thisisaveryinterestingbook.I‘llbuyit,____.a.howmuchmayitcostb.nomatterhowitcostc.howevermuchitcostd.howmayitcost(我选了b在语法上有什么错误吗?为什么一定要是让步状语从句)
thisisaveryinterestingbook.I‘llbuyit,____.a.howmuchmayitcostb.nomatterhowitcostc.howevermuchitcostd.howmayitcost(我选了b在语法上有什么错误吗?为什么一定要是让步状语从句)