◎ 题干
Though great efforts have been      on their study, Annie still can't make any improvements, which makes
her parents greatly ______ .
[     ]
A. made; disappointed      
B. done; disappointing
C. taken; disappointed      
D. given; disappointing
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Though great efforts have beenon their study, Annie still can't make any improvements, which makes her parents greatly ______ .[ ]A. made; disappointedB. do…”主要考查了你对  【动词】【过去分词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。