常考的几种倒装结构 1)当表示否定或基本否定的词或词组位于句首作状语时用倒装。这类词或词组常用的有：never,nowhere,seldom,rarely,little,hardly,scarcely,barely,notuntil,notonly,bynomeans,innotime,undernocircumstances,undernocondition,innoway,innocase,atnotime,onnoaccount等。 NeverhaveIhearditbefore. NowherecanIfindmylostwatch. Undernocircumstanceshouldastudentcheatintheexam. NotonlywasChurchillastatesman,butalsoapoet. Note:当nosooner…than和hardly/scarcely…when/before位于句首时用倒装。该结构表示“一…就…”，在时态上主句一般用过去完成时，when或than引导的从句用一般过去时。 Hardly/ScarcelyhadIgothomewhen/beforethebellrang. Nosoonerhadtheperformancebegunthanthelightswentout.
