Tất cả học sinh của lớp 6A đều biết chơi bóng rổ hoặc cờ vua. Số học sinh biết chơi bóng rổ là 18, số học sinh biết chơi cờ vua là 23. Số học sinh của lớp 6A nhiều nhất là?

Em hãy trình bày suy nghĩ của em (khoảng 200 chữ) về ý nghĩa của cuộc sống hòa bình đối với chúng ta, đặc biệt là đối với trẻ em. GIÚP MÌNH VỚI HỨA VOTE 5SAO VÀ CLTHN

thách anh em trong thành viên biệt đội hăng hái làm đc đấy hộ cái

Cần người giúp đỡ ạ , đêy là ngữ văn 10

viết đoạn văn khoảng 200 chữ trình bày suy nghĩ của anh/chị về sự cần thiết phải hòa hợp với môi trường tự nhiên

Choose the underlined word or phrase that needs correcting. 11. This restaurant is more excited and cheaper than that one. 12. The parks in this town are larger and greener than that in that town 13. Do you know how much does it cost to fly to Australia? 14. Remember to wash and ironing your own clothes every day. 15. They often go to bed early and never get up lately. 16. To keep fit and stay healthily, you should exercise regularl 17. It's getting easier for me to write and I make less mistake. 18. Play football is one of the most common ways of relaxing. 19. John doesn't work so hardly as Peter, but he is much more careful than Peter. 20. Each student studying chemistry have to spend at least three hours per week in the laboratory.

Mọi người ơi giúp em với ạ E = -3⁴ + 7 C = 8-(½ - 2)² Em cảm ơn ạ

Nam có 40 vie bi xanh và đỏ.nam cho hải 15 viênbi xanh thì nam còn lại 8 viẻn bi xanh.hỏi nam có bao nhiêu viên bi đỏ

Phân tích đa thức thành nhân tử $2xy - ax + x^2 - 2xy$

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. 1. “I’ll tell you about this tomorrow, Mary.” said Tom. A. Tom said to Mary that he will tell her about that the next day. B. Tom told Mary that I would tell you about that the next day. C. Tom told Mary that he would tell her about that the next day. D. Tom told Mary that she would tell him about that the next day. 2. “I have something to tell you” Mary said to John. A. Mary told John I had something to tell him. B. Mary told John she had something to tell him. C. Mary told John she had had something to tell him. D. Mary told John he had had something to tell her. 3. He said, “My wife has just bought a diamond ring.” A. He said that his wife had just bought a diamond ring. B. He said that my wife had just bought a diamond ring.C. He said that his wife has just bought a diamond ring. D. he said that his wife just bought a diamond ring. 4. “I will come with you as soon as I am ready”, she said to Philip. A. She said to Philip he will come to see you as soon as he I am ready. B. She told Philip she will come to see her as soon as she was ready. C. She told Philip she would come to see you as soon as she was ready. D. She told Philip she would come to see him as soon as she was ready. 5. “I wrote to him yesterday” A. She said to me I wrote to him the day before. B. She told me she wrote to him yesterday. C. She told me she had written to him yesterday D. She told me she had written to him the day before. 6. “He is talking to your sister”, She said to me. A. She told me he was talking to your sister. B. She told me she was talking to my sister. C. She told me he was talking to my sister. D. She told me he was talking to her sister. 7. “It is the time to check what you have done”, the father said to the boys. A. The father said to the boys it was time to check what they had done. B. The father told the boys it was time to check what they had done. C. The father told the boys it was time to check what they have done. D. The father told the boys it is time to check what they had done. 8. “You will like my sister when you meet her” A. He told me you will like her sister when you meet her. B. He told me I will like his sister when I met her. C. He told me I would like his sister when I met her. D. He told me I would be liked his sister when I met her. 9. “I didn’t meet Susan last week” A. He said he didn’t meet Susan the week before. B. He said he hasn’t met Susan last week. C. He said he hadn’t met Susan last week. D. He said he hadn’t met Susan the week before. 10. “I didn’t break your watch” A. The boy told the girl he hadn’t broken her watch. B. The boy told the girl he didn’t break her watch. C. The boy asked the girl he hadn’t broken her watch. D. The boy told the girl he hadn’t broken your watch. 11. The mother told her son ______ so impolitely. A. not behaving B. not to behave C. did not behave D. not behave 12. She said she ____ collect it for me after work. A. would B. did C. will D. had 13. He asked me where I __________. A. have studied B. study C. am studying D. studied 14. The man wanted to avoid __________ on security cameras. A. to see B. being seen C. seeing D. to be seen 15. Peter said that he had lived in London four years ________A. then B. ago C. before D. later