CULTURAL DIVERSITYI/ HÃY CHỌN MỘT CÂU TRẢ LỜI ĐÚNG NHẤT

23. - ON THI TRAC NGHIEM TIENG ANH 12BAM SAT
ON THI TRAC NGHIEM TIENG ANH 12BAM SAT

23. Sally _________ really hard for her final exam this week.

A. took B. had taken C. would take D. is taking