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Đề thi vào lớp 6 môn Tiếng Anh TP Thủ Đức năm 2025
Some scientists believe the Earth is 4,6 billion years old. However, the mountains, valleys, rivers, deserts and forests we see today are much younger than that.
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Some scientists believe the Earth is 4,6 billion years old. However, the mountains, valleys, rivers, deserts and forests we see today are much younger than that.
Xem chi tiết