SCHOOL EDUCATION SYSTEMI. HÃY CHỌN MỘT CÂU TRẢ LỜI ĐÚNG NHẤT

ON THI TRAC NGHIEM TIENG ANH 12BAM SAT

Nội dung
Đáp án tham khảo

156. About 15,000 years ago, that region under ice a mile deep.

A, buried B. was burying C. was buried D. had buried