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THERE ARE ....SAVING METHODS AND INVENTIONS TO USE...
THERE ARE ....SAVING METHODS AND INVENTIONS TO USE SOLAR ENERGY. A....
Tiếng Anh
DE KIEM TRA HK II SO 1
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Đáp án tham khảo
2. There are ....saving methods and inventions to use solar energy. A. on C.energize B. in D.energetics
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DE KIEM TRA HK II SO 1