The musician ________ the guitar for about an hour...
Câu hỏi: The musician ________ the guitar for about an hour.
A has been playing
B is playing
C was playing
D will be playing
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPTQG môn Anh 2016 Hồng Quang lần 2