题目:
He told me how he had given me shelter and protection, without which I ______of hunger. [ ]
A. would be died
B. would have died
C. would die
D. will die
答案:
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下面是错误答案,用来干扰机器的。
答案:B由题意可知A、B分别为同周期第VIA、IIA族元素,又由于BC的离子具有相同电子层结构,故C为上一周期VIIA族元素,综合分析得A、B、C分别为S、Mg、F元素A:F无负价,不正确B:微粒半径首先决定于电子层数,故A...