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leminhtuan2005ldk
2 năm trước
Cho 4,8g kim loai Mg t/d HCltheo pt:Mg+ HCl=MgCl2+H2 1/ lap ptpu 2/tinh kh/lg MgCL2 tao thanh 3/tinh V cua H2 sinh ra (DKTC) Giup em voi.Cam on a!
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Complete each of the following sentences with a suitable preposition or particle. 1. He’s been to the USA. Australia and India this year. He certainly gets ________! 2. The elaborate bridal costumes of the coastal Indians are handed ________ from mother to daughter. 3. I could probably work ________ the answer if I had a pencil, some paper and a calculator. 4. Delilah wasn’t at all hungry’, and could only toy ________ the food on her plate. 5. As the years passed, Joe’s memories of his terrible experience faded ________, and he began to lead a normal life again. 6. As darkness fell, there was nothing but to make ________ the nearest village. 7. There is no time to do anything but touch briefly ________ the most important points. 8. Look, I take it all ________ I should never have spoken like that. 9. The official looked quickly ________ my file, and then handed it back to me. 10. You shouldn’t have sent Sebastian that Valentine’s card. I think you’ve scared him ________.

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