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HUYANHAN
2 năm trước
nguyên tử của nguyên tố X thuộc nhosmVIA,có tổng số hạt là 24 a) xđ X b)Y có ít hơn X là 2 proton.Xđ Y c) X và Y kết hợp với nhau tạo thành hợp chất Z,trong đó X chiếm 4 phần và Y chiếm 3 phần về khối lượng . xđ công thức phân tử của Z
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visitors stories mountainous any riding to with life I live in a (1)............... village. My parents often tell me (2)............ about their life in the past . It's not much like the village I can see nowadays some village now live in brick houses instead of earthen ones. Our houses are better equipped (3).............. electric fans and TVs . Thanks to the TV,we now know more about (4)............ outside our village . We don't use oil lamps (5) ................more . We have electric light which are much brighter. More village are using motorcycle for transport instead of (6)............ a horse or walking . We - village children - no longer have to walk a long way and cross a stream to get (7)..................... school, which is dangerous in the rainy season. Now there's a new school nearby. We also have more (8).................. from the city.They come to experience our way of life.

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