Hòa tan hết 20 gam đường vào 80 gam nước nồng độ phần trăm của dung dịch thu được là: A. 2% B. 20% C. 25% D. 2,5%

Vẽ cho mình nHân vật among us nha xấu đẹp thế nào cũng được nha 😊😊

viết một bài văn dài khoảng 1 trang giấy thi để nêu những ấn tượng của em về phong cách hồ chí minh

1. “Let’s invite Mr. Brown to the party next weekend,” he said.>>He suggested …………… 2. “Let’s use this computer very often” >>He suggested………………………………………………… 3. “Me? No, I didn’t take Sue’s calculator,” Said Bob.>>Bob denied ……………… 4. “My parents are very proud of my good marks”>> Phong said…………………………………………… 5. “No, no .I really must sit for the test,” Hilary said.>>Hilary insisted …....………………… 6. “Open the window please!”.>>He asked………………………………… 7. “Our friends will get the award for their highest scores”>> They told us…………………………………… 8. “Our teacher can speak three languages” > they said ………………………….. 9. “She doesn’t buy this book”>> She said……………………………………………………….. 10. “Shut the door after you”.>>He asked…………………………………………….. 11. “Take it and come with me”.>> She told her:…………………………………………. 12. “Trung plays the piano very beautifully” > He said…………………………….. 13. “Turn off the computer. You are not allowed to play game now,” >>Dick’s mother prevented ...………… 14. “We can collect old book for the poor students”>> They said…………………………………….. 15. “We have to try our best to win the match”>> The boys said…………………………………………… 16. “We must be given every detail of this case,” they said.>>They insisted ............ 17. “We will visit HCM city next Sunday”.> They said………………………………… 18. “Well done, Tom. You won the game,” said the teacher.>>The teacher congratulated .................. 19. “What are you doing now?”>> He asked…………………………………………………. 20. “What are you doing now?”>>They asked………………………………………………………. 21. “What do you use the internet for?”>>He asked………………………………………. 22. “What I always want is to become a doctor,” she said.>>She dreamt ……………………… 23. “What time are you going to leave tomorrow?” >> She asked……………………………………… 24. “What‘s your hobby?”>> The teacher asked Lien…………………………………………. 25. “When will you have a plumber repair your car ? “>> I asked her…………………………………………. 26. “When will your father leave Vietnam for the USA?”>> Phong asked Thu………………………………….. 27. “Where does your father work?” > The teacher asked………………………….. 28. “Where does your father work?” >>The teacher asked me……………………………………… 29. “Why didn’t you tell me the truth?” he said to me.>>>He accused ……………………… 30. “Why don’t we go sailing this weekend?” Samuel said.>>Samuel suggested .... 31. “Why don’t we go to the beach tonight for a change?” said Henry.>>Henry suggested 32. “Will it rain tomorrow morning?”>> He asked his friend………………………………………………. 33. “Will you be here for five days?”>> Tam asked Thu………………………………………….. 34. “You can use my computer today”>> His brother told him…………………………………………. 35. “You cheated in the exam,” the teacher said to Jack.>>The teacher accused ………..………. 36. “You didn’t pay attention to what I said,” the teacher said to himThe teacher accused ............ 37. “You got me into trouble with this man,” Kevin said to Elizabeth.>>Kevin blamed ........... 38. “You have just got a promotion, haven’t you? Congratulation!”.>>Peter congratulated….. 39. “You mustn’t get into this area,” the policeman said to them.>>The policeman stopped …… 40. “You stole the jewels,” the inspector said to him.>>The inspector accused .......…… 41. “You took my pencil,” said David to Henry.>>David accused …………………………… 42. Can you speak English? > The teacher asked………… 43. Carol said, “What about going to the cinema this weekend, Max ?”>>Carol suggested ……… 44. How much do you spend surfing the web every day” ? > He asked…………………………………. 45. I must clean the floor now” > She said to me> She told………………………… 46. Is this your new classmate? > The boy asked me……………………… 47. My classroom has a lot of windows.”>> She said………………………………………. 48. Wait here still I come back”.>>He asked……………………………………………. 49. Who are you talking on the phone ? >>She asked……………………………………………… 50. Who are you talking on the phone?” > Nam’s sister asked…………………………

Một hành khách đi bộ trên đoạn đường AB thấy: cứ 15 phút lại thấy một xe buýt cùng chiều vượt qua mình và cứ 10 phút lại có một xe buýt đi ngược chiều qua mình. Các xe khởi hành sau những khoảng thời gian như nhau, đi với vận tốc không đổi và không nghỉ trên đường. Vậy sau bao lâu có một xe rời bến?

Giúp mình với. Mình đang câng gấp.

Giúp em bài này với ạ. Em đang cần gấp

Read the following passage and choose the option (A,B,C or D) that answers each of the questions below One of the most obvious negative aspects of social networking is losing Face -to-face contact with other people.Teens are sitting around with their hands all day long, tapping messages onto screens instead of communicating with real people .Many teenagers feel more comfortable with virtual friends than with real ones.The majority think that it is easier to chat on the Internet because they lack communication skills. It is also true that parents often have no knowledge about what their kids do with their phones or computer. Crosby says that,"While kids are plugged in to social media , only about 40% of parents are involved themselves." And because parents don't know the full picture , thay also don't know how to deal with a teenager's potential overuse of social media and might not even be aware that a problem exists.Therefore , social networking can be much more immediately engaging with the teenager 's life than parents are , and this fact makes virtual commmunication feels more "real" than face-to-face communication 41.What is the main idea of the passage? A.Parents should use social networks more to understand their children B.Students are using social networks too much C.Social networking brings negative effects to student's face communication D.Virtual life is easier than real life 42.What do most teenagers think about chatting on the Internet? A.Chatting on the Internet is easier than talking with real people B.Chatting on the Internet is more difficult than talking with real people C.Chatting on the Internet is funnier than talking with real people D.Chatting on the Internet is more boring than talking with real people 43.The percentage of 40% refers to A.The number of parents who let their children use social media B.The number of parents who do not want their children to use C.The number of parents who use social media D.The number of parents who do not use social media 44.Which sentence is not true according to the passage ? A.The majority of teenagers find it easier to communicate with virtual friend B.The majority of teenagers lacks communication skill C.The majority of parents know how to use social media with their children D.The majority of parents do not know how to deal with their children overuse of social media

Hoà tan s19,5g FeCl; và 27,36g Al:(SO4); vào 200ml dung dịch H2SO4 IM (D = 1,14g/ml) được dung dịch A. Sau đó hoà tan tiếp 77,6g NaOH tinh khiết vào dung dịch A thấy xuất hiện kết tủa B và dung dịch C. a) Lọc kết tủa B. Nung B đến khối lượng không đổi. Tính khối lượng chất rắn thu được. b) Thêm nước vào dung dịch C để có 400g dung dịch D. Tỉnh khối lượng nước cần thêm và nồng độ % các chất tan trong D.

Bài 1. B = x^5-15x^4+16x^3-29x^2+13x tại x = 14 Bài 2. 2 (5x-8) - 3 (4x-5) = 4 (3x-4) + 11 GIÚP MIK NHA :0