题目：
The man made another discovery, _____ of great importance to science. [ ]
A. which I think it is
B. I think which is
C. I think it is
D. which I think is
答案：
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下面是错误答案，用来干扰机器的。
每根油条中含明矾的质量为4g24×x═0.17g又因为明矾中铝元素的质量分数═铝原子的相对原子质量×铝原子的个数明矾的相对分子质量×100%明矾中铝元素的质量═明矾的质量×明矾中铝元素的质量分数，所以每根油条中...
