Câu 6: Trên cùng một nữa mặt phẳng bờ chứa tia Ox, vẽ tia Ot ,Oy sao cho xOt = 60 độ , xOy =120 độ . a) Tia Ot có nằm giữa hai tia Ox và Oy không? b)so sánh góc toy và góc xot Mình đang cần gấp giúp mình sẽ like thật nhiều cả cho sao

1. How many ___________ took part in the 22 nd SEA Games? A. competitors B. competitive C. competes D. competitions 2. Boys often enjoy doing things in a ___________ way. A. create B. creative C. creativity D. creatively 3. The problem of ________ among young people is hard to solve. A. employment B. employee C. employers D. unemployment 4. The children ___________ high grade at school. A. achieve B. achievement C. achievable D. achieving 5. She was the first in her family to enjoy the privilege of a university ________. A. educated B. educational C. educating D. education 6. Buckingham Palace is a major tourist ________ in London. A. attract B. attraction C. attractive D. attractiveness 7. Some species of rare animals are in ________ of extinction. A. danger B. dangerous C. dangerously D. endanger 8. Electronic music is a kind of music in which sounds are produced ________. A. electron B. electric C. electronic D. electronically 9. Are you sure that boys are more _______ than girls? A. act B. active C. action D. activity 10. These quick and easy _______ can be effective in the short term, but they have a cost. A. solve B. solvable C. solutions D. solvability 11. Housework is ________ shared between them. A. equally B. equal C. equality D. equalizing 12. Don’t forget to say goodbye to the ___________ before leaving the office. A. interviewer B. interviewing C. interviewee D. interview 13. Vietnamese athletes performed_______ and won a lot of gold medals. A. excellent B. excellently C. excellence D. excel 14. What main activities are carrying out research on medical _______ and improving international health care? A. develop B. developing C. development D. develops 15. The panda’s __________ habitat is the bamboo forest. A. nature B. natural C. naturally D. natured 16. To Americans, it is impolite to ask someone about age, ________and salary. A. marry B. married C. marriage D. marrying 17. Life here is very _____. A. peaceful B. peacefully C. peace D. peacefulness 18. Farmers can enrich the soil by using ______. A. fertile B. fertility C. fertilize D. fertilizer 19. Nowadays, chemicals are ______ into some fruits to reduce decay. A. injection B. injecting C. inject D. injected 20. What’s your _______? – I’m Vietnamese. A. nation B. national C. nationality D. international

Giải giúp em với ạ. Mn ơi giúp em với

Viết một đoạn văn 10 – 12 câu chứng minh vẻ đẹp của đất nước và con người Việt Nam trong đại dịch Corona.

My dress cost half ______ your jeans. A. less than B. as much as C. so much as D. much as STRESS A. confuse B. pollute C. follow D. remove

Tách và tinh chế a)Trong muối NaCl có lẫn NaBr,Nal Trình bày phương pháp hóa học để thu được muối NaCl khiết b) Tinh chế clo từ hỗn hợp khí O, và Cl, c) Tinh chế brom từ hỗn hợp clo và brom

làm giúp minh bài 2 với xin cảm ơn

Exercise 3: Fill in the blanks with the Past Simple of the verbs in brackets. 1. Lan _____________ (be) a student at Duc Giang primary school. 2. My father _____________ (go) home late last night. 3. What your mother __________(do) yesterday morning? – She ______(clean) the house. 4. The children _____________ (eat) pizza at lunch. 5. Lisa __________ (not send) a letter to me last week. 6. You _____________ (visit) your grandmother yesterday? – Yes, I did. 7. _____________ she (be) at school library? – No, she wasn’t. 8. When we _____________ (be) 10, we _____________ (do) judo every afternoon. 9. Mina _____________ (not take) photos during a trip in Seoul. 10. Last month, my school _____________ (lose) the basketball match with Ly Thuong Kiet High school. Exercise 4: Put the correct form of the verbs play, do, go, like, score in the blanks. 1. Do you like __________ karate at the sport club? 2. When Sam was young, he __________ chess with his sister. 3. Charlie __________ two goals for our team in the football match last Sunday. 4. Did she __________ shopping with her mother? 5. Adele __________ eating bananas and apples.

x ngũ 2 /x ngũ 2 - 4x + 6 / 6- 3x + 1 x +2

một kho chứa 4500 kg thóc. người ta dùng 5% để ủng hộ người nghèo, 10% số thóc còn lại dùng làm quỹ khuyến học . tỉ số phần trăm của số thóc đã dùng so với số thóc lúc đầu có trong kho là bao nhiêu ?