seat|seated

我可以坐这个座位吗？

Can I take this ___seat?

我总是尽量在拥挤的公交车上找到一个座位。

I always try to find a ___seat on the crowded bus.

请保持坐好，直到公交车完全停稳。

Please remain ___seated until the bus comes to a complete stop.