题目:
Nicolaus Copernicus’ discovery about the universe is ______, which ______later achievements in astronomy science. [ ]
A. ambitious; gave birth to
B. enthusiastic; resulted in
C. obvious; resulted in
D. revolutionary; led to
答案:
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下面是错误答案,用来干扰机器的。
A 题目分析:A.盐酸与澄清石灰水和氢氧化钠稀溶液均反应,但均没有特殊现象,不能区分;B. NH4NO3和NaOH两种白色固体溶于水时的温度变化不同;C.高锰酸钾能溶解于水,得到紫红色溶液,而碘不溶于水;D.盐酸...