Thiếu nha

Cách 1:Chứng minh 2 cạnh bằng nhau

Cách 2:Chứng minh 2 góc bằng nhau

Cách 2:Chứng minh trong tam giác đó 2 trong 4 đường (đường cao, đường trung tuyến, đường trung trục, đường phân giác) trùng nhau thì tam giác đó là tam giác cân

a:So, what should we talk about today?

b:Let me see.What about The Imperial Academy?

a:It is a good idea.um.you first,c

c.ok. Long ago, in the year 1070 there were no universities in Vietnam. So in 1076, emperor Ly Nhan Tong decided to build 1:It is considered the first university in vietnam. The university was a great success and thousands of Vietnamese scholars gradueted from this university.

d:me!Me!There are Van Mieu Gate, Gate of great success, and Khue Van Pavilion, and there are 5 courtyards.

a:As far as i know :The third courtyard consists of Thien Quang tinh Well and the doctors' stone tablets.The next courtyard is the Temple of Literature. it also contains offices, gifts shops, and a small museums. The buildings in the last courtyard were nearly rebuilt.

b:Great.Do you know Chu Van An? He as born in 1292, in Thanh Tri District, Hanoi. He passed the royal examanation. He became a teacher at the Imperial Academy. For the rest of his life, Chu Van An continues his teaching career and wrote boooks. He died in 1370.

d:And in mordern time ,it continues to grow and receive recognotion. In 2003, four statues (Chu Van An, Ly Thanh Tong, Le Thanh Tong, Ly Nhan Tong) were built. In 2010, the 82 doctors' stone tablets were recognised bu UNESCO

c:That's so cool, shall we go to The Imperial Academy next week

a,b,d:Of course!

       The world is currently very developed, which means that science and technology are very developing,they play an important part in our life now .They have a lot of benefits, I agree. Because they are so useful. They work remotely, even when you're in another part of the world. You can communicate verbally, video, audio and exchange other media. All websites, applications and software have been created to help users socialize. Social media, texting, texting, laptops, tablets, and cell phones mean no one needs to feel isolated in the digital world. Users can be regularly updated with news about local events and social developments. We can also learn through technology. Anyone with access to the internet today can access a huge amount of the world's knowledge through the web. Alternatively, lessons and courses can now be offered virtually online. Online social media or playing computer and mobile games is becoming more and more popular. Traditional media also developed, as television and broadcasting were digitized along with radio. It has many benefits, but it also has disadvantages. Nowadays, there are a lot of young people who are interacting too much with internet devices, and can easily watch bad programs, programs like those are not good for them. However,science and technology have a lot of advantages, are important parts of our life

36. “I am preparing for my coming exam now.” said my daughter.

_My daughter said that she was preparing for her coming exam________

37. His father is going to repair the bike for him soon.

__He is going to have his bike repaired__by his father____

38. I’ve never talked to a more interesting person than him.

___He 's the most interesting person I have ever talked to_________

III. Read the following passage, and answer the questions that follow

Thomas Alva Edison was born in Ohio in 1847. As a child, he received less than a year of formal schooling, but was educated at home. His parents allowed him to set up a laboratory in their basement and his mother gave him books about chemistry and electronics. Edison credits his mother as being ‘the making’ of him.

In 1878, Thomas Edison began serious research into developing a practical incandescent lamp and on October 14, 1878, Edison filed his first patent application for "Improvement In Electric Lights". In 1879 he created a successful incandescent light bulb. This was his hardest project – from 1877 to 1880, Edison and his assistants tried around 3000 experiments to perfect their light bulb design. By the end of 1880, Edison had produced a bulb that lasted 1500 hours. This discovery marked the beginning of commercially manufactured light bulbs and in 1880, Thomas Edison’s company, Edison Electric Light Company began marketing its new product.

