VIII:
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Trả lời câu hỏi dưới đây:
It was not until 1915 _________ the cinema became an industry.
Đáp án là B. Cấu trúc: It + be + not until….. + that + S + V. Cho đến tận …. thì….