Ex1: Complete the following passage using the words given in box. There is one word that you don’t need. polluting because natural planet pollution although Water is undoubtedly the most precious (1)______________ resource that exists on our planet. Without water, life on Earth would be non-existent. It is essential for everything on our planet to grow. (2)_____________ we as humans recognize this fact, we disregard it by (3) ________________our rivers, lakes, and oceans. Subsequently, we are slowly but surely harming our (4)_______________ at a very alarming rate. In order to combat water (5)______________, we must understand the problems and become part of the solution.

Hãy nêu phương pháp nhận biết 3 dung dịch đựng trong 3 lọ mất nhãn Ba(OH)² ; HCl ; Na²SO⁴

đại từ quan hệ "which" có thể thay cho cả mệnh đề chính không?

Viết đoạn văn khoảng 10 câu theo phép lập luận diễn dịch trình bày ngắn gọn cảm nhận về nội dung và nghệ thuật (chỉ ra 1 câu cảm thán có trong đoạn văn)

Số nguyên dương là gì. CÓ phảo N sao không ạ

cho pt x^2 -2mx+m^2-m+1=0 tìm m để phương trình co 2 nghiệm phân biệt x1; x2 tm: x1^2-2mx2-3m^2-m-5<=0

Giúp mình với ạ mình , mình đang cần rất gấp Cảm ơn nhiều ạ ,hứa cho 5 sao

III- One of the underlined part is NOT correct. Find and correct it (1.0 pts) 1. It is predicted that all students have e-books in 2050. A B C D 2. What can we do to protect danger species like giant panda? A B C D 3. The teacher told that this water was impure and couldn’t be used in our experiment. A B C D 4. I can’t come to your party next Friday as I will be work on that day. A B C D 5. We plan using video chatting to keep in touch with our family. A B C D

Nhanhh giúp e vs ạ e đag cần gấp

I- Circle the best answer (A, B, C, or D) to complete the sentences. (1.0 pt) 1. Computer is one of the most important _____________ of the 20th century. A. inventing B. inventories C. inventions D. inventors 2. Scientists say that if people see a UFO, it _______________be a spacecraft. A. will B. might C. have to D. can 3. Astronauts use __________________ to move around when they are on the Moon’s surface. A. spaceships B. flying saucers C. space cars D. space buggies 4. Eating too much sugar can__________________ to health problems. A. lead B. result C. make D. cause 5. The heavy rain caused _______________in many parts of the country. A. droughts B. floods C. storms D. earthquake 6. People who cannot hear nor speak often communicate using __________________. A. signs B. pictures C. sounds D. codes 7. Emergency teams are still clearing the ______________ from the plane crash. A. waste B. dust C. piece D. debris 8. Trees can’t grow here because the soil is too______________. A. pollute B. polluting C. polluted D. pollution 9. Too much use of electric lights in the cities may cause ______________. A. air pollution B. light pollution C. soil pollution D. visual pollution 10. Do you think there _________ less conflict in the world if all people ________ the same language? A. would be/ spoke B. will be/ spoke C. were/ would speak D. would be/ speak mik cần gấp nhoa!!!! ai làm mik vote 5 sao nhoa!!!