“先穿过隧道，然后到人民医院 ，沿着这条路一直走，走过第一个十字路口，还是一直走，到第二个路口时，

Go through the tunnel, and you'll get to the People's(Renmin) hospital. Go along the street, pass the first crossroad and turn left at the second crossroad. Turn right at the next crossroad and you'll see the Third High School. Go in and walk to the playground, then turn left to enter the junior high school teaching building. The third class of freshman year is the third classroom from the staircase.