(2023) Đề thi thử Tiếng anh THPT Hàm Rồng có đáp án

He ____________ a terrible accident while he ____________ along Ben Luc Bridge. A. was seeing/ walked B. saw/ was walking C. see/ am walking D. have seen/ were walking

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He ____________ a terrible accident while he ____________ along Ben Luc Bridge.

was seeing/ walked

saw/ was walking

see/ am walking

have seen/ were walking

Giải thích

Chọn B