有关高中英语倒装句的问题
1.Nosooner____asleepthansheheardaknockatthedoor
A.hadshefellB.hadshefallen
为什么要用过去分词而不用过去式?
2.____,Motherwillwaitforhimtohavedinnertogether
A.HoweverlateisheB.Howeverheislate
C.HoweverishelateD.Howeverlateheis