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Professor Johnson is said ______ some significant advance in his research in the
Professor Johnson is said ______ some significant advance in his research in the
游客
2024-10-28
35
管理
问题
Professor Johnson is said ______ some significant advance in his research in the past year.
选项
A、having made
B、making
C、to have made
D、to make
答案
C
解析
用不定式的完成时表示过去意义。
转载请注明原文地址:https://tihaiku.com/zcyy/3821443.html
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