Theintr oductionofgunpowdergraduallymadethebowandarrow_______,particularlyinWesternEurope.
AobscureBobsoleteCoptionalDoverlapping
正确答案:B选[B]。所给四个形容词的意思分别是:[A]模糊的,不清楚的;[B]过时的,可选择的;[D]交叉的,重叠的。火药的引进只能使弓箭成为过时的器械,故[B]为正确选项。

Theintr oductionofgunpowdergraduallymadethebowandarrow_______,particularlyinWesternEurope.
AobscureBobsoleteCoptionalDoverlapping
正确答案:B上一篇 _____________[A] sure [B] sick [C] aware [D] tired
下一篇 ________[A] similar to [B] such as [C] along with [D] aside from