I didn't realize that somebody was recording our conversation.
a. I didn’t realize that our conversation was recorded.
b. I didn't realize that our conversation was being recorded
c. I didn't realize that our conversation was being recorded by someone.
d. Our conversation wasn't realized to be recorded.
Đáp án B
Dịch: Tôi đã không nhận ra rằng ai đó đang ghi lại cuộc trò chuyện của chúng tôi. - Tôi đã không nhận ra rằng cuộc trò chuyện của chúng tôi đang được ghi lại.