Viết đọan văn trình bày quan điểm của em về hiện tượng:"nhiều bạn trẻ ăn mặc sành điệu nhưng lại không có ý thức tốt nơi công cộng."

at / teacher / teaching/ us/ is / our/ maths / the / moment are / phaying / we / schoolyard/ in/ the/ now sometimes/weekends/ we/ the/ go/at camping it/very/ to/ is/ /join/ school/ in /my/ chess/the/ club/in

Phản ứng nào sau đây là phản ứng hóa hợp? A: 2KCl O 3 t o → 2 KCl+3 O 2 2KClO3→to2KCl+3O2 B: 2Mg+ O 2 t o → 2 MgO 2Mg+O2→to2MgO C: Zn+2HCl → ZnC l 2 + H 2 ↑ Zn+2HCl→ZnCl2+H2↑ D: CaC O 3 t o → CaO+C O 2

nhập vào 30 số nguyên in ra 20 số cuối tính và in ra tổng sắp xếp thành dãy giảm dần

Khi mở cửa ta nên dùng tay tác dụng ở vị trí gần hay xa của bản lề? Vì sao?

Giúp mk vs mn ơi mk sẽ vote 5 sao và 1 lời cảm ơn

Vì sao hệ sinh thái có lưới thức ăn càng phức tạp thì sự ổn định và khả năng điều chỉnh hệ sinh thái còn cao?

20 Choose the word whose underlined part is pronounced differently from the others. A: pleasure B: bread C: measure D: untreated 21 Choose the underlined part A, B, C or D that needs correcting. Picture 11 A: A B: B C: C D: D 22 Choose the underlined part A, B, C or D that needs correcting. Picture 10 A: A B: B C: C D: D 23 Choose the word whose stressed pattern is pronounced differently from the others. A: litter B: affect C: pollute D: effect 24 Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the questions. The Earth Day comes from the idea of a former US politician Gaylord Nelson. He was worried about the world pollution, and the health of plants and animals. In 1969, he decided that the world should have a special day to teach people about how to make environment better. His idea became popular and on 22 April 1970 the first Earth Day was celebrated. Since then, environmentalists have used the day to educate people about their roles in protecting our planet. Earth Day finally became a global celebration around the world. On this day, people come together to talk about global warming, protecting rare animals and saving energy sources. Question 21: The best title for the passage can be ______. A: The celebration of Earth Day B: The meaning of the Earth Day C: Gaylord Nelson, the politician D: Preserving our energy sources 25 Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the questions. The Earth Day comes from the idea of a former US politician Gaylord Nelson. He was worried about the world pollution, and the health of plants and animals. In 1969, he decided that the world should have a special day to teach people about how to make environment better. His idea became popular and on 22 April 1970 the first Earth Day was celebrated. Since then, environmentalists have used the day to educate people about their roles in protecting our planet. Earth Day finally became a global celebration around the world. On this day, people come together to talk about global warming, protecting rare animals and saving energy sources. Question 20: Environmentalists have used the Earth Day to ________. A: carry their research B: educate people about their roles of protecting our planet C: ban people from using energy sources D: get people around the world to play together

Mình cần gấp các làm đc cầu nào thì làm

E đang cần gấp câu trả lời ai trả lời chính xác e cộng thêm điểm mong achi giúp e với huhu !!!