decided to leave early.

2. She phoned the police because she saw she wanted man in a small coffee shop

-> She saw she wanted man in a small coffee shop so she phoned the police.

3. She walked slowly because her leg was injured

-> Her leg was injured so she walked slowly.

4. Mary looked happy because she has just got good marks

-> Mary has just got good marks so she looked happy.

26 tháng 12 2021

câu hỏi đâu bn ?

5 tháng 5 2022

bài đâu bn

18 tháng 2 2022

tk:

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