vẽ tranh lan tỏa yêu thuong vẽ chì cũng dược nhưng ko coppy mạng nha!

Giúp e vs e hok bik làm e cảm ơn

Exercise 3: Chia dạng đúng của động từ trong ngoặc 1. She expects (promote) soon, but things seem to go wrong. 2. The children were made (go) to bed at 10:00 pm. 3. The parcel is supposed (deliver) this evening. 4. The children agreed (divide) the candy equally. 5. I expected (invite) to the party, but I wasn't. 6. The man was heard (say) goodbye to the host in Chinese. 7. A strange man (watch) coming into your house at the time. 8. I don't enjoy (laugh) at by other people. 9. I don't appreciate (interrupt) when I'm speaking. 10. Trees (plan) since it stopped raining.  11. The house (build) two years ago. 12. We can't go along here because the road (repair) now. 13. We (wake) by a loud noise last night. 14. Today, many serious childhood diseases (can prevent) by early immunization. 15. The telephones (invent) by Alexander Graham Bell. 16. Lots of houses (destroy) by the earthquake last week. 17. Gold (discover) in California in the 19th century. 18. The preparation (finish) by the time the guests arrived. 19. He had the chair (mend) by the neighbors. 20. Let your book (open)

Tìm số nguyên dương n để biểu thức sau là số chính phương: $n^2-n+2$

hơi lệch tí nhưng giúp mình bài 3 nhaa :33

Làm 2 bài đó nhanh giúp em ạ Em cảm ơn

vẽ anime digi vẽ có tâm + có line Nl: ko có

Cho tam giác ABC vuông tại A, đường cao AH. Biết AB/AC=3/4 , BC = 10cm. Tính AH, BH.

sentences. (10 pts) 1. Light ..........in an exactly straight line. A. traveled B. travels C. has traveled D. is traveling 2. That's the bike ……..... the engine needs to be repaired. A. which B. whose C. that D. of which 3. I remember......... him not to forget instruction carefully, but he did not do so. A. asking/ reading B. to ask to read C. asking/ to read D. to ask/ reading 4. I saw a............... look on his face as he was wheeled into the operation room. A. frightful B. frightening C. frightened D. fright 5. ……… good advice it was! A. What B. Which C. How D. How so 6. Manager got his secretary …………. the document. A. to be typed B. to type C. typed D. type

Hòa tan hoàn toàn 10 g hỗn hợp Fe ; Fe2O3 bằng dd HCl ta thu được 1,12 lít H2 ( đktc ) và dd X . Tính phần trăm về khối lượng mỗi chất trong hỗn hợp