While my sister a vlog, my brother _ me with editing the video. A. recorded/ helped B. was recording/ was helping C. recorded/ was helping D. was recording/ helped

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While my sister ________ a vlog, my brother _________ me with editing the video.

recorded/ helped

was recording/ was helping

recorded/ was helping

was recording/ helped

Giải thích

Hướng dẫn giải:

Đáp án đúng: B

Ta dùng thì quá khứ tiếp diễn cùng while để diễn tả hai hành động đang cùng xảy ra tại một thời điểm trong quá khứ: While + S1 + V1 (quá khứ tiếp diễn), S2 + V2 (quá khứ tiếp diễn)

Dịch nghĩa: While my sister was recording a vlog, my brother was helping me with editing the video. (Trong khi chị tôi đang quay một vlog mới, anh trai tôi đang giúp tôi chỉnh sửa video.)

While my sister ________ a vlog, my brother _________ me with editing the video. A. recorded/ helped B. was recording/ was helping C. recorded/ was helping D. was recording/ helped

While my sister a vlog, my brother _ me with editing the video. A. recorded/ helped B. was recording/ was helping C. recorded/ was helping D. was recording/ helped