Maryam and Lan/ been/ pen pals/ over two years.

Câu hỏi: Maryam and Lan/ been/ pen pals/ over two years.

A. Maryam and Lan had been pen pals over two years.

B. Maryam and Lan have been pen pals for over two years.

C. Maryam and Lan haven’t been pen pals over two years.

D. Maryam and Lan have been pen pals since over two years.