根据上下文内容，完成对话。（7分）
It is Sunday morning. Liu Tao and Yang Ling are going to the cinema_____bike. They are coming to a crossing.
Yang Ling:Stop! Liu Tao!
Liu Tao: Why? It’s late. We _____hurry up.
Yang Ling:Look at the light. It’s red now, and it means“Danger”. The cars and the buses must_____and we must_____here.
Liu Tao: What does the _____light mean?
Yang Ling:It means“wait”. We should wait till the light is ______.
Liu Tao:Yes, I see. The light is green now. We can____now!
Yang Ling: Ok! Let’s go.
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