Rút gọn biểu thức sau $\frac{x-1}{x-2\sqrt{x}+1}$ +$\frac{\sqrt{x}+1}{x-1}$

7. It is a/an .................................. place to hold a picnic because it is too far from the road. CONVENIENCE 8. Encouraging children to eat and drink ........................... is very important. HEALTH 9. For the Muong, rice is also the main ......................................... crop. AGRICULTURE 10. Vietnam is a country of tremendous .............................. with 54 ethnic groups. DIVERSE 15. They live more ................................... than their friends. HAPPY 16. The cattle provide most of our needs: dairy ................., meat and clothing. PRODUCE 17. The firefighters were praised for their ........................ and devotion to duty. BRAVE 18. Some of my ...................................................... live in the countryside. RELATE 19. The government carried out a programme to ............... . the health services in remote and rural areas.MODERN 20. Muong people are ............................... more closely related to the Tai people. CULTURE 21. Is the ............................... of the stilt house on the side? ENTER 22 The ................................. of people in Vietnam belong to the Kinh people. MAJOR 23. Do the Cham people live in the ........................... provinces of the country? SOUTH 24. People seem to have lost their .................................... in boating on small rivers. ENJOY 25. Visually the house is very pleasing, but it’s ........................................... COMFORT 26. Villages and towns are not as densely .................................... as cities. POPULATE 27. Festivals characterize customs and ......................... of a community. BELIEVE 28. The Giay practice rice ............................................. in submerged fields. CULTIVATE 29. The population of Vietnam contains a rich ................................ of ethnic groups. DIVERSE 30. The communal house is usually used for village ......................................... FESTIVAL 31. His ...................................... to the Internet is taking over his life. ADDICT 32. Who lives more happily, ................................... or city dwellers? NOMADIC

Ai trả lời giúp vs vote 5 sao cảm ơn

có app làm nhạc nào trên máy tính không ạ?, ai biết chỉ em với ạ

Fill in the blanks with the suitable form of the words in brackets. 46. The presentation was a _________________ effort by all the children in the class. (collaborate) 47. Her family has _________________ $50,000 to the fund. (contributive) 48. The inheritance money was shared _________________ among the three sisters. (equal) 49. When he saw the crash (vụ va chạm), the young boy acted very _____________ and called the police. (responsible) 50. Young children’s behaviors depend mainly on the ways of _________________ (parents) Fill in the gap with suitable word(s). WRITE NO MORE THAN THREE WORDS IN EACH SENTENCE. 9. When I had difficulty in my project, they __________________ hand and we worked it out together. 10. Teachers should try to avoid __________________ their own beliefs on their students.

Viết một bài văn ngắn cảm nhận của em về bài ca dao sau: Thương thay thân phận con tằm, Kiếm ăn được mấy phải nằm nhả tơ. Thương thay lũ kiến li ti, Kiếm ăn được mấy phải đi tìm mồi. Thương thay hạc lánh đường mây, Chim bay mỏi cánh biết ngày nào thôi. Thương thay con cuốc giữa trời, Dầu kêu ra máu có người nào nghe.

Hòa tan hoàn toàn 7,8g hh Mg, Al vào HCl dư thu được 8,96l H2 và dd A a) Tính %m mỗi kim loại b) Cho dd A td với NaOH dư thu đc m(g) kết tủa. Tính m c) cho 7,8g hh kim loại trên td H2SO4 đặc nguội thu đc V1(l) SO2. Tính V1

giải hộ mình hai câu này nhé mọi người(cảm ơn nhiều ạ)

Giúp mình luôn với ạ vì mình đang cần gấp á, sẽ vote 5 sao nha, cảm ơn mn nhìu^^

Giúp em vớiiiiiiiiiiiiiiiiiiiiii