Câu ví dụ #1
1. All four Vietnamese contestants won medals – three gold and one silver – at the 29th International Biology Olympiad (ibo 2018) held in Iran.
Xem thêm »1. All four Vietnamese contestants won medals – three gold and one silver – at the 29th International Biology Olympiad (ibo 2018) held in Iran.
Xem thêm »