铁矿石的软化性是指矿石熔化温度和软熔区间两个方面。
参考答案:错
《爱我中华》歌词:“五十六个星座,五十六枝花,五十六族兄弟姐妹是一家,五十六族语言汇成一句话,爱我中华爱我中华爱我中华。”这段歌词说明公民履行的义务是
A.维护国家统一和民族团结的义务
B.依法服兵役的义务
C.维护国家安全、荣誉和利益的义务
D.依法纳税的义务
In 1840, both Lucretian Mott and Elizabeth Cady Stanton resented ______ proper seating at the World’s Anti-slavery convention in London because of their sex.
A.refusing
B.to be refused
C.being refused
D.having refused