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kien09lhp
2 năm trước
2. Cho những ví dụ về mặt lợi ích và tác hại của lớp chim đối với con người? (4 điểm) ( gợi ý : ví dụ làm thực phẩm : gà, vịt...) mn kể chi tiết hộ e nha
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