While in Scotland, he made friends with the natives there.A. workingB. workedC. he worksD

发布时间：2020-08-16 23:47:35

While      in Scotland, he made friends with the natives there.
A. working
B. worked
C. he works
D. he is working

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(答案→)A. working
B. worked
C. he works
D. he is working
解析：考查省略句。当状语从句的主语和主句一致，且含有系动词的时候。可以把状语从句的主语和系动词一起省略。本题while后面省略了he was；句意：当他在苏格兰工作的时候，他和那里的当地人成了好朋友。根据句意说明A正确。BCD项的时态错误。
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