a) 274 + X = 45 203 X + 987 = 1024 12 756 + X = 47 005 X + 39 786 = 509 764 b) X - 756 = 215 X - 25 734 = 475 29 450 - X = 15 429 175 347 - X = 25 738

Giúp em nhanh với ạ, sắp nộp bài kt rồi, cảm ơn nhiều

Giải phương trình: $log_{3}x$.$log_{9}x$.$log_{27}x$.$log_{81}x$ $=$ $\frac{2}{3}$

Vẽ đậu mầm/anime/chibi NL: Bình luận.

cho các chất : ancol etylic axit axetic nc etyl fomat thứ tự nhiệt độ sôi giảm dần là

mình cần gấp ...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................

Giúp mình với!!!!! Hình học không gian nka

IV. Choose the correct sentence from the four options a, b, c or d 34 How/ lives/ people/ in/ their/ many/ the/ lost/ flood? a. How many people lost their flood in the lives? b. How people lost their many lives in the flood? c. How many flood lost their lives in the people? d. How many people lost their lives in the flood? 35 What/ to/ should/ help/ we/ homeless/ do/ people? a. What should we help to do homeless people? b. What should we do to help homeless people? c. What we should do to help homeless people? d. What we should help to do homeless people? 36 Have/ rescue/ the/ been/ stricken/ workers/ to/ area/ sent? a. Have been rescue workers sent to the stricken area? b. Have rescue workers sent been to the stricken area? c. Have rescue workers been sent to the stricken area? d. Have rescue workers been to sent the stricken area? 37 We/ to/ called/ take/ ambulance/ to/ the/ the/ injured/ hospital/ the. a. We called the ambulance to take the injured to the hospital. b. We called the ambulance take to the injured to the hospital. c. We called the ambulance to take injured the to the hospital. d. We called the ambulance take to injured the to the hospital. 38 Because the storm is getting bad, you shouldn’t go out a. The storm is getting bad, so you shouldn’t go out. b. The storm is getting bad, but you shouldn’t go out. c. The storm is getting bad, for you shouldn’t go out. d. The storm is getting bad, or you shouldn’t go out 39 The weather forecast is sometimes unreliable. a. Sometimes we can count on the weather forecast. b. Sometimes we can spend on the weather forecast. c. Sometimes we can’t count on the weather forecast. d. Sometimes we can’t spend on the weather forecast. 40 Many countries are not able to deal with natural disasters. a. Many countries can’t possibly deal with natural disasters. b. Many countries are to deal with natural disasters. c. Many countries will deal with natural disasters. d. Many countries could not deal with natural disasters. 41 We are raising money to help people in the flooded area a. We are raising money so that we can help people in the flooded area b. We are raising such money to help people in the flooded area c. We are raising enough money to help people in the flooded area d. We are raising money in order not to help people in the flooded area 42 If that man hadn’t burnt rubbish in the forest, there would not have been a forest fire. a. There was a forest fire because that man burnt rubbish in the forest. b. There was no forest fire although that man burnt rubbish in the forest. c. There may be a forest fire if that man burnt rubbish in the forest. d. There was a forest fire due to that man burnt rubbish in the forest. V. Choose the word or phrase (A, B, c or D) that best fits the blank space in the following passage? Water Pollution in India Contamination of water from any external source that makes it (41) .......... to life is known as water pollution. (42) .......... the fast industrial development and modem civilization, the problem of water pollution is (43) .......... day by day. The (44) .......... sources of water pollution are domestic wastes, agricultural wastes, sewage disposal, industrial wastes, radioactive wastes and oil leakages. All the Indian rivers. including the holy river Ganga, have become highly polluted today. However, the Ganga Action Plan to control its water from pollution has not been proved (45) .......... . The (46) .......... of water pollution is widespread. It causes many severe water- borne diseases. According to WHO, 21 per cent of all (47) .......... diseases in India are water-borne diseases. Oil is the main pollutant of the sea water. Huge tankers often dump oil into the sea. This act of dumping (48) .......... kills sea plants and animals. 43a. harm b. harmful c. harmless d. unharmed 44a. At b. Of c. In d. With 45a. increase b. increasing c. increased d. to increase 46a. most b. more c. major d. hard 47a. success b. successful c. unsuccessful d. succeeded 48a. effect b. effects c. affect d. affects 49a. communicate b. communicative c. communicable d. communication 50a. poisons b. poisonous c. poisoning d. poisoned

III. Write complete sentence using the suggested words. 26 I can't understand him because he speaks so quickly. (If ) 27 Smoke from mills, factories and industry can cause health problems like asthma and lung diseases. (lead) 28 We don't trust Lan because she behaves badly. (because of) 29 Although he took a taxi, he still arrived late for school. (in spite of) 30 I walk to school in 20 minutes everyday. (It takes) 31 My brother isn’t old enough to ride a motorbike. (too.....to) 32 her/ is/ phone/ choosing/ tone/ for/ ringback/ a/ to/ Lan / set/ song. 33 her/ She/ in/ kept/ order/ watch/ at/ late/ on/ to/ avoid/ being/ glancing.

Đặt câu với các từ sau đây Greeted Guide Whispered Button Lưu ý: 1. Ngắn gọn nhưng đừng đơn giản QUÁ 2. Để nguyên những từ mình đánh nha, đừng chia ra thì khác!