YOU SAID:

Alice and Bob try to act natural, and do so perfectly.

INTO JAPANESE

アリスとボブは自然に振る舞おうと努め、それを完璧に実行します。

BACK INTO ENGLISH

Alice and Bob try to act natural, and they do it perfectly.

INTO JAPANESE

アリスとボブは自然に振る舞おうと努めており、それを完璧に実行しています。

BACK INTO ENGLISH

Alice and Bob try to act natural, and they do it perfectly.