Students walk out of the exam site at the Tianjin No 1 Middle School in Tianjin, North China, March 17, 2017. Students took part in the first test for English as part of China's National College Entrance Examination in Tianjin on Friday. As from 2017, two oral and written tests will be held for English during the National College Entrance Examination in Tianjin, and the better scores will be chosen as the final results. [Photo/Xinhua]