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2 năm trước
Tam giác ABC (AB<AC) nhọn nt (O), đường cao AH, vẽ đường tròn đường kính AH cắt AB, AC, (O) lần lượt tại M,N,D . AD cắt BC tại I . CM M,N,I thẳng hàng.
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C. READING A. Read the passage and choose the best answer (A,B,C or D) to complete it. THE RICE-COOKING FESTIVAL The rice-cooking (21) _____ was held in the communal house yard about one kilometer a way from a (river. There were three (22) _____: water fetching, fire- making and rice-cooking . The festival took one day. In the water- fetching contest one person from each team had (23)_____ to the river to get the fire In the fire-making contest two team members had to make fire in the (24)_____ way. They tried to rub pieces of bamboo together to make the fire. Six people from each team (25) _____ in the rice-cooking festival. They had to separate the rice from the husk and then cook the rice. Then choose the correct answer: 21. A. holiday 22. A. holidays 23. A. to run 24. A. strange 25. A. participates

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