Mới tìm hỉu suongsuong về Hóa :) Oxi hóa là gì ? Giải thích thật đơn giản nhé Học ngu lém á ;-;

Các câu hỏi liên quan

I- Circle the best answer A, B, C or D to complete the sentences: Write A, B, C or D in the box (2.0pts) 11. How…………. rice does he want? A. many B. much C. any D. about 12. Superstitions still________ an important part of life for many people in Vietnam. A. take B. play C. do D. give 13. Educated women are likely to get __________ jobs and become more important at home. A. well-trained B. well-paid C. well-prepared D. well-educated 14. Some people think that married women ________ pursue a career. A. shouldn’t B. might not C. mustn’t D. may not 15. You ________ pick those flowers. Don’t you see the sign? A. can’t B. don’t need to C. mustn’t D. needn’t 16. What……….…going by bike to the pagoda? A. there B. sport C. about D. time 17. When _______ bride wears “something old”, it reminds her of her family and ________ past. A. an / a B. a / a C. the / the D. a / the 18. This ceremony is known under different names. A. clever B. fortunate C. traditional D. numerous 19. I don’t have………….apples but I have………….oranges. A. any- any B. some- any C. some- some D. any- some 20. Don’t throw trash into the river. It……….…water A. plows B. saves C. damages D. pollutes I- Choose one word with different pronunciation of the underlined part. Write A, B, C or D in the space provided. (1.2pts) 1 A. plays B. says C. days D. stays 2 A. what B. who C. where D. when 3 A. sport B. start C. listen D. eat 4 A. game B. geography C. vegetable D. change 5 A. station B. intersection C. question D. invitation 6 A. teacher B. children C. lunch D. chemistry II. Write the correct form of the words given in capital letters write the answers in the box (2.0pts) 21. Her birthday is on the……….…of September. (TWENTY) 22. There are five…….……in the kitchen. (KNIFE) 23. There are a lot of interesting…….……in the summer. (ACT) 24. It was the bird’s first ____________________ from the nest. (FLY) 25. Yesterday we spent a ____________________ afternoon by the river. (PEACE) 26. They often play sports. They are very…….…… (SPORT) 27. She’s a good student but she lacks ______________ . (CONFIDENT) 28. Stephen Biko was an ____________ supporter of the peace movement. ENERGY 29. In my___________ there is a market, a clinic, a post office and a supermarket. (NEIGHBOR) 30. Air…….……is a big problem in the big cities. (POLLUTE) I