问题
选择题
She an old friend of hers yesterday while she was shopping att the department store.
A．turned down
B．dealt with
C．took after
D．came across
答案
答案：D
四个选项分别表示关掉、处理、照顾和偶然遇到，根据题意选D，她昨天偶然遇到一个老朋友……。
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