1、A Green Card gives you official immigration status in the United states
在美國，綠卡是對移民身份的官方認可。

2、Liu said that Green card holders have the same rights and responsibilities as Chinese citizens.
劉莉莉說，綠卡持有者享受和中國公民相同的權利和義務。

3、The green card was a passport to the American Dream.
因為綠卡就是一張完成美國夢的通行證。

4、So I don't have too much time up here, before my green card expires.
那個……我能表演的時間不多，因為我綠卡馬上要過期了。