问题补充:
单选题TheargumentremainsextremelyheatedtherearenecessaryconditionsofexistencesuchaswaterontheMars.A.thatB.whetherC.ifD.which
答案:
B解析whether在此引导同位语从句,不能用if代替。
时间:2024-03-28 00:45:40
单选题TheargumentremainsextremelyheatedtherearenecessaryconditionsofexistencesuchaswaterontheMars.A.thatB.whetherC.ifD.which
B解析whether在此引导同位语从句,不能用if代替。