Làm câu tính bằng cách thuận tiện thôi em cảm ơn

Bài 4: Một sàn nhà hình chữ nhật có chiều dài hơn chiều rộng 6m. a. Tính diện tích sàn nhà biết sàn nhà có nửa chu vi là 31,6m b. Người ta lát sàn bằng viên gạch hình vuông cạnh 10cm. Tính số gạch cần lát. Dạng toán tỉ lệ thuận: Nhân chéo chia ngang Dạng toán tỉ lệ nghịch: Nhân ngang chia chéo

44-54x+42<64x+54 ....................

5x-3>9x-88 ....................

III. Read the following text and use the words given in the box to fill in the blanks. or for more architecture before and These by English art and architecture, the distinctive national art and (1) __________ that art may be said to have evolved in the 12th century with the Norman style. Building (2) _________ that time was in what is commonly called the Saxon (3) ________ Anglo-Saxon style, which combined Roman (4) ________ Celtic features, it is represented (5) __________ sparse remains of monasteries, churches, and cathedral crypts, notable (6) __________ the use of long-and-short ashlar stonework (7) _________ churches were small, relatively simple structures, having one or (8) ________ towers and one or three aisles, with wooden or stone roofing.

Read the text below and write one word in each blank to complete it: Many people use solar (1)............ to generate electricity. This method (2)............... a good way for our house. Users can save a lot of money from this way.We will (3)................. our natural resources.Nowadays, more material bags (4)............... also used than plastic (5).................. Giúp mình với nhé.Cảm ơn trước :))))

Reading 8: Sociologists have been carrying out research into the social pressures of being a teenager. Many adolescents are unhappy at school because they find it difficult to (1) ___ friends. This stress can bring on illness or result in poor grades. They may also worry about their appearance and often feel (2) ___ enormous pressure to dress, talk and behave the same as (3) ___. This phenomenon is called peer pressure, and it is very common in today’s society. Advertising contributes a lot to the social pressures teenagers feel. Advertisers know how important it is to feel that you belong to a group when you are in your teens, so they try to persuade teenagers that certain products will make them (4) ___ with their classmates. Sadly, many teenagers act irresponsibly and even do dangerous things just to make others accept them. Peer pressure is often the reason for teenage smoking, drug (5) ___ or dangerous driving. Teenagers need to learn to say “no” to social pressure and to find friends who they can talk things over with when they have a problem. 1. A. keep B. create C. remain D. make 2. A. in B. under C. over D. below 3. A. another B. the other C. others D. other 4. A. common B. popular C. open D. favorite 5. A. overdose B. abuse C. addicted D. overuse

viết lại câu sau she sings beautifully =>she is... we run fast =>we are...

Reading 7: Pollution We are slowly (1) ____ the earth. The seas and rivers are too dirty to swim in. There is so much smoke in the air that is unhealthy to live in many of the world’s cities. In one well-known city, for example, (2) ____ gases from cars pollute the air so much that traffic policemen have to wear oxygen marks. We have cut (3) ____ so many trees that are now vast areas of wasteland all over the world. As a result, farmers in some parts of America can’t grow enough to eat. In certain countries in Asia, there is too little rice. (4) ____, we do not take enough care of the countryside. Wild animals are quickly disappearing. For distance, tigers are rare in India now because we have killed too many for them to survive. We must act now before it is too (5) ____ to do anything. Join us now. Save the earth. It is too important to ignore. 1. A. destroying B. destroy C. to destroy D. destroyed 2. A. poisoned B. poison C. poisonously D. poisonous 3. A. off B. into C. up D. down 4. A. Moreover B. Despite C. Although D. Because 5. A. later B. latest C. lately D. late

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