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2 năm trước
Cho tam giác ABC cân tại đỉnh A, biết độ dài cạnh đáy AB, đường cao AH, và cạnh bên BC theo thứ tự lập thành cấp số nhân với công bội q. Giá trị q^2 bằng ?
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Our school has an organic garden . We learn about growing vegetables and looking after them in our food science lessons. In the holidays, we can volunteer to work in the garden. My family live in a flat so it's great for me to have a garden at school. Volunteers can take some vegetables home too, so my parents are very happy that I like working there. My aunt and uncle live on a farm in the Red River Delts. It isn't very big but they have hens, pigs, and cows. We always do to stay with them in summer. It's a beautiful place and the food is amazing. All the vegetables are so fresh and, because the farm is organic, we know they are healthy, too. We live in Ha Noi and my parents buy food at The Viet Fresh Farm Shop near our flat. It is very famous in our city and all the food they sell is from animals that live on the farm of vegetales that they grow. They organise a food festival once a year and we always do to eat he free food and watch cookery demonstrtions . They are really interesting and you can learn a lot about cooking. A. Read the passage again. Match the underlined words with the correct meanings ( 1 - 6 ) 1. very good_______________________________________________________. 2. something or someone that a lot of people know about________________________________. 3. activities which explain and show how to do something__________________________________. 4. people working or helping because they want to, not for money__________________________. 5. the animals that the meat beef comes from_________________________________________. 6. offer to do something for no money______________________________________________. B. Read the passge again. Choose the correct answer to the questions. 1. The students at the school__________________. A. have to work in the school garden. B. get some free food for working in the garden. C. have food science lessonsduring the holidays. D. use the vegetables from the garden in cookery lessons. 2. The student who wrote about the school garden_________________. A. works there with her parents B. also helps in her paaren's garden C. would like to work there in summer but she can't D. doesn't have a garden at home. 3. We know that the student who writes about the farm of her aunt and uncle certainly______________. A. goes there every year B. helps on the farm C. likes eating met from the farm D. eatsonly healthy food 4. The Viet Fresh Farm Shop_________________________. A. is the best farm shop in Ha Noi B. is famous all over Viet Nam C. sells only vegetarian food D. ony sels food from their farm 5. If you go to The Viet Fresh Farm food festival, you____________________________. A. have to pay for the food B. can watch how to cook different dishes C. see animals from the farm D. have to take food to sell

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