WHEN WE CAME IN , A MEAL ...FOR US Ạ HAD ALREADY PREPARED B. HAD A...

Tiếng Anh Tổng hợp 24 đề thi thử Đại học môn Tiếng Anh 2016

25. When we came in , a meal ...for us Ạ had already prepared B. had already been prepared C. was preparing D. was been preparing