Giúp mik với mik đang cần gấp .

Tìm các chữ số a,b,c biết abcd +abc+ab+a=1111

Vẽ hạt đậu cười nham hiểm NL/ đang có hội buff lớp 1 à?

giúp mik câu 4 hứa vote 5 sao và ctlhn

Giúp mik với mik đang cần gấp .

Ai giải giúp mình bằng cách bảo toàn vs ạ Hòa tan hết m gam hỗn hợp X gồm Na, Na2O, K, K2O, Ba và BaO trong đó O chiếm 8,75% về khối lượng vào nước thu được 400 ml dung dịch Y và 1,568 lít H2 (đktc). Trộn 200 ml dung dịch Y với 200 ml dung dịch Z gồm HCl 0,2M và H2SO4 0,15M thu được 400 ml dung dịch T. Để trung hòa hết dung dịch T cần phải thêm 40 ml dung dịch HNO3 1M. Các phản ứng xảy ra hoàn toàn. a. Tính m b. Nếu cô cạn dung dịch Y thì thu được bao nhiêu gam chất rắn khan

II. Complete the sentence using an adjective or adverb. 1. He’s always in a rush. I don’t understand why he walks so ____________ (quick/quickly). 2. I prefer studying in the library. It’s always_______________ (quiet/quietly). 3. Michael ___(happy/happily) took the assistant job. He had been looking for a position all summer. 4. Marta dances ______ (beautiful/beautifully). She’s been taking ballet since she was five years old. 5. They speak French very ____________ (good/well). They lived in France for two years. 6. My neighbor always plays _______ (loud/loudly) music on the weekends. It’s so annoying. 7. Please be __________ (careful/carefully) in the hallway. The walls have just been painted. 8. Dan is very smart, but he is not a very___________ (good/well) student. 9. He reacted __________ (angry/angrily) to the news. I have never seen him so upset. 10. We didn’t ______________ (complete/completely) understand the teacher’s instructions. Most of us did not finish the assignment. 23. Of the four dresses, I like the red one (better/ best). 24. Pat’s car is (faster/ fastest) than Dan’s. 25. John is (less/ least) athletic of all the men. 26. Does Fred feel (weller/ better) today than he did yesterday? 27. My cat is the (prettier/ prettiest) of the two. 28. This vegetable soup tastes very (good/ best). 29. David is the (happier/ happiest) person that we know. 30. The museum is (the further/ the furthest) away of the three buildings. 31.If you ask me (nice/ nicely), I will lend you my bike. 32.Your Spanish is quite (fluent/ fluently.) 33.My mother doesn’t cook very (good/ well) but she can make (delicious/ deliciously) scrambled eggs. 34.The baby is usually (cheerful/ cheerfully) in the morning 35. We ran (quick/ quickly) to catch the 9 o’clock train. 36.This dress looks (nice/ nicely) on you. 37.Ms.Jane is a very (careful/ carefully) driver 38.We spent the day basking (lazy/ lazily) in the sunshine. 39.The Maths test was (easy/ easily) for me. 40. I’m usually a (slow/ slowly) walker.

Tìm GTLN (GTNN) của các biểu thức sau : D = $\frac{x - 3}{ x + 2}$ với x thuộc Z ; x khác (-2) Giúp em với mn !!!!

cho hình vuông ABCD, M , N lần lượt thuộc AD và DC sao cho AM = DN. Gọi H là giao điểm của AN, BM Chứng minh M, D, N H cùng nằm trên 1 đường tròn

giải giúp mình 2 bài này nhé : 1. Điền dạng đúng của các từ trong ngoặc : 1) Anna has a large_______of dolls (collect) 2) I find woodcarrving_______because it's a creative activity (interest) 3) My sister's hobby is________. She took a lot of nice photos (photo) 4) A hobby is an________that you do for pleasure (act) 5) I think collecting glass bottles is_______. (usual) 2. Tìm và sửa lỗi sai : 1) Nam is my classmate. He watches TV every night 2) I think collecting stamps are interesting 3) My dad cooks very good. He love preparing meals for our family 4) I enjoy to ride my bike to school 5) We usally go in a small lake out of the city at weekends 6) Do you still play football next year? 7) Do you think bird-watching interestng?