Fill the blanks with suitable tense of the verbs in parentheses

Since motion pictures_____( invent ) we have had a new kind of entertainment

$\text{Since motion pictures were invented we have had a new kind of entertainment.}$

$\text{⇒ Cấu trúc: O + was/ were + Vp2 + (by S)}$

$\text{#hphuongggg}$

was invented

S + have + V3/ed + since + S + V2/ed

Nhưng "hình ảnh chuyển động" thì không thể tự ohats minh nên đây là câu bị động

bị động thì QKĐ : S + was/were + V3/ed

`EKI2k7`