bonus words

this is a typical answer-and-question session in our reading time. and recently rafael started to surprise us by some bonus answers.

究竟愷愷是從哪裡學會＂妹妹＂（普通話）？是學校的普通話同學嗎？

bonus from mama: listen to what daddy hums at the back. you know who's doing the brainwashing now.