Bộ 10 đề ôn thi học sinh giỏi Tiếng anh lớp 9 năm 2023 có đáp án (Đề 7)

We have called ………………….the meeting until we can find someone who can write a protocol.

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We have called ………………….the meeting until we can find someone who can write a protocol.

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Giải thích

We have called off the meeting until we can find someone who can write a protocol.