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hauduongkt344
2 năm trước
Khoảng cách giữa hai điểm trên bản vẽ là 2cm. Khoảng cách thật là 1km. Tỉ lệ xích của bản vẽ là : Giari thích Để phân số 3/n - 1 có giá trị nguyên, thì tập hợp số n là : giải thích Một lớp học có 48 học sinh, trong đó 12,5 % học sinh giỏi, số học sinh giỏi là : giải thích Số hs giỏi khối 6 là 118 HS, chiếm 23,6%. Số HS khối 6 là : giải thích
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I __________do the laundry every2 days You __________ stay out too late. You ___________ break the class’s rule My mother doesn’t want me to arrive home late, so I __________ leave now. Those boys ___________ finish their homework before going out. Jim ___________ finish his essay today because he’s very busy tomorrow. Passengers___________ use phones on the plane. You __________ be late for school tomorrow. Children _______________ be accompanied by an adult when visiting this dangerous place. I ____________ be home before dinner. Students_________ talk during the exam. You ____________ cheat in a test. There _____________ be someone upstairs. I can hear the noise. We _____________ give up on what we are doing. You __________ let strangers enter the house while I’m not in. Bài 5: Hoàn thành các câu sau bằng động từ khuyết thiếu “must“hoặc “have to” và động từ trong ngoặc. I _________learn Japanese. I need itmy job. I _________learn Japanese. I love it. I _________ wake up early tomorrow.I want to watch the sunrise. I ________ wake up early tomorrow. I have a meeting early in the morning I ________ wear a black dress because I want to look good. I _______wear a black dress because that is the requirement of my company. I __________ go home now because it’s too late. I __________ go home now because I have a lot to do. I _________go to see my friend because I miss her. I _________ go to see my classmate because we work on the same project. You ________ wear a tie in the company. It‘s one of their rules. I ___________ go abroad next week. My boss wants me to sign a contract with our foreign customers. I __________ work harder. I want to be successful. This room is mess, I _____________ find time to clean it! You really ___________ stop driving so fast or you’ll have an accident! Bài 6: Điền động từ khuyết thiếu “mustn’t” hoặc “don’t have to“ vào chỗ trống để hoàn thành các câu sau. You _______________pick me up tomorrow. I will take a taxi. Look at that sign! You ___________ walk on the grass. You __________ blame anyone for your mistakes. You need to be responsible for yourself. You __________ be absent from class tomorrow because the teacher will check your attendance. I ____________ prepare dinner because we will eat out tonight. You _________ leave any rubbish here. It is forbidden. You __________ let anyone know that. It is a big secret. You __________ come early tomorrow because the event will start late. You __________ park your car here. There is a”No parking sign” We don’t have much money left. We _____________ waste anymore. They __________ forget their homework at home. I ____________ do the housework because I have a maid do it for me. They ____________ break the rule that way. It is unacceptable. I ____________ use the computer after 11pm because my mother doesn’t allow me to. You __________ buy that book. I will lend you mine. Bài7. Đánh dấu (V) trước câu đúng, đánh dấu (x) trước câu sai và sửa lại cho đúng It’s raining outside. Tim has to take his umbrella. ___ ……………………………………………………… I can give you a hand. So you mustn’t do it alone. ___ ……………………………………………………….. They mustn’t be hurry because the film starts late. ___ ……………………………………………………….. You must stop at the red light. ___ ………………………………………………………. Tomorrow is Monday but I mustn’t go to work. ___ ……………………………………………………… I am short-sighted so I must wear glasses. ___ ………………………………………………………… You mustn’t smoke here. There are a lot of children around you. ___ ……………………………………………………………………… Everyone have to bey the school’s rules. ____ …………………………………….................. It is warm today so we mustn’t wear thick coat. ____ …………………………………………………. My father will buy me a bike so I don’t have to walk to school any more. ___ ………………………………………………………………………………

