You could not have made a very good impression on them.
A. You seem to have impressed them very unfavourably.
B. It’s impossible that the effect you made on them was particularly positive.
C. Something appears to have made them think you are unsuitable.
D. You should have tried harder to make them think well of you.
Đáp án B
Câu cho sẵn: cấu trúc could not have done sth: nói phỏng đoán về việc đã xảy ra ở Quá khứ, “Có thể là bạn đã không gây ấn tượng tốt với họ.”
Câu viết lại dùng: It’s impossible that + mệnh đề ở thì Quá khứ: Không thể là...