It can be inferred that ...
Câu hỏi: It can be inferred that .
A most movie theaters had a pianist
B sound-effects machines were not common because they were expensive
C orchestras couldn't synchronize sound with the pictures
D gramophones were developed about the same time as moving pictures.
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT Quốc Gia môn Tiếng Anh trường THPT Đa Phúc - Hà Nội - lần 3 - năm 2016