Answer these following questions based on the text in Practice 8 orally. What did his habit?

Dalam teks terdapat kalimat "There was once a nightingale in a cage by a window, that was his habit to sing only at night" yang sesuai dengan soal yang menanyakan hobi burung bulbul tersebut.

Jadi, jawaban yang benar adalah "His habit was to sing only at night".