________they arrived __________they were told to go back. A. No sooner/when
Giải thích
B
No sooner had + S + P2 ...+ than + clause : vừa mới.............thì đã
= Hardly/ Scarely + had + S + P2 ...+ when+ clause
ð Đáp án B
Tạm dịch: Anh ấy hỏi tôi đã đợi bao lâu