Translation of "Greece…" in Chinese

Greece is a beautiful country.

希腊是美丽的国家。

Greece is an old country.

希腊是个古老的国家。

He was born in Greece.

他生在希臘。

My father had gone to Greece.

我爸爸已经去过希腊了。

My father had once been in Greece.

我爸爸已经去过希腊了。