They _________ in New York for ten years before they moved to London.
They _________ in New York for ten years before they moved to London.
A. live
B. have lived
C. had lived
D. were living
They _________ in New York for ten years before they moved to London.
A. live
B. have lived
C. had lived
Đáp án: C
Giải thích: Cấu trúc before trong quá khứ: S + had + Vp2 + … + before + S + Vqk + …
Dịch: Họ đã sống ở New York mười năm trước khi chuyển đến London.