Tìm số nguyên n biết n2+4chia hết cho n - 1

[ X +1 ] + [ X + 2 ] ... + [ X + 100 ] = 7450

mọi người giải giúp e bài này với e phải nộp rồi I. 1) Can you (come)........with me ? 2) I try my best (learn).........my listening skill every day. 3) She told me (go).........to bed early. 4) I don't like (wash).........the dishes II. 1) The (learn)..........must learn new words the first 2) The (differ)..........between them are quite clearly 3) She sings very (beauty) ........................... 4) She is beautiful with a (love).........smile III. In the first year of high school, Linh had some difficulties in learning English. Her pronunciation of English words was really bad and her English grammar was worse. She did not know how to improve them . One afternoon after the lesson, her teacher of English took her to the school libraly She told her know to use an English. English dictionary to improve her English grammar. "Now I think you should do", said she. Linh made much progress and only one year late she won the first prize in the English speaking contest. 1.What đi Linh have some difficulties in ? =>............................................................. 2.Who took her to the school library ? =>.......................................................... 3.What did she tell her to improve her English grammar ? =>............................................................................... 4.Did she win the first prize in the English speaking contest ? ..............................................................

Đoạn 3 của bài thơ tứ bình được xem như một bức tranh tứ bình đẹp lộng lẫy. Em hãy chứng minh điều đó.

Dựa vào hình 41.1 (trang 126 sgk 7) và tại vĩ tuyến 20 độ N từ tây sang đông cho biết Nam mĩ có các khu vực địa hình nào?

giúp mình với nha mn ai giúp được mình sẽ vote 5 sao và cảm ơn nha

39. My mother's main ________is to run the household. A. responsible B. responsibility C. respond D. responsibly 40. A survey is made to________ their attitudes toward love and marriage. A. decide B. point C. answer D. determine 41. A person who expects bad things to happen is ________. A. pessimistic B. optimistic C. pessimist D. optimist 42. Schooling is________ for all English children from the age of five to sixteen . . A. compulsive B. compulsory C. compulsion D. compelled 43. I decided to give up smoking. A. delay B. postpone C. go on D. quit 44. It's a long time since we last went to the cinema. A. We have been to the cinema for a long time. B. We haven't been to the cinema for a long time. C. We don't go to the cinema as we used to. D. We wish we went to the cinema now. 45. "John left here an hour ago, " said Jane. A. Jane told me that John had left there an hour before. B. Jane said John left here an hour before. C. Jane told John to have left there an hour before. D. Jane told me that John to leave there an hour before. 46. No one has opened this box for a hundred years. A. This box has been opened for a hundred years. B. This box hasn't been opened for a hundred years. C. This box was opened hundred years ago. D. This box wasn't opened a hundred years ago. 47. I haven't got money, so I'm not going on holiday A. Having money made me go on holiday. B. I am not going on holiday although r have got money. C. If T have money, I'll go on holiday. D. If I had money, I would go on holiday. 48. "I will come to see you next Sunday ". John said to me. A. John promise me that he will come to see me on the following Sunday. B. John promised to come to see me on the following Sunday. C. John told me that he will come to see me on the following Sunday. D. John said that he will come to see me on the following Sunday.

Tim mot so be nhat sao cho khi viet so do vao ben phaiso 2009 thi duoc so co sau chu so chia het cho 152 . giup mink vs mn oi mink dag can gap

trong bài số đo góc thì Bước 1 đặt tâm của thước đo độ đúng cách thì đầu tiên ta xác định điểm nằm giữa 2 điểm thì ta chọn cái điểm nằm giữa 2 điểm để đặt tâm thước đo độ vào đó trong những bài số đo góc(Bước 1) thì ta dùng cách này được không ạ thì đầu tiên ta xác định điểm nằm giữa 2 điểm thì ta chọn cái điểm nằm giữa 2 điểm để đặt tâm thước đo độ vào đó làm cách này cũng được đúng không ạ cách này dễ hiểu hơn cách xác định điểm giao giúp mình với xong mình vote 5 sao cảm ơn nhiều ạ giúp mình với

CH4+Cl2→CH3Cl+HCl CH3Cl+2Na+C3H7Cl→C4H10+2NaCl C4H10→crackingC3H6+CH4 C3H6+H2O→C3H7OH giải nghĩa cho e vs ạ đừng ghi như trên nữa nha