求助 OG 12 版 sc 31题

Bill1990

31. Unlike the convinction held by many of her colleagues that genes were relatively simple and static, Babara McClintock adhere to her own more complicated ideas about how genes might operate, and in 1983, at the age of 81, was awarded a Nobel Prize for her discovery that genes in corn are capable of moving from one chromosomal site to another.

 (A)   Unlike the convinction held by many of her colleagues that genes were
 (B)   Although many of her colleagues were of the convinction of genes being
 (C)  Contrary to many of her colleagues being convinced that genes were
 (D)  Even though many of her colleagues were convinced that genes were
 (E)  Even with many of her colleagues convinced of genes being

这道题正确答案选D，但我选了B，做题过程中只能排除A选项，其他几个感觉都可以。B选项的be of用法不是很清楚，C感觉也说得通，E选项也排除不了。我刚刚开始准备gmat，感觉做sc还没有感觉，拿到题目无从下手，只有类似A这样明显的错误能排除。所以正确率不高，也想请问各位这一部分如何训练才能有效提高呢？

gmatwc

白勇语法，看总结的语法知识点，只看正确的选项，并用语法分析

manxeon

看OG的解释，OG的解释还是很清楚的。熟悉了以后到了考场一看就知道哪几个用法不符合习惯用法的。