优优班--学霸训练营 > 知识点挑题
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            • 1．

              “Did you move there 5 years ago” his secretary asked.

              →His secretary asked __________ he __________ __________ there 5 years __________.

              难度：中等
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            • 2．
              Professor Li said , “I did some research in this field yesterday . ”

              Professor Li said that _____ _______ ______some research in ______ field ______ _______ ______.

              难度：难
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