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

試題分析：考查省略句。當(dāng)狀語從句的主語和主句一致，且含有系動(dòng)詞的時(shí)候�？梢园褷钫Z從句的主語和系動(dòng)詞一起省略。本題while后面省略了he was；句意：當(dāng)他在蘇格蘭工作的時(shí)候，他和那里的當(dāng)?shù)厝顺闪撕门笥�。根�?jù)句意說明A正確。BCD項(xiàng)的時(shí)態(tài)錯(cuò)誤。
點(diǎn)評：當(dāng)狀語從句的主語和主句一致，且含有系動(dòng)詞的時(shí)候�？梢园褷钫Z從句的主語和系動(dòng)詞一起省略。
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