TELEVISION ONLY FOR THE LAST FORTY OR FIFTY YEARS.A. MUST BE EXIST...

20. - THI VÀO 10 CHUYÊN
Lớp 10 Tiếng Anh THI VÀO 10 CHUYÊN

20. Television only for the last forty or fifty years.

A. must be existed B. has existed C. has been existed D. was existed