My father is very busy with his work at the office. He usually comes home very at night.

3. Đáp án A Giải thích:
A. Late: muộn
B. Early: sớm
C. On time: đúng giờ
D. Past: đã qua, quá khứ
Dịch nghĩa: Ba tôi rất bận rộn với công việc ở văn phòng. Ông ấy thường về nhà muộn.

My father is very busy with his work at the office. He usually comes home very _______at night.