Tìm GTNN của A = x + √x + 1 / √x

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Read the following passage and mark the letter A, B, Cor D to indicate the correct word that best fits each of the numbered blanks from 26 to 30. Planning a trip can be as interesting as the holiday itself. However, ensuring a trip is well planned (26) ________ a lot of preparation work beforehand. You have to decide on the destination, the things to bring as well as the itinerary for the trip. First and foremost, you need to decide on your destination and when to go. You may also want to find out about the events and festivals that are taking (27) ________ at your destination during the period that you are visiting. You may want to include them in your programmes. Budgeting is another important factor to consider. It would determine your mode of transportation and accommodation. If you have company, you should discuss (28) ________ advance the programmes that you want to do together or alone during the trip. By doing so, you may somehow (29) ________ any unhappiness from occurring at the last moment. After confirming the place and time to go, and the budget and itinerary, the things that you need to bring will be next on your list. Some questions that you will ask (30) ________ are "Are you going during the warm or cold season?" or "Do you need extra clothing?" You can check out with the travel agent or even surf the Internet to find out about the weather conditions of your destination. 26. A. requires B. expects C. proposes D. purchases 27. A. time B. place C. room D. space 28. A. on B. with C. for D. in 29. A. cancel B. dismiss C. prevent D. delay 30. A. you B. your C. yours D. yourself