axit tác dụng với nước tạo ra dung dịch axit gì
ctrl m là gì ví dụ :ctrl c=ctrl copy
C. Reading I. Read the passage below and decide whether the statements are TRUE or FALSE? My name is Alice. I’m going to visit the Great Wall of China this summer. It is known across the world for its uniqueness, great length, and historical value. It is also considered to be one of the seven wonders of the world. The Great Wall of China consists of a series of walls built by Chinese in many years. In 1987, UNESCO listed the site as a UNESCO World Heritage site. Every year, a lot of tourists visit the Great Wall of China. I can’t wait to see the wall. I’ll take a lot of pictures and buy some souvenirs for my friends and relatives. T F 1. Alice is visiting the Great Wall of China next year. 2. The Great Wall of China is one of the Seven wonders of the world. 3. It’s UNESCO World Heritage site in 1987. 4. Every year, a few tourists visit the Great Wall of China. 5. Alice will buy some postcards for her friends. II. Choose the letter A, B, C or D to complete the passage below Let’s ........(1) at this picture. It’s the Great Pyramid of Giza. It ........ (1) a symbol of Egypt and the last of the ancient Seven Wonders of the World. It is located on the Giza, near the modern city of Cairo. It is ........ (3) and the oldest one among the three pyramids of the Giza Pyramid Complex. Scientists believe that this pyramid was built ........ (4) a period of 10 to 20 years. For over 3,800 years, the Great Pyramid of Giza stood tall as the world’s tallest structure. In the pyramid, there is the ........ (4) of Khufu, the Fourth Dynasty Egyptian pharaoh. 1. A. to look B. look C. look D. looking 2. A. are B. were C. have been D. is 3. A. the biggest B. bigger than C. the bigger D. more big 4. A. in B. on C. over D. at 5. A. tomb B. cave C. finger D. compass III. Choose the letter A, B, C or D to answer these following questions Machu Picchu is one of the seven wonders of the world. It is located in the Cusco Region of Machupicchu District, Peru. The Inca emperor Pachacuti built Machu Picchu as an estate around the year 1450. In the beginning, the site developed as a city. But then it was abandoned a century during the Spanish Conquest. The American explorer Hiram Bingham discovered it in 1911. Machu Picchu is a great representation of the Incan way of life. It attracts explorers all over the world every year. 1. Where is Machu Picchu? A. Myanmar B. Peru C. Cusco D. Pachacuti 2. When was Machu Picchu built? A. 1450 B. 1800 C. 1911 D. 2000 3. Did it first develop as a city? A. Yes it is B. Yes, it was C. No, it isn’t D. No, it was 4. Who discovered it in 1911? A. Buckingham B. Armstrong C. Galileo D. Hiram Bingham 5. Is Machu Picchu is a great representation of the Incan way of life? A. No, it not B. Yes, it was C. No, it isn’t D. Yes, it is D. Writing I. Choose the letter A, B, C or D to complete the sentences with given words 1. Can/ you/ list/ name/ all/ World’s Heritages? A. Can you list the name of all World’s Heritages? B. Can you list the name all the World’s Heritages? C. Can you list name of all the World’s Heritages? D. Can you list the name of all the World’s Heritages? 2. I/ call/ the/ travel agents/ now. A. I’m calling the travel agent now. B. I calling the travel agent now. C. I call the travel agent now. D. I’m call the travel agent now. 3. I/ ask/ Lan/ if/ the/ Great Barrier Reef/ be/ World Heritage Site. A. I ask Lan if the Great Barrier Reef was a World Heritage Site. B. I ask Lan if the Great Barrier Reef was World Heritage Site. C. I asked Lan if the Great Barrier Reef was World Heritage Site. D. I asked Lan if the Great Barrier Reef was a World Heritage Site. 4. I/ have never/ be/ more beautiful/ a waterfall/ before. A. I am have never a more beautiful waterfall before. B. I have never been to a more beautiful waterfall before. C. I have never be to a more beautiful waterfall before. D. I have never been a more beautiful waterfall before. 5. Is/ Nile/ longest/ river/ world? A. Is the Nile the longest river in world? B. Is Nile the longest river in the world? C. Is the Nile longest river in the world? D. Is the Nile the longest river in the world
Giúp mình với ạ, mình cảm ơn nhiều
Tính giá trị biểu thức A=x^2+xy-x+2019 biết x+y=1
1 xe máy đi từ PY xuống HN với vận tốc 35 km/giờ. Cùng lúc đó 1 ô tô đi từ Tp. Thái Nguyên cách PY 30km đuổi theo với vận tốc 50 km/giờ. Hỏi sau bao lâu ô tô đuổi kịp xe máy Làm giúp mình nhanh với ak
They are not careful. Therefore, they make a lot of mistakes -> If
em hãy lập 1 đoạn văn tả con chó (lưu ý là chỉ 1 ng trả lời thôi)
quá trình đúc tượng đồng xảy ra quá trình chuyển thể nào của đồng? trl giúp mik vs mai mik thi rồi
Em có nhận xét gì về việc tuyển quan lại qua thi cử. Theo em giáo dục sẽ có tác động như Thế nào với đất nước ta hiện nay
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