问题
选择题
While______ in Scotland, he made friends with the native there.
A．working
B．worked
C．he works
D．he is working
答案
答案：A
题目分析：句意：他在苏格兰工作期间，与那里的当地人交朋友。动作work与其逻辑主语he是主动关系，故用现在分词作时间状语，选A。
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