回答

・Because of you, I could enjoy my days here in the US.
・You made my stay here in the US wonderful.
・It's all your effort that I enjoyed living in the US.

【Because of you, I could enjoy my days here in the US. 】
「謝謝你，在美國的生活真是太有趣了」

because of someone or something = ～因為某人或某事
days =日子、度過的時間

【You made my stay here in the US wonderful. 】
你讓我在美國的停留變得精彩。
＝因為有你，我在美國的生活才如此美好。

make something ADJECTIVE = 使〜（形容詞）
stay = 停留、居住　

【It's all your effort that I enjoyed living in the US. 】
我之所以能夠享受在美國的生活，全都歸功於你的努力。
＝因為你的努力，我才能享受在美國的生活。

One's effort =～的努力
effort = 努力
living somewhere = 在...居住、生活在...

有幫助｜0