1. (2021三上·秦都期末) 请给下列句子重新排序，使其组成一段完整通顺的对话。首句已给出。

①You have many cars!

②No. l have a toy plane.

③Yes. Do you have toy cars?

            1            ④Look! This is my toy box!

⑤Seven toy cars and a toy bear.

⑥How nice! What's in your box?