At 7 a.m. yesterday, my father _____ to work when it started to rain. A. drives B. drove C. was driving D. is driving
Giải thích
Đáp án đúng là: C
Dấu hiệu: “At 7 a.m. yesterday” (thời gian cụ thể trong quá khứ)
→ Dùng quá khứ tiếp diễn.
Cấu trúc: S + was/were + V-ing
Chọn C. was driving
→ At 7 a.m. yesterday, my father was driving to work when it started to rain.
Dịch: Lúc 7 giờ sáng hôm qua, bố tôi đang lái xe đi làm thì trời bắt đầu mưa.