C58 The competition between audi r8 and audi s7

"That's not certain yet. It's 6: 40 now, 6: 50 after walking on the elevated platform. It's 6: 55 when you get off the elevated platform. You have to walk from the school gate to class for a few minutes. How can you not be late?" Furthermore, there are quite a few cars on the high shelves right now. Can you guarantee a speed of 80 kilometers per hour? "

After listening to Qin Long's analysis