Giúp em vs ạ em ko hiểu cách lm ạ

.Câu thơ “Lượm ơi, còn không?” được tách thành một khổ thơ riêng và có cấu tạo là một câu hỏi tu từ có ý nghĩa gì?

M.n giúp em bài 4 & bài 6 với ạ

1. She speaks English very ___________ I can't hear any thing. QUICK 2. These students behave ___________ to everyone. GOOD 3. Last night, I saw an _____________ film on TV. EXCITE 4. Most teenagers don't like ______________ music. TRADITION 5. Playing football in the street is very _____________ DANGER 6. When she was a child, she received a good ____________ educate 7. The room will look brighter if there is a ______________ on the wall. paint 8. Some of the children ______________ boys, play marbles when there is a break. main 9. There are about 200 ______________ in this company. employ 10. This lovely apartment has two bedrooms and it is _____________ furnish

Thu gọn biểu thức:1+2^3+2^6+...+2^300

chứng minh biểu thức luôn dương hay âm với mọi x ∈ R a, x^2-6x+10>0 b, x^2-4x+7>0 c, x^2-x+1>0 d, -x^2+4x-5<0 e, -x^2 -3x -4<0 g, -x^2 -8x+3<0 GIẢI GIÚP EM VS Ạ

Bày cho mik với,nhưng phải đúng rồi mik sẽ cho sao và cám ơn

Chọn thì thích hợp nhất để hoàn thành các câu sau: 28. The train ______ when I ______ at the station. A. already left / had arrived B. already had left / arrived C. left already / had arrived D. had already left / arrived 29. Everyone was asleep when the enemy _____________ A. had attacked B. attacked C. was attacking D. attacking 30. Don't make noise. My mother ________________with her friends. A. talked B. talks C. is talking D. was talking 31. She ______ the piano since she ______ ten years old. A. played / was B. has played / has been C. has played / was D. had played / was 32. Up to now, I _________________ a lot of information about her. A. learnt B. would learn C. learn D. have learnt 33. Mary ___________ in London for 15 years. A. lives B. was living C. is living D. has lived 34. We were disappointed that most guests ___________ when we arrived at the party. A. had left B. has left C. left D. leave 35. He never goes home before he ______ his work. A. finished B. has finished C. had finished D. finishing 36. Before cars ______, people ______ horses and bicycles. A. were discovered / had used B. has been discovered / have been using C. is discovered / using D. discovering / used

136.23+136.17- 40.36. 66.25+5.66+66.14+33.66

calli;chúc mừng sinh nhật tôi nl:cô đơn với mùa covid