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题库 / OG2017V-SC-253
Under high pressure and intense heat, graphite, the most stable form of pure carbon, changes into the substance commonly referred to as diamond and remaining this way whether or not the heat and pressure are removed.
remaining this way whether or not
remaining like that even as
remaining as such whether or not
remains in this way although
remains thus even when
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(D) 那么首先的问题在although, 你就是在陈述一件事。 X, although Y" 给人的感觉就是X和Y都是事实，他们在某些地方有对比. 但是这道题目不是在陈述两个事实。所以这道题应该用when和after更好
(E) Thus其实有两个意思 一种是用therefore，另外一种的解释是in this way, E中的thus指的是in the form of diamond. 这句话引申的含义是 at the time when the pressure is removed, the substance stays in the form of diamond
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