Mn giúp em tính diện tích BEN Đề: cho chóp S.ABC có đáy ABC là tam giác đều cạnh 2 căn 3, mặt bên SAB cân với ASB =120 và nằm trong mp vuông góc với . M tđ SC, N tđ MC, E tđ AC

1Do you believe that people your age in country live ecologically friendly lifestyle?why? 2. Do you think that banning plastic bags is a good idea?why 3. What are the advantages of hybrid cars?why 4. In what ways do alternative fuels benefits society? Why? 5. Why do some people do resist nuclear energy? 6. Do you think there is a danger that the hole in the ozone layer will grow? Why? 7. How has people's awareness of green issuse changed over the last 50 years in your country? 8. What are your prediction for the state of the environment your country in next few year? 9. What do you think the ecological state of your country will be like in 50 year's time? 10. Do you think the air quality in the place where you live is getting better or worse ? What make you say that? 11. Do you think that people energy consumption is changing?why

. When he lived in the city, he _________to the theater twice a week. A. uses to go B. has gone C. used to go D. was going

2:we (not work)...on our school project tonight 3:It(not rain)much in the winte.It(rain)in the summer a lot

Giải giúp mình nha cảm ơn nhiều

giải hộ mik nha. mik cần gấp. giải nhanh giùm mmik. mik cảm ơn

Viết đoạn văn khoảng 10 câu chứng minh tên quan phụ mẫu trong văn bản" sống chết mặc bay" của phạm Duy tốn là tên quan "lòng lâng dạ thú". Trong đoạn văn có sử dụng cụm chủ-vị để mở rộng thành phần câu (chú thích rõ ràng)

Giúp mình với 1. My elder brother is always .......... I hardly have chances to play with him. (Business) 2. I'm Vietnamese. What is your .......? (Nation) 3. Although we have thought about problem for such a long time, we still haven't found any possible ....... to it. (Solve) 4. After several months going to the nursery, my little daughter became more friendly and .......... (Society) 5. It is ............. to fail a job interview, but try again (Disappoint) 6. In the future, the number of tiny but ............. computers you encounter every day will number in the thousands, perhaps milion. (Power)

giai cho minh cau 6,8 đề bài tìm x giai trong 10p minh can rat gap minh cam ơn

1 phép tính duy nhất, trả lời nhanh tốt 5 sao luôn