Cột 2:+He had rarely arrived when things started to go wrong(cách 1 dùng:s1+had+rarely+PP(v1)+when+s2+v2)
+He had no sooner arrived than things started to go wrong(Dùng với no sooner+Pp(v1))
Cột 3:+Rarely had he arrived when things started to go wrong(rarely +had+s1+PP(v1)+when+s2+vs)
+No sooner had he arrived than things started to go wrong(no sooner+had+s1+pp(v1)+than s2+v2)
Không sao chép hay tra mạng ạ