Many students thought about the third question for quite a while and had great difficulty answering it. Obviously, it was______a

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问题 Many students thought about the third question for quite a while and had great difficulty answering it. Obviously, it was______all.

选项 A、more difficulty than
B、as difficult as
C、the most difficulty of
D、the most difficult of

答案D

解析 根据句意和all一词可知,这里要用最高级,difficult:困难的,其最高级形式是the most difficult。difficulty:困难,难题,为名词。
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本试题收录于: 英语题库普高专升本分类
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