他在纸条上写下了“我爱你”三个字。

He wrote '___I-love-you' on the note.

她每晚睡前都会对妹妹说'我爱你'。

She tells her little sister '___I love you' every night before bed.

看到早餐已经准备好了，我笑着对室友说“爱你哦”。

When I saw breakfast was ready, I smiled and said '___I love you' to my roommate.