我们必须等绿灯,然后才能过马路.We must __ __ __ __,then we can _ _ _.

问题描述:

我们必须等绿灯,然后才能过马路.We must __ __ __ __,then we can _ _ _.

We must wait lights turn green,then we can cross the road
有不会的可以再问我

We must wait for the lights to turn green, then we can cross the street.

wait for green light,.cross the road