题型:判断题 某元素的原子结构示意图为(右图),该元素原子核内有个质子,最外电子层有______电子,该原子容易______(填“得到”或“失去”)______个电子达到稳定结构.该元素属于______(填“金属”或“非金属”). 查看答案
题型:判断题 They wouldn’t agree to sell the house to us at the same price _____ they had promised, _____ was rather disappointing.A.which ; asB.as ; thatC.as ; whichD.that ; that 查看答案