题目内容
Although the first part of the book is easy, the rest ______.
A. has proved difficult B. are difficult
C. is supposed difficult D. have been found difficult
A
【解析】
试题分析:考查主谓一致。根据主语判断,指的是书剩下部分很难,前面是单数,后面用单数。句意:尽管这本书的第一部分很容易,然而剩下部分很难。故A正确。
考点:考查主谓一致
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