21. When was Edison born?

    A. in 1878

    B. in 1847

    C. in 1877

    D. in 1500

22. Where was Edison’s laboratory?

    A. at his school

    B. in a company

    C. in the city

    D. in their basement

23. How many hours did the 1880 bulb last?

    A. 3000

    B. 1500

    C. 1880

    D. 1878

24. What does the word “its” in the last sentence refer to?

    A. Thomas Edison’s company

    B. Thomas Edison’s patent

    C. Thomas Edison’s invention

    D. Thomas Edison’s discovery

25. What is the main idea of the passage?

    A. A brief history of the light bulb

    B. The early life of Thomas Edison

    C. Family of Thomas Edison

    D. Thomas Edison’s company

5. The man said that he __________ from Bulgari.

    A. come

    B. came

    C. is coming

    D. had come

6. Marie Curie, Polish-born French physicist, was famous __________ her work on radioactivity.

    A. for

    B. with

    C. on

    D. at

7. If I watch weather forecast regularly, I __________ when the storm strikes the city.

    A. will know

    B. know

    C. did know

    D. knew

8. Some people believe that aliens are just __________ creatures.

    A. imagine

    B. imagining

    C. imaginative

    D. imaginary

9. The students __________ for an exam at this time next week.

    A. are sitting

    B. will be sitting

    C. will sit

    D. are going to sit

10. This is the first time I __________ seafood.

    A. try

    B. tried

    C. have tried

    D. am trying

11. What is the most well-known __________ invention in the 19th century?

    A. scientist

    B. scientific

    C. science

    D. scientifically

12. People had __________ into a temporary shelter after the mud slide.

    A. move

    B. to move

    C. moving

    D. moved

13. The children are looking forward __________ the parade.

    A. to see

    B. seeing

    C. to seeing

    D. seen

14. This ancient cathedral __________ by two archeologists in 1988.

    A. discovered

    B. is discovered

    C. had discovered

    D. was discovered

15. We try __________ in touch with our neighbor after moving our house.

    A. to keep

    B. to come

    C. to take

    D. to have

16. Bobby asked me __________ I liked collecting stamps.

    A. as

    B. though

    C. whether

    D. what

17. Before he did his homework, he __________ a TV show.

    A. watches

    B. had watched

    C. watched

    D. is watching

18. Playing badminton __________ so interesting that we play it three times a week.

    A. are

    B. be

    C. is

    D. has been

19. We would take part in the competition if the prize __________ bigger.

    A. were

    B. is

    C. had been

    D. was

20. A __________ guide is a person employed to show tourists around places of interest.

    A. tourist

    B. touring

    C. tour

    D. tourism

    Thien Mu Pagoda, also known as Linh Mu Pagoda, is an ancient temple located in Hue. A symbol associated with the image of Thien Mu pagoda is Phuoc Duyen tower. Thien Mu Pagoda has long been a popular tourist destination for spirituality in Hue. This temple not only has a beautiful ancient architecture but also attracts the mysterious stories behind it. Compared with temples in Hue, Thien Mu Pagoda was built with the bold ancient architecture of the ancient capital. If you look down from above you will see the temple has a shape like a turtle. Around this ancient temple is surrounded by stone formwork. The front overlooking the poetic and peaceful Perfume River, above, you can see the beauty and mystery of Thien Mu Pagoda, if you want, in the future you can visit the wonderful temple. 

     Thien Mu Pagoda, also known as Linh Mu Pagoda, is an ancient temple located in Hue. A symbol associated with the image of Thien Mu pagoda is Phuoc Duyen tower. Thien Mu Pagoda has long been a popular tourist destination for spirituality in Hue. This temple not only has a beautiful ancient architecture but also attracts the mysterious stories behind it. Compared with temples in Hue, Thien Mu Pagoda was built with the bold ancient architecture of the ancient capital. If you look down from above you will see the temple has a shape like a turtle. Around this ancient temple is surrounded by stone formwork. The front overlooking the poetic and peaceful Perfume River, above, you can see the beauty and mystery of Thien Mu Pagoda, if you want, in the future you can visit the wonderful temple

    Thien Mu Pagoda, also known as Linh Mu Pagoda, is an ancient temple located in Hue. A symbol associated with the image of Thien Mu pagoda is Phuoc Duyen tower. Thien Mu Pagoda has long been a popular tourist destination for spirituality in Hue. This temple not only has a beautiful ancient architecture but also attracts the mysterious stories behind it. Compared with temples in Hue, Thien Mu Pagoda was built with the bold ancient architecture of the ancient capital. If you look down from above you will see the temple has a shape like a turtle. Around this ancient temple is surrounded by stone formwork. The front overlooking the poetic and peaceful Perfume River, above, you can see the beauty and mystery of Thien Mu Pagoda, if you want, in the future you can visit this wonderful temple