问题
选择题
.He has already gone home.But before he left,he _________ all the mistakes in his translation.
A．had corrected
B．has corrected
C．corrected
D．would correct
答案
答案：A
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.He has already gone home.But before he left,he _________ all the mistakes in his translation.
A．had corrected
B．has corrected
C．corrected
D．would correct
答案：A