Students enter their exam sites, Wednesday, for the national college entrance examination, or Gaokao, in Shexian County, east China's Anhui Province. /CFP

Chinese language and math exams scheduled for Tuesday were postponed to Thursday, as heavy rains and floods made many of the county's students unable to reach their exam venues on time. /CFP

They were able to take Wednesday's exams as scheduled, as the floods gradually waned. /CFP

Pontoon bridges are built overnight to ensure students to get to the exam venues safely on time. /CNR