74. It was not until the police had conducted a thorough investigation into the robbery that they decided to release
Mr. Cook.
Or, It was not until they had conducted a thorough investigation into the robbery that the police decided to release
Bạn đang xem 74. - Đề thi học sinh giỏi môn Tiếng Anh lớp 10 cấp tỉnh năm 2019-2020 có đáp án - Sở GD&ĐT Hải Dương