Xà phòng hóa chất nào sau đây thu đc glixerol A. Metyl format B. tristearin C. Benzyl axetat D. Metyl axetat

Exercise 1: Change the following into passive voice. 1. Someone has taken away some of my books. __________________________________________________________________ 2. The children used to play football in the street. __________________________________________________________________ 3. Nobody invited her to the party. _________________________________________________________________ 4. He taught us to use the passive at school. __________________________________________________________________ 5. The boss has considered the workers’ demands. _________________________________________________________________ 6. The villagers gave us a warm welcome. _________________________________________________________________ 7. My mother prepares the meals every day. _________________________________________________________________ 8. They believe that John is the brightest student in the class. __________________________________________________________________ 9. We will send you the papers immediately. __________________________________________________________________ 10. The teacher usually corrects our papers at home. __________________________________________________________________ 11. My father is going to give me a new bicycle. __________________________________________________________________ 12. They spend a lot of money on advertising every year. __________________________________________________________________ 13. The old man told interesting stories to the children. __________________________________________________________________ 14. John used to pay a visit to his grandparents every week. _________________________________________________________________ 15. The boys are playing football in the yard. __________________________________________________________________ 16. People say that employment is the most important thing to the youth today __________________________________________________________________ 17. A policeman is showing her the way to the station. __________________________________________________________________ 18. The fire has destroyed almost all houses in the neighborhood. __________________________________________________________________ 19. They considered that she was the best singer. __________________________________________________________________ 20. Don’t wipe your dirty fingers on the clean table cloth. _________________________________________________________________

Em hãy nêu cảm nhận của ngày tụ trường năm học 2021-2022 . Có sử dụng ít nhất 2 từ láy toàn bộ , 2 từ láy bộ phận và 4 từ ghép . Gạch chân từ láy chỉ rõ . hi vọng mn ko chép mạng và viết càng hay càng tốt

Mọi người giải nhanh giúp e với ạ!

$(m^{2}-m)x^{2}+2mx+1=0$ tìm m để pt có nghiệm

s=(k+2)(k2-2k+4)-(k+1)(k+2)+(k+1)(k+4)+k cm s là hợp số với ken

giúp mk luôn 2 cái 18 19 20 trên với 5 cái dưới nha

x có tổng số hạt là 126, số hạt notron nhiều hơn số proton 12 hạt. Viết kí hiệu nguyên tử X

ai làm dùm mình phần này, mình cho 5s nhé

Vẽ mầm đang ăn kẹo hoặc bánh DIGI PHải cực kì đẹp, ko đẹp ko nhận NL: Khi hoidap247 lag =)))) Chọn nhạc hoa mà ra toán x )))