6、ermanA.haveB.didC.hadD.do3.考查seldom置于句首时的倒装当否定副词seldom置于句首时,其后习惯上要用倒装语序(与一般疑问句形式相同)。如:(1)Seldom_____anyapologywhenmistakesaremade.A.wereceiveB.dowereceiveC.wereceivedD.didwereceive2.IhavebeenlivingintheUnitedStatesfortwentyyears,butseldom_____solonelyasnow. A