500 Câu trắc nghiệm ngữ pháp Tiếng Anh có đáp án - Phần 21

Tay Bac university_______in Son la town for two years.

173/375

Tay Bac university_______in Son la town for two years.

was built

is built

have been built

has been built

Giải thích

Chọn đáp án D