Bộ 20 đề ôn thi vào Chuyên Anh năm 2023 cực hay có lời giải (Đề 21)

Doris tiptoed up the stairs because she didn’t want to wake anyone up. To ______________________________________________________________________________________.

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Doris tiptoed up the stairs because she didn’t want to wake anyone up.

To ______________________________________________________________________________________.

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Giải thích

To avoid waking anyone up, Doris tiptoed up the stairs.