When mother come in I reading brochure

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Choose the letter A, B, C or D to complete the sentences with given words

When/ mother/ come in/ I/ reading/ brochure.

When my mother came in, I am reading a brochure.

When my mother came in, I was reading brochure.

When mother came in, I was reading a brochure.

When my mother came in, I was reading a brochure.

Giải thích

Đáp án: D

Giải thích: cấu trúc when + quá khứ đơn, quá khứ tiếp diễn

Dịch: Khi mẹ bước vào, tôi đang đọc 1 cái tờ rơi.