According to the passage, gramophones were ineffec...
Câu hỏi: According to the passage, gramophones were ineffective because they .
A got out of synchronization with the pictures.
B were too large for most movie theaters.
C were newly invented and still had imperfections
D changed speeds when the needle jumped.
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