31. One is for professors and the other one is for students.
32. The security personnel always stands near the school bus, and he always says"Professors first~ Professors first.
33. The same thing happens in Xianlin campus everyday.
34. One day, after lessons, I was waiting for the school bus.
35. The 2 lines were full of professors and students.
36. And the bus came, the security personnel said "Professors first~Prfessors first" as always as before.
37. The first bus was full.
38. The second school bus follow shortly.
39. Just like the firtst bus, the second one was going to be full by professors.
40. All the professors in, so the students were getting on the bus one by one.