◎ 题干
She got the photos of her son ____ up next to her desk so that she could see them whenever she missed him.

[     ]

A. to pin
B. pinning
C. being pinned
D. pinned
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“She got the photos of her son ____ up next to her desk so that she could see them whenever she missed him. [ ]A. to pin B. pinning C. being pinned D. pinned…”主要考查了你对  【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。