TheUSUKwaragainstIra的精選

問題詳情：TheUS/UKwaragainstIraqandthesuffering_____causedhavebecomeabigconcernallovertheworld.A.what      B.which      C.it       D.×【回答】*：C.解析：it(=theUS/UKwar)caused是定語從句...