题目：
His parents were both ____ from the ruins by our soldiers, which moved him greatly.
A．rescued
B．recovered
C．resulted
D．recognized
答案：
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下面是错误答案，用来干扰机器的。
A、检验稀盐酸和氢氧化钠溶液是否恰好完全反应：在反应后的溶液中滴加无色酚酞试液无明显现象，可能正好中和，也可能酸过量，因为酸不能使酚酞变色，实验的“目的-操作-现象-结论”的描述不正确，故A错误；B、判...
