25. Williams always _______ breakfast with bread, egg and milk before coming to school. A. has B. plays C. studies D. does 26. Nick and Rosy usually help their mom _______ the chores at the weekend. A. study B. do C. playing D. have 27. He often _______ English vocabulary every morning. A. doing B. having C. studies D. plays 28. Phong _______ basketball with his younger brother three times a week. A. does B. has C. plays D. study 29. Emily sometimes _______ a chat with her pen friend in England. A. does B. has C. studies D. plays 30. Jane is _______ History at the moment to prepare for the final exam. A. studying B. doing C. playing D. has 31. You must _______ her report carefully before making a decision. A. do B. study C. play D. have 32. I can sing but I can't _______ the flute. A. play B. do C. study D. have 33. How is your first week _________ school? A. on B. at C. for D. to 34. My brother often helps me_________ my homework. A. at B. about C. for D. with 35. Megan is_________ badminton with her friends in the schoolyard. A. having B. studying C. playing D. doing 36. The villa is_________ by pine trees. A. surrounded B. built C. covered D. grounded 37. We do_________ in the gym every afternoon. A. table tennis B. football C. judo D. homework 38. _________ does Jane have science? ~ On Monday and Friday. A. Where B. What C. When D. What time 39. Nowadays, students often use_________ in mathematics lessons. A. rubbers B . calculators C. pencils D. dictionaries 40. My cousin goes to a_________ school, so she only comes home at weekends. A. boarding B. private C. public D. international 41. You look really_________ in your new uniform! A. excited B. smart C. healthy D. interesting 42. _________ your parents give you pocket money? A. Is B. Are C. Do D. Does 43. In many schools in Vietnam students have to wear a________. A. clothing B. suit C. uniform D. coat 44. Trung: "Why do you think most people learn English?” Phong: “________” A. All of them are B. I hear it is very good C. Because it's useful to them D. Because I like it 45. When my friend misses the lessons, I always________ him my notes. A. takes B. send C. borrow D. lend 46. That is the laboratory________ we do all our experiments. A. which B. where C. when D. that 47. - “How’s your class this year?” - “Great.________ forty-seven students, and they are good friends.” A. It's B. They're C. There's D. There're 48. It is necessary for students to listen to their teacher________. A. attentive B. attentively C. attention D. attending 49. Children will work hard if the lessons are________. A. nice B. pleasant C. disappointing D. interesting 50. I'm always nervous when I'm________ an exam. A. taking B. making C. working D. writing

KẾT QUẢ PHÉP TÍNH: 13.(-7)+(-7).7

Rút gọn biểu thức 4(x²+x)-x(x+5)+2-3x²

giúp e làm vs ai làm đúng e vote 5 sao

mik cần câu 3 và 4 thôi nha trl mik sẽ vote 5 sao

Kết cục cơ bản nhất của Chiến tranh thế giới thứ nhất là gì? A: Đức mất hết thuộc địa, Anh và Pháp mở rộng thuộc địa. B: Các nước đế quốc suy yếu, nhân loại bị thiệt hại nặng nề, phong trào cách mạng thế giới lên cao. C: Phe Liên Minh thất bại. D: Nước Mĩ giàu mạnh lên sau chiến tranh.

Choose the best answer to complete each of the following sentences. 1. I sometimes ________ to the cinema. A. go B. goes C. going D. to go 2. John ________much better now. A. feel B. feels C. feeling D. is feeling 3. I ________football every weekend. A. study B. have C. play D. do 4. She ________English at the moment. A. study B. is studying C. studies D. studying 5. She is ________hard for her A levels. A. having B. playing C. studying D. doing 6. I always ________a cooked breakfast. A. have B. do C. play D. study 7. She ________to be an architect. A. study B. studies C. studying D. is studying 8. I ________a one-hour lunch break. A. play B. have C. do D. study 9. I’m ________physics, biology and chemistry. A. playing B. having C. doing D. going 10. Do you want to ________cards with me? A. play B. come C. have D. learn 11. Listening to music is one of the most popular leisure ________. A. kindergarten B. activities C. hobby D. equipments 12. My son is just 2 years old and he is in _______ now. A. kindergarten B. overseas C. high school D. secondary school 13. I don't like to ________ money from friends. A. pay B. knock C. borrow D. help 14. We only have time for a snack at ________. A. lunch B. gym C. meals D. break time 15. Do you know where our new ________ is? Our teacher wants to meet him. A. poem B. classmate C. swimming pool D. gym 16. In order to keep ________, you should eat well and exercise regularly. A. warm B. excited C. healthy D. quiet 17. My sister always has a lot of new ideas. She's a ________ person. A. creative B. hard-working C. quiet D. healthy 18. Don't go climbing with the necessary_____________. A. uniform B. pocketmoney C. equipment D. share 19. Today is my son's first day at school so he is very ________. A. creative B. excited C. worry D . interesting 21. Peter _______ an accident yesterday when he crossed the street. A. studied B. had C. played D. did 22. James is _______ judo in the playground with his friends. A. studying B. doing C. playing D. have 23. Linh _______ a headache so she is sleeping in her bedroom. A. does B. plays C. studying D. has 24. My dad is _______ a cup of coffee with his colleague in the living room now. A. plays B. study C. doing D. having

một số có 2 chữ số,biết rằng chữ số hàng đơn vị gấp 3 lần chứ số hàng đơn vị.Nếu đổi chỗ 2 chữ số cho nhau được chữ số mới nhỏ hơn chữ số cũ 18 đơn vị .Tìm chữ số ban đầu

Số nguyên từ của mỗi nguyên tố trong công thức CuSO4 lần lượt là: A:1Cu; 1S; 40 B: 1Cu; 2S; 20 C:2Cu; 2S ; 20 D:4Cu ;1S ;10

cho tam giác abc biết ab=10cm,ac=10cm và bc=12cm kẻ các đường phân giác ad,be,cf gọi i là giao điểm của các đường phân giác hãy tính số đo của bi