On April 14, 2010, many people dressed in black with white flowers their chests observed three minutes of silence in memory of the victims in Yushu Earthquake .
A. pinned in
B. pinned to
C. being pinned in
D. to be pinned to
网友回答
A. pinned in
(答案→)B. pinned to
C. being pinned in
D. to be pinned to
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