你正在路口的最左边车道等待信号灯放行左转弯,下面哪一个信号灯亮起的时候你可以左转?You are in the left-hand lane at traffic signals. You are waiting to turn left. Which of these traffic signals may you move on?

AA
AA
BB
BB
CC
CC
DD
DD

绿色的左转相位信号灯明确地告知你可以左转。