Một mảnh đất hình chữ nhật có diện tích 2020 m². Nếu tăng chiều dài thêm 50% và giảm chiều rộng đi 20% thì diện tích mới = bao nhiêu ha ?

Giải giúp mình bài 1 mình đang cần gấp nha mọi ng!!! Cảm ơn mọi ng nhiềuu

vận tốc của hiếc máy ba là 720 km / giờ hỏi vận tốc của chiếc máy bay là bao nhiều phút / giây ( ghi đáp án luôn ạ )

I. Find the word which has a different sound in the part underlined.1. A. prize B. excite C. design D. capital2. A. cold B. photo C. continent D. poster3. A. favourite B. slight C. fine D. high4. A. thing B. fatherC. healthyD. three5.A. fear B. nearC. reallyD. wearII. Choose the best answer A, B, C or D to complete the sentence. 6. Manchester is famous ............... its football team.A. in B. with C. for D. as7. Oxford University was built............ the 12thcentury.A. in B. of C. at D. on8. The Golden Gate Bridge is San Francisco’s most famous ..............A. building B. monument C. palace D. landmark9. Breda goes jogging every morning to keep.....................A. exercise B. trainedC. fitD. health10. ............. a nice day! Shall we go swimming?A.How B. When C. What D. Which11. Last weekend, my friends and I ................... a football match.A.watchB.watchingC.watchedD.watches12. ......... do you live in? –Asia.A. Where B. What country C. What continent D. What city 213. The ............... is a mythical creature with the head of a lion and the body of a fish.A. Komodo Dragon B. Red Kangaroo C. Phoenix D. Merlion14. I really love living in Ha Noi............ there are so many places to visit that are nearby.A. but B. so C. because D. although15. Whatis the capital of Korea? -.............A. Amsterdam B. SeoulC. BeijingD. Sydney16. Have you ever ............. to London?A. be B. being C. been D. gone17. People in Tokyo are verypolite ............... friendly.A. or B. and C. but D. so18. Do you know ............ drink in Viet Nam?A. popular B. more popularC.more and more popular D. the most popular19. The Eiffel Tower is the most ................. landmark in the world.A. visit B. visiting C. visited D. to visit20. We often go swimming.............Sunday morning.A. inB.onC.atD. fo

Trình bày cấu tạo và chức năng của xương dài?

Nhận xét về triều nguyễn bắt trương định phải bãi binh

Giúp em giải bài này với ạ 9g40 em nộp rồi huhu

Hai cạnh góc vuông của một tam giác vuông có độ dài lần lượt bằng 3cm và 4cm.Độ dài cạnh huyền của tam giác đó bằng

chỉ giúp mình đề 3 thôi nhé~!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

I. Complete the sentences with “since” or “for”. 1. She has been away …………….a year. 2. Please hurry up! We have been waiting ……….an hour. 3. We have known each other ………..2000. 4. They haven’t had any rain ………..very long time 5. That building has been there………..the 19 th century. 6. I’ve known them ……….many years. 7. My sister has been a student…………two years. 8. I haven’t seen Linh…………….my birthday party. 9. He has collected stamps…………5years. 10. My brother has worked for a company called FPT……….he graduated from university. II. Choose the best answer (A,B,C or D). 1. The Eiffel Tower is the most_______landmark in the world. A.visit B. visiting C. visited D. to visit 2. When we were in Stockholm, we had coffee and cakes______a coffee shop____the old town. A.on-on B. at-at C. in-in D. on-at 3. This is the first time that I____________ a 3D film. A.watch B. watched C. watches D. have watched 4. I_________Hue four times in all. A. visit B. visited C. visiting D. have visited 5. The red double-decker bus is London’s famous _______. A. sign B. signal C. simbol D. logo 6. Which_____is France in?-Europe. A. country B. continent C. city D. area III. Coplete the sentences with the appropriate verb form. 1. I ………………………..(do) all the housework. The flat is really clean now. 2. He ………………………(write) a novel for two years, but he …………………… (not/finish) it yet. 3. My brother …………….(leave) home 10 years ago. I ………………………(never/ meet) him again since then. 4. I like your car. How long ……………………………..(you/have) it? 5. What …………………………(you/do) last weekend? ……………………...(you/ play) golf? 6. Mai …………………….(buy) a new dress last week, but she ……………………. (not/wear) it yet. 7. Mr. Quang ………….…………(teach) math in this school since he …………….. (graduate) from the university in 1990. 8. ………………………………..(you/hear)) of Agatha Christie? She ……………… (be) a novels writer. …………………………(you/read) any of them? 9. When I ………………..(get) home last night, I …………..(be) very tired, and I …………………….(go) straight to bed. 10. Daniel………………….(earn) some money last week. But I’m afraid he ……… ………………………(already/spend) it all.