63. I ____ out a document when my boss walked into the office.
(A)have been printed
(B)was printing
(C)printed
(D)had been printing
答案:登入後查看
統計: A(110), B(1072), C(84), D(237), E(0) #535617
統計: A(110), B(1072), C(84), D(237), E(0) #535617
詳解 (共 3 筆)
#1483256
當我的老闆走進辦公室的時候,我正在列印文件。
14
0