18.Nosooner----beguntospeak-----Isensedthatsomethingwaswrong.18.Nosooner----beguntospeak-----Isensedthatsomethingwaswrong.A.hehas;whenB.hehad;thanC.hadhe;thanD.didhe;when这是什么句型,请给我讲讲这种语法

Question

18.No sooner ---- begun to speak ----- I sensed that something was wrong.
18.No sooner ---- begun to speak ----- I sensed that something was wrong.A.he has;when B.he had;than C.had he; than D.did he; when
这是什么句型,请给我讲讲这种语法,选详解清楚的为最佳答案,.

Answer 1

选C
这里涉及到一个固定句式
no sooner ...than 的用法
其中no sooner 这部分用过去完成时,than 后面用过去式,意思是一.就,时态是固定的
同时,否定词no 位于句首,要倒装,因此,选C