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ngocanhmai456
2 năm trước
Cho tam giac ABC (AB<AC)phân giác góc A cắt BC tại D.Chứng minh rằng AD<AB.AC
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This car runs on chocolate! Scientists have built a 300kph racing car that uses chocolate as a fuel! The project is (1) ............ to show how car-making could (2) ............ environmentally friendly. The car meets all racing car (3) ............ apart from its fuel. This is a mixture of waste chocolate and vegetable oil, and such ‘biofuels’ are not (4) ............ in the sport yet. It has to be mixed with normal fuel so that all parts of the car keep working. Carrots and other root vegetables were used to make some parts inside and outside the car. Even the mirrors are made from potatoes! The sides of the car (5) ............ a mixture of natural materials from plants as well as other recycled materials. The project is still young, so the scientists have not yet found out how ‘green’ the car is. They are planning many experiments to compare its (6) ............ against that of normal racing cars. 1. (1)____ intended wished decided insisted 2. (2)_____ develop move become arrive 3. (3)____ levels standards grades orders 4. (4)_____ allowed let ruled agreed 5. (5)_____ store involve collect contain 6. (6)_____ operation performance display technique

For each question, write the correct answer. Write ONE word for each gap. Our new skatepark! by Jack Fletcher Is there a great skatepark in your town? We’ve now got the ______ fantastic skatepark ever, and it’s all because of my friends and me! Our old skatepark was full of broken equipment, so none of us ever went there. But we all agreed that __________we had a better skatepark in our town, we’d use it. And teenagers might come _______________ other towns to join us, too. So I set up an online questionnaire to find out ______________ local people wanted. I asked them whether we should improve our old skatepark __________________build a completely new one. People voted to build a new one. Then we held some events to get money to pay for it. In the end we collected half the cost, and the local council paid the rest. It______________ finally finished last month. So come and try it – you’ll have a great time!

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