Một thửa ruộng hình chữ nhật có nửa chu vi là 189 m chiều rộng bằng 4/5 chiều dài tính diện tích của nửa thửa ruộng

Giải bất phương trình sau và biểu diễn tập nghiệm trên 4(x-2) > 12

cho (O:R) và dây AB=R√3, Ã là tiếp tuyến tại A của (O). SĐ góc xAB =?

buôn có bạn bán có phường là biểu hiện nội dung khái niệm nàoệm đạo đức nào

Gio mình làm câu 3,4 làm nhanh mình cho5sao luôn nhé

có hình đôi với hình này hông nhỉ 'v'''? tìm hộ nhé ! vẽ kon đậu mầm mập mạp nhee.. ><

a)chất nào có nhiệt độ nóng chảy cao nhất? b)chất nào có nhiệt độ nóng chảy thấp nhất?

. Choose the best answer A, B, C or D 7. He became …………………….when a journalist asked him questions about his private life. A. embarrass B. embarrassed C. embarrassing D. embarrassingly 8. …………………….do the buses run? – Every ten minutes. A. How B. How many C.How often D. What time 9. Cyclists must …………………….for pedestrians when they are cycling along the country lane. A. see off B. look out C. avoid D. observe 10. We will cut down on the use of natural gas because it is ……………… and harmful to the environment. A. plenty B. limited C. available D. abundant

Nấm có đặc điểm gì giống vi khuẩn?

I. Complete the directed speech sentences. 1. Mr. Smith said: “Where are you going on your vacation this year?  Mr. Smith asked 2. She said: “Did the mechanics finish repairing your car?”  She asked …………………………………………………………………………………………………………………………………………………… 3. She said: “Why has David been looking so miserable lately?”  She asked …………………………………………………………………………………………………………………………………………………… 4. I asked my friend: “Was anyone hurt in the car accident last month?”  He asked my friend ……………………………………………………………………………………………………………………………………… 5. She asked me: “How old are you now ?”  She asked me …………………………………………………………………………………………………………………………………………………… 6. He said to her: “Have you been to town today ?”  She asked her ……………………………………………………………………………………………………………………………………………………….. 7. John said: “How long does it take you to get to London, Mary?”  John asked Mary …………………………………………………………………………………………………………………………………… 8. The policeman asked the little girl: “What’s your name?”  The policeman asked the little girl 9. Mr. Green said to his secretary: “Who did you talk to a few minutes ago?”  Mr. Green asked his secretary 10. Paul said: “Can you swim, Mary?”  Paul asked Mary 11. He said: “Where can I find her in this town?”  He asked 12. She asked her son: “Do you know which is the cup you used ?”  She asked her son 13. Helen said: “What did you say, Jack ?”  Helen asked Jack 14. She said to him: “Why didn’t you get up early this morning ?”  She asked him 15. He said: “Will it rain tonight ?”  He asked 16. “Every weekend, the astronauts can have private video-conferences with their families on the Earth,” Dr. Nelson said. --> Dr. Nelson said