I owe a debt of gratitude to all my family.

　　我很感激我的全家人。

　　I owe you a great debt of gratitude.

　　我對你感激不盡。

　　He smiled at them with gratitude.

　　他向他們笑了笑表示謝意。

　　Relief and gratitude were written all over his face

　　他一臉釋然與感激。

　　Elsie has had enough time to show her gratitude

　　埃爾茜有足夠的時間來表達(dá)她的感激之情。