(2) 26. “Don’t get your shoes dirty, boys,” she said. -She told 27. “What do you want for lunch today, Peter?” Mary asked. -Mary asked 28. “Can I borrow your typewriter, Janet?” asked Peter. - Peter asked if 29. “Why didn’t I get a computer before?” thought the office manager. -The office manager wondered 30. “You had better not lend him any more money, Elizabeth,’’ said John. -John advised Elizabeth. 31. “You stole my best cassette, Amanda!” said John. -John accused 32. “ You damaged my bicycle, John!” said Mary. -Mary accused 33. “When was your little boy born?” said the nurse to Mrs. Bingley. -The nurse asked Mrs. Bingley 34. “You should take more exercise, Mr. Robert,” the doctor said. -The doctor advised 35. “Will I find a job?”, Tim said to himself. -Tim wondered 36. “I’m sorry I gave you the wrong number,” said Paul to Susan. -Paul apologized 37. “When is the first day of your holiday, Peter?” Martha asked. - Martha asked Peter when 38. “Can I have a new bicycle?” said Anna to her mother. -Anna asked 39.. “Don’t leave the house until I get back, William”, his mother said. - William’s mother told 40. “Don’t bite your nails,” said Mrs. Rogers to her son. -Mrs. Rogers told 41. “I’ve seen the film three times, Mary” said George. -George said 42. “I’m sorry, Angela,” said Martin, “I’m afraid I’ve damaged your car. -Martin apologized 43. “Have you had enough for lunch?” the landlady asked us. -The landlady asked 44. “ John, please don’t tell anyone my new address,” said Mary. -Mary asked 45. “Breakfast will not be served after 9. 30” said the notice. -The notice said that 46. “Where is the best place to buy souvenirs?” -I asked 47. “Don’t forget to bring your passport with you tomorrow” - She reminded me 48. “Do not write on the wall,” said the teacher to the boys. -The teacher told the boys 49. “How many jobs have you had since 2000?” the interviewer asked Mr. Simpson. - The interviewer asked 50. “Why didn’t you report the incident to the police?” the officer asked the frightened witness. - The officer wanted to know

Câu 1 : Chọn phát biểu đúng : A. Mỗi chất có một nhiệt độ nóng chảy xác định B. Tất cả các chất đều nóng chảy ở cùng một nhiệt độ xác định C . Nhiệt độ nóng chảy của một chất luôn thay đổi D. Cả A và C đều đúng Câu 2 : Đại lựng nào sau đây sẽ giảm khi làm lạnh một vật rắn ? A . Khối lượng riêng của vật B. Thể tích của vật C . Khối lượng của vật D . Trọng lượng của vật Câu 3 : Khi nung nóng một vật rắn thì khối lượng riêng của vật tăng vì : A. Thể tích của vật tăng , khối lượng của vật không thay đổi B . Khối lượng của vật tăng , thể tích của vật không thay đổi C . Thể tích của vật giảm , khối lượng của vật tăng D . Thể tích của vật giảm , khối lượng của vật không thay đổi Câu 4 : Sự bay hơi là sự chuyển thế từ : A . Rắn sang lỏng B. Khí sang lỏng C . Lỏng sang rắn D . Lỏng sang khí Câu 5 : Tại sao các tấm tôn lợp nhà lại thường có dạng lượn sóng ? A .Để mái nhà đẹp hơn B . Để tấm tôn dễ dàng co dãn vì nhiệt C . Để tấm tôn dễ dàng bám vào nhà hơn D. Cả A và C đều đúng Câu 6 : Nước bên trong lọ thủy tinh bay hơi càng nhanh khi : A. Mặt thoáng của nước trong lọ càng nhỏ B . Đáy lọ càng nhỏ C . Đáy lọ càng lớn D . Mặt thoáng của nước trong lọ càng lớn NHANH NHA , MÌNH ĐANG CẦN GẤP 😘

Mọi người giúp mình nha! (1) 1. “Open the door,” he said to them. -He told them 2. “Where are you going?” he asked her. -He asked her where 3. “Which way did they go?” he asked. -He asked 4. “Bring it back if it doesn’t fit”, I said to her. -I told 5. “Don’t try to open it now,” she said to us. -She told 6. “Is it going to be a fine day today?” I asked her. -I asked her 7. “He’s not at home”, she said. -She said that 8. “Is the bus station far away?” the girl asked. -The girl wanted to know 9. “Don’t stay out late, Ann” Tom said. -Tom told Ann 10. “Please let me borrow your car,” he said to her. -He asked 11. “Jean, have you seen my gloves?” Thomas asked. -Thomas asked Jean 12. Don’t leave the window open, Mary”, I said. -I told Mary 13. “I’ll have a cup of tea with you,” she said. She said that... 14. “I’ll pay him if I can” she said. -She said that 15. “What are you going to do next summer?” she asked. - She asked us 16. “I’ll phone you tomorrow,” he told Jack. -He told Jack that 17. “Can I sit beside you, Jean?” Tom asked. -Tom asked Jean 18. “I want a camera for my birthday,” he said. -He said that 19. “Don’t keep the door locked,” he said to us. -He told us 20. “How long are you going to stay?” I asked him. -I asked him how long.... 21. “Are you going by train?” she asked me. -She wanted to know 22. “Don’t use too much hot water,” she said to us. -She asked us 23. “Will you come to my party?” she said to me. -She invited me 24. “Don’t do it again,” she said to them. She told them 25. “ Did Mr Brown send the potatoes to you?” she asked. -She asked

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