1 => They select students at The Imperial Academy from local examinations.

2 => They recognized  the 82 Doctors stone tablets as a memory of the World in 2010.

3 =>They erected the first Doctors' stone tablets in 1484.

4 =>Old trees surround the temple of Literature.

5 => They started constructing Minh Mang tomb in 1842 

6 => The king passed papers at the Royal examinations in the past.

7 => Emperor Tran Hien Tong invited Chu Van An  to become the principal of the Imperial Academy.

8 =>During that period, 2,323 doctors  graduated from The Imperial Academy( câu chủ động-active voice)

1 => They select students at The Imperial Academy from local examinations.

2 => They recognized  the 82 Doctors stone tablets as a memory of the World in 2010.

3 =>They erected the first Doctors' stone tablets in 1484.

4 =>Old trees surround the temple of Literature.

5 => They started constructing Minh Mang tomb in 1842 

6 => The king passed papers at the Royal examinations in the past.