I _ a terrible accident while I _ on the beach. A. was seeing / walked B. have seen / were walking C. see / am walking D. saw / was walking

10/40

Choose the best option to finish each of the following sentences by marking the letter A, B, C or D on the answer sheet.

I _______ a terrible accident while I _______ on the beach.

was seeing / walked

have seen / were walking

see / am walking

saw / was walking

Giải thích

Kiến thức: Quá khứ đơn - quá khứ tiếp diễn

Giải thích:

Thì quá khứ tiếp diễn diễn tả một hành động đang diễn ra thì hành động khác xen vào (quá khứ đơn).

Cấu trúc: S1 + Ved/V2 + while + S2 + was/ were + V-ing

Tạm dịch: Tôi đã nhìn thấy một tai nạn khủng khiếp khi đang đi bộ trên bãi biển

Chọn D

I _______ a terrible accident while I _______ on the beach. A. was seeing / walked B. have seen / were walking C. see / am walking D. saw / was walking