V. Read the folowing passage and answer the questions: In Western countries, electricity, gas, and water are not luxury but necessities.Company now realize that consumers want products that will not only work effectively, but also save money. For most North American households, lighting acounts for 10 percent to 15 percent of the electricity bill. However, this amount can reduced by replacing an ordinary 100-watt light bulb with an energy saving bulb. These bulbs use a quarter of the electricity of standard bulbs and last eight time longer. Therefore cosumers can save about US7 to US21 per bulb. In Europe, there is a labeling scheme for refrigerators, freezers, washing machines and tuble dryers. The lable tell the consumers how much energy efficiency each model has, compared with other appliences in the same category. Ultimately, these inovations will save money as well as coserve the Earth’s recources. Questions: 1, What are Western cosumers interested in? ………………………………………………………………………………………… 2, What can we do to spend less on lighting? ………………………………………………………………………………………… 3, What is the purpose of labeling scheme? ………………………………………………………………………………………… 4. Why should we save energy? ………………………………………………………………………………………… 5. Are electricity, gas, and water luxury in Western countries? …………………………………………………………………………………………

Giúp mik nha cảm ơn các bn.2 câu 20đ

câu 8 ạ giúp mk đi ạ @duyennguyen1997

Cho đoạn thẳng AB dài 8 cm , lấy điểm M sao cho AM = 4 cm a, tính độ dài đoạn thẳng MB b, Điểm M có phải là trung điểm của AB không ? vì sao ? c, Trên tia đối của tia AB lấy điểm K sao cho AK = 4cm . So sánh MK với AB

3) 57. (-231) + 131 . 57 4) 2019 + (412 - 2019) 5) 246 + (-17) + (-246) + 24

Kẻ hình làm hai bài hộ e với nha<3

1. even/ I/ me/ if/ will/ to/ never/ apologizes/ forgive/ he/ him. 2. to/ You/ may/ have/ early/ you/ if/ leave. 3. specialties/ Thailand/ local/ visit/ ,/ the/ to/ try/ happen/ should/ you/ you/ If. 4. harder/ your/ you/ work/ in/ can/ you/ achieve/ If/ more/ ,/ life. 5. promotion/ he/ get/ must/ to/ dedication/ show/ wants/ his/ James/ hard/ If/ work/ ,/ and. 6. Will/ time/ you/ afford/ come/ can/ to/ you/ my/ if/ house? 7. if/ job/ he/ do/ to/ What/ change/ can/ he/ wants/ his? 8. trouble/ ,/ you/ in/ help/ can/ are/ call/ you/ me/ If/ for. 1. Jim/ always/ ask/ me/ what/ I/ do/ lf/ I/ see/ shooting star. 2. My mother/ often/ add/ stick/ cinnamon/ in/ soup. 3. If/ you/ can/ not/ drink/ black/ coffee/ ,/ you/ can/ add/ milk/ or/ sugar. 4. How/ the/ cake/ taste/ if/ we/ add/ drop/ olive/ oil? 5. My son/ not/ eat/ salad/ if/ there/ be/ tomatoes/ in/ it. 6. My sister/ often/ eat/ slices/ bread/ with/ strawberry/ jam/ for/ breakfast. 7. Yesterday/ my/ mother/ and/ I/ buy/ some/ tin/ sardine/ and/ vegetables. 8. If/ you/ want/ your/ dish/ look/ better/ you/ garnish/ it/ with/ vegetables Giúp mk vs

VIII. Choose the word which best fits each gap. While art may not be vital to fulfill our basic needs, it does make life (1) ________. When you look at a painting or poster hang on your living room wall, you feel happy. The sculpture on the kitchen windowsill create a (2) ________ of joy. These varieties of art forms that we are surrounded by all come (3) ________to create the atmosphere that we want to live in. Just like art, music can make life extremely joyful and can have a huge effect (4) ________ our mood. If you have something hard or difficult to work on or are feeling tired, an energetic song will likely (5) ________you up and add some enthusiasm to the situation. Similarly when stress is high, many people find that relaxing to calming music is (6) ________ that eases the mind. 1. a. boring b. beautiful c. joyful d. helpful 2. a. sense b. feel c. cause d. way 3. a. away b. along c. down d. together 4. a. on b. in c. at d. of 5. a. take b. wake c. pick d. bring 6. a. something b. anything c. everything d. nothing IX. Read the text carefully, then answer the questions. Modern graffiti began in big cities in the United States in the 1970s. One of the first ‘taggers’ was a teenager called Demetrius. He wrote his tag TAKI 183 on walls and in subway stations in New York. Other teenagers saw Demetrius’s tag and started writing their own tags on walls, buses and subway trains all over New York. Then, some teenagers started writing their tags with aerosol paint. Their tags were bigger and more colourful. Aerosol paint graffiti became very popular in the 1970s and 1980s and appearedon trains, buses and walls around the world. In the 1990s and 2000s, a lot of graffiti artists started painting pictures. In some countries, writing or painting on walls is a crime and street artists can have problems with the police. In other countries, artists can draw and paint in certain places. For example, in Taiwan, there are ‘graffiti zones’ where artists can paint on walls. In São Paulo in Brazil, street artists can paint pictures on walls and houses. Their pictures are colourful and beautiful. Some tourists visit São Paulo just to see the street art! 1. Where did modern graffiti begin? 2. What was Demetrius’s tag? 3. What did young people write on New York walls? 4. When did aerosol paint graffiti become popular? 5. Is graffiti legal in every country in the world? 6. Where can artists paint in graffiti zones?

IV. Using the correct form of the word in brackets: 1, Mr.Nam is a teacher . Now he (teach) at Le Loi school ........................... 2, Today is (beautiful) than yesterday. ...................................................... 3, What a (beauty) girl! .............................................................................. 4, Who is the (tall) in your class? ............................................................... 5, Doctor Jone’s (invent) is well known all over the world......................... 6, He seldom (do) his homework. He is a lazy student........................ 7, Tam has a big (collect) of foreign coins………………………………… 8. I was very (bore) with the film last night……………………………….. 9, Who is (tall) than Hung ? ............................................. 10, Today is a (wonder) day. ............................................ 11, Mr.John’s (invent) is well known all over the world. 12, Mr.Pike is working on a farm . He is a (farm) ......................................

1. 4g and 4h___________ HELP ME PLS!!!!! 2. 3h and -2h _______________ 3. 5x and 4xy ______________ 4. 2x2y3 and 2x2y5 ______________ 5. 5p2q3and -4p2q3 ______________ 6. 8rs and -8rs ______________ 7. 2x2 and 3x2 ______________ 8. 5m8n3 and 2m2n5 _______________ 9. 2r and 6s _______________ 10.4st and -3st _______________