Đáp án:
CHÚC BẠN HỌC TỐT
Giải thích các bước giải:
Trọng lượng là lực hút của Trái Đất
Trọng lực có phương thẳng đứng và có chiều hướng về Trái Đất
cho mình hỏi tia Oy nằm giữa 2 tia Ox và Oz thì liên quan gì đến góc xOy + góc yOz = góc xOz ạ giải thích chỗ tia Oy nằm giữa 2 tia Ox và Oz thì liên quan gì đến góc xOy + góc yOz = góc xOz ạ này giúp mình với xong mình vote 5 sao cảm ơn nhiều ạ giúp mình với
Giải thích vì sao người nhóm máu O truyền máu cho người nhóm máu A thành công nhưng ngược lại thì thất bại? Câu 7. Hãy nêu khái niệm phản xạ, cung phản xạ? Câu 8.Vì sao tim hoạt động suốt đời không mệt mỏi? Câu 9.Hoạt động hô hấp của cơ thể gồm những giai đoạn nào? Nêu nguyên tắc trao đổi khí ở tế bào và phổi? Câu 10: Nêu cấu tạo và chức năng các thành phần tạo nên xương dài?Xương có tính chất mềm dẻo và cứng chắc là do đâu?
Kể 5 bài ca dao về truyền thống yêu nước ?
help mk sắp phải nộp ai làm đúng mk cho ctlhn Complete the second sentence so that it has the similar meaning to the first one. 59 Let's visit the museum this afternoon. ->Why don't ? 60 Has anyone asked you for your opinions? -> Nam said that 61 I had a dog once, but I don’t have anymore. -> I 62 "Eat more and more vegetables", the doctor said to me -> The doctor told 63 To live on your salary must be hard -> It 64 Tom is the best player in the team -> No one in the team 65 It’s interesting to read this book -> This book 66 I spend half an hour traveling to work by motorbike everyday -> It takes 67 Peter said he wasn’t feeling well then -> Peter said “I 68 A boy was injured in the accident, he is now in the hospital. -> The boy
Ex 1. Read the text and answer the questions (1.0 pt) Modern traffic lights are an American invention. Red-green systems were installed in Cleveland in 1914. Three-color signals were installed in New York in 1918. They used to be operated by hand from a tower in the middle of the street. The first lights of this type appeared in London, on the junction between St.James Street and Piccadilly, in 1925. Automatic signals were installed a year later. In the past, traffic lights used to be very special. In New york, some lights used to have a statue on top. In Los Angeles, the lights did not just change silently, but would ring bells to wake the sleeping motorists of the 1930s. These are gone and have been replaced by modern systems that are seen everywhere now. 1. When were red-green systems installed? …………………………………………………………………………………… 2. What were installed a year later? …………………………………………………………………………………….. 3. Did the lights in Los Angeles change silently? …………………………………………………………………………………… 4. Where should you cross the street? ……………………………………………………………………………………
Tính diện tích xung quanh của hình lập phương có cạnh là 12cm
I. Find one word that has different pronunciation from others. 1. A. books B. pencils C. rulers D. bags 2. A. read B. teacher C. eat D. ahead 3. A. tenth B. math C. brother D. theater 4. A. has B. name C. family D. lamp 5. A. when B. who C. why D. where III. Match. 1. What happened in the story? a. Because I’d like to write stories for children. 2. Why would you like to be a writer? b. He’d like to be a teacher. 3. Don’t touch the stove! c. Because you may get a burn. 4. Who is the main character in this story? d. First, the prince visited the castle and he met a beautiful princess. 5. What would he like to be in the future? e. It is Doreamon. Answer: 1 - 2 - 3 - 4 - 5 - IV. Rearrange these sentences. 1. fly/ because/ be/ would like/ Minh/ pilot/ to/ planes./ like/ he’d/ a/ to ______________________________________________________________ 2. should/ Mr. Tuan/ a/ take /rest/. ______________________________________________________________ 3. folk tales/ I/ because/ love/ each of them/ me/ gives/ in life./ a lesson ______________________________________________________________ 4. to/ often/ I/ cinema / my/ the/ free/ go/ time./ in ______________________________________________________________ 5. had/ Quan/ to/ the/ headache/ doctor/ because/ went/ he/ a/. ______________________________________________________________ V. Read and answer. My name is Hoang Anh. In my free time, I often go camping with my family. The camp is in the forest near Ba Na Hills. We go there by car in the morning. My father likes fishing in the stream. My mother likes cooking barbecue for us. My brother and I usually play hike-and-seek. It’s so fun. We return home late in the evening. We enjoy