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buihoanghao1205
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Quần sát hình 41.1,42.1 SGK em hãy cho biết khí hậu ở Trung Và Năm Mĩ có sự phân hoá theo chiều A . Từ bắc xuống nam B . Từ tây sang đông C từ thấp lên cao D cả ba đáp án trên
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V. Read the passage then choose the best answers that fit the questions below. It is estimated that about 200 million people who use the Internet computer network around the world. The Internet allows people to work at home instead of traveling to work. The Internet allows businesses to communicate with customers and workers in any part of the world for the cost of a local telephone call. Email allows users to send documents, pictures and other data from one part of the world to another in at least 5 minutes. People can use the Internet to do shopping. This save a lot of time. It is possible to use the Internet for education – students may connect with their teachers from home to send or receive emails or talk their problems through ’on-line’ rather than attend a class. 26. How the Internet help people with their work? A. They must stay at home to work. B. They do not have to work at the office. C. They can stay at home to work. D. They have to travel to work. 27. How much does it cost for a businessman to communicate with customers. A. It is very cheap. B. It is quite expensive. C. It costs a lot of money. D. It costs no money. 28. According to the passage, what can users do when they want to sends some photos to a friend? A. They have to go to the post office. B. They can send them by emailing. C. They can send them by bus. D. They can only send documents. 29. How long does it take to do the shopping on the Internet? A. It takes a lot of time. B. It takes nearly no time. C. It takes less time. D. It takes more time. 30. What can students do when they stay home for COVID-19? A. It is impossible for them to study. B. It is possible to contact their teachers. C. They can play games with their teachers. D. They can join in online lessons with others.

IV.Read the text below and mark the letter A, B, C or D on your answer sheet to decide which answer best fits each space from 1 to 5. Most people think of computers as very modern inventions, products of our new technological age. But actually the idea for a computer had been worked out over two centuries ago by a man (1)_____ Charles Babbage. Babbage was born in 1791 and grew up to be a brilliant mathematician. He drew up plans for several calculating machines which he called "engines". But despite the fact that he (2)_____ building some of these, he never finished any of them. Over the years people have argued (3) _____ his machines would ever work. Recently, however, the Science Museum in London has finished building (4) _____ engine based on one of Babbage's designs. (5) _____ has taken six years to complete and more than four thousand parts have been specially made. Whether it works or not, the machine will be on show at a special exhibition in the Science Museum to remind people of Babbage's work. 21. A. written B. called C. recognized D. known 22. A. started B. wanted C. made D. missed 23. A. until B. though C. whether D. why 24. A. that B. the C. some D. an 25. A. He B. They C. One D. It

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