but they must wait before the green light is s_____ if they want to turn left.

问题描述:

but they must wait before the green light is s_____ if they want to turn left.

shining ['ʃainiŋ]
adj.华丽的;光亮的
v.发亮;闪烁(shine的ing形式)你没看懂意思就答啊?!这句话的意思是 但是 如果他们想左转(if they want to turn left.)必须等绿灯亮起来(wait before the green light is shining ) 看懂了吗?