Cho tam giác ABC cân ở A. Trên cạnh AB lấy điểm M, trên tia đối tia CA lấy điểm N sao cho BM = CN. Gọi K là trung điểm MN. Chứng minh ba điểm B, K, C thẳng hàng

PART B. LANGUAGE FOCUS. I. Choose the best answer A, B, C or D to complete the sentences. 1. These dishes are so ……. A. noisy B. delicious C. convenient D. polluted 2. If I study harder, I ……the final exam. A. will pass B. passed C. pass D. am passing 3. We should use reusable water bottles …… of plastic ones. A. because B. instead C. despite D. however 4. One of the bad things about …… is that it can make fish die. A. noise pollution C. soil pollution B. water pollution D. air pollution 5. My house is …… the drug store and the restaurant. A. on B. before C. in front of D. between 6. I have visited Oxford University ……1999. A. since B. for C. in D. on 7. We can play a ……of volleyball or badminton at break time. A. sport B. match C. game D. activity 8. The weatherman said that it was not very good. It …… rain this afternoon. A. should B. might C. must D. has to 9. In 2030, robots will be able to ………….. many things like humans. A. doing B. did C. done D. do 10. The Great Wall is ……………….. any walls in the world. A. longest B. longer than C. more longer D. the longest II. Supply the correct tense or form of the verb in parentheses: 1. Viet is very creative. His paintings (be) ………………… very beautiful. 2. When I was young, my father (teach) …………….. me how to become a good person. 3. They (be) ………………… angry if she (make) …………… any more mistakes. 4. Shh! The baby (sleep) …………………….. . 5. He always dreams of (build) ………………….. the most modern house. PART C. READING. I. Read and use the words in the box to complete the passage. flowers attractions lakes visit tourists Da Lat is a popular tourist destination in the south of Viet Nam. It has many interesting landmarks like mountains, (1) ……………, waterfalls, flower gardens, and Bao Dai’s Palace. It is easy for (2) …………… to do the sightseeing there because some top (3) …………... are in the city. Xuan Huong Lake lies in the city center. You can admire the beauty of different kinds of (4) …………… in Da Lat Flower Park. The best time to (5) …………… this park is in December when the Flower Festival is held. II. Choose the correct word A, B, C or D for each gap to complete the following passage: Before you travel to the US, you must find out what documents you need. British people do not (1)____________ to get a visa, but there are different rules for (2)____________ nationalities. for example, you don’t need to show that you have enough money (3)_________ you. But there is one rule you can be sure about: everyone has to show their passport. The roads in New York are very busy, but don’t worry, you can get around cheaply and easily by subway. Remember that you are not allowed to smoke (4)___________ public transport or in shops. And don’t forget that you must tip taxi drivers and waiters. New York is not the most dangerous city in the US, but you really shouldn’t walk along empty streets at night. And it is (5)___________ to travel around in groups. 1. A. ought B. have C. should D. used 2. A. other B. many C. different D. some 3. A. on B. in C. of D. with 4. A. in B. on C. at D. by 5. A. safer B. safe C. safest D. more safe III. Read the passage and answer the questions: My name is Hung. I always dream of my future house. It will be on the ocean. It will be surrounded by tall trees and blue sea. There will be a swimming pool in front and a large flower garden behind the house. There will be a helicopter on the roof so that I can fly to school. I want to have some robots in my future house. They will help me do my housework, such as: cleaning the floors, cooking meals, washing clothes and feeding my pets. A. True (T) or False (F)? Tick the boxes. Statements T F 1. Hung writes about the house he is living now. 2. He wants to fly to school. B. Answer the questions 1. Where will Hung’s future house be? ……………………………………………………………………………………………….. 2. Will this future house be surrounded by tall trees and blue sea? ……………………………………………………………………………………………….. 3. What can robots help the owner do? ……………………………………………………………………………………………….. PART D. WRITING. I. Rearrange the sentences using the following words. 1. with/ breakfast/ bread/ and/ I/ have/ some milk. ……………………………………………………………………………………………….. 2. should/ to/ We/ the movie theater/ go/ relax./ to ……………………………………………………………………………………………….. 3. If/cold, / it/ is/ my mother/ early./ home/ come back/ will ……………………………………………………………………………………………… 4. Did/ yesterday? / buy/ any/ you/ milk ……………………………………………………………………………………………….. 5. is/ She/ not/a teacher. ……………………………………………………………………………………………….. _THE END_

Một bồn hoa hình tròn có đường kính 2,4m. Ở giữa bồn hoa, người ta dành 10% đất để làm vòi phun nước. Tính diện tích đất còn lại để trồng hoa .

ae ơi giúp mình vs xong mình vote cho 5* tại mình đang gấp

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Tìm số bị chia , biết số chia là 7 thương là số lớn nhất có 3 chữ số đều chẵn và số dư lớn nhất có thể

Cho góc nhọn xOy và M là 1 điểm thuộc tia phân giác của góc xOy.Kẻ MA vuông góc với Ox ,MB vuông góc với Oy a) Chứng minh: tam giác AOM = tam giác BOM b)tam giác OAB là tam giác gì? c)chứng minh AB vuông góc OM ↑

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tìm 2 số chẵn có tổng bằng 2006 và giữa chúng có 4 số chẵn