camping very much. 1. What’s her name? ______________________________________________________________ 2. What does she do in her free time? ______________________________________________________________ 3. What does her father like doing? ______________________________________________________________ 4. What does her mother like doing? ______________________________________________________________ 5. When do they return home? ______________________________________________________________ 6. Do they love camping? ______________________________________________________________ VI. Look at the pictures. Read and write one word for each gap. There is one example. example: She has a stomach ache. 1. He has a _______________. 2. She has a ______________ throat. 3. He should see the ________________. 4. She shouldn’t eat a lot of __________. VII. Write about their family and what they do in their free time. My name is ______________. There are four people in my family. I usually _____________________ in my free time. My mother is a/ an _____________, and she usually __________________________ in her free time. My father is a/an _________________. He often __________________ in his free time. My brother/ sister usually ___________________________. VIII Fill in the blank with the words in the box. Translate the story in Vietnamese (Điền những từ trong hộp vào chỗ trống. Dịch truyện sang tiếng Việt) got married First cruel ordered fell in love(phải lòng) Once upon the time, there was a beautiful girl named Tam. She lived with her father ,her step-mother and her sister,Cam in a small village.______, Tam’s father died. Her step-mother _______ her to do much housework. Tam was very upset. Cam was as ________ as her mother. She often made Tam be punished the mother. Then, one day, Tam met a King with the help of a fairy. The King _________ with her and he took her to his castle. Next, Cam and her mother found different ways to make Tam died but they failed terribly. In the end, Tam _________ to the King and lived happily ever after.
I. 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. A. wireless B. fridge C. hi-tech D. appliance 2. A. watched B. dropped C. washed D. traveled 3. A. space B. draw C. automatic D. more II.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 the position of primary stress in each of the following questions. 4.A. automatic B. machine C. appliance D. fantastic 5.A. cottage B. dishwasher C. bathroom D. surrounded 6.A. modern B. energy C. location D. friendly III.Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part that needs correction. 7. My father worked in this factory since he left high school. A B C D 8. I hope I will have a modern house with robots, an automatic washing machine and A B C dishwasher on the mountains. D 9. A wireless TV can helps us watch TV programmes from space. A B C D 10. I think a motorhome will be one of the more convenient houses in the future. A B C D IV.Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions. 11. In the future, we’ll live in a hi-tech house on ________. A. moon B. a moon C. an moon D. the moon 12. Hi- tech robots can look ________ the elderly and children so we won’t be worried when going away. A. for B. at C. into D. after 13.Every day, Mr. Tuan________in the fields from 6 am to 4 pm. A.worked B. works C. is working D. work 14. We will use a _________ to wash all the dishes and containers after meal. A. dishwasher B. washing machine C. wireless TV D. fridge 15. There will ________ 20 rooms in my future house. A. have B. be C. is D. are 16. Look! The boy _________ the tree. It’s so dangerous. A. is climbing B. climbs C. climbed D. has climbed 17. A trip to Mars sounds amazing, ________ I would not like to live there. A. but B.so C. and D. because 18. A ____________ is a very tall building in a city. A. palace B. houseboat C. skyscraper D. motorhome 19. I’m afraid of water because I __________ swim. A. can’t B. may C. couldn’t D. must 20. _________ will you travel next year? ~ We might go to Egypt, but we’re not sure yet. A. What B. Who C. When D. Where
Sau khi bớt ở phân số thứ nhất đi 1/5 thì tổng hai phân số là 7/9. Tính tổng hai phân số ban đầu
Viết một đoạn văn khoảng 10 câu,nêu cảm nhận của em về nhân vật Lượm trong bài thơ Lượm.Trong đoạn có sử dụng 1 câu văn so sánh về cụm danh từ gạch chân chỉ rõ. Không chép mạng,mình cảm ơn
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