Immediately after his appointment to the post, the new editor fell ill. => No sooner _____________________________.
Immediately after his appointment to the post, the new editor fell ill.
=> No sooner _____________________________.
Đáp án: No sooner had he been appointed to the post than the new editor fell ill.
Giải thích: No sooner...than: Ngay khi...thì
Dịch: Anh ấy vừa được bổ nhiệm vào vị trí này thì biên tập viên mới bị ốm.