P57ccad (-2.5,0) 5 Four wrong images are not drawn.
P58d is on y=3x+ 1, b is on y=3x+ 1h, and y=x-3 is on 2 150m C.
P59 D D A C B D A 3 1 15
P60 C 34 (1)24 minutes 90km/h (2)2~6 minutes 18~22 minutes (3) The red light stops (4)0 ~ 2 minutes, 30km/h accelerates, 6~8 minutes decelerates, 8 8~ 10.
Punch by hand, give points ~