He asked meRobert and I said I did not know .
He asked me____________Robert and I said I did not know ____________.
A. that did I know / who were Robert
B. that I knew / who Robert were
C. if I knew / who Robert was
D. whether I knew / who was Robert
Đáp án C
Cấu trúc câu hỏi gián tiếp dạng Yes/No question: S + asked if/ whether + S + V lùi 1 thìCấu trúc câu hỏi gián tiếp dạng Wh-question: S + asked sb + wh-question + S + V lùi 1 thì
Anh ấy hỏi tôi liệu tôi có biết Robert hay không và tôi nói là tôi không biết Robert là ai.