The millions of calculations involved, had they been done by hand, （）all practical value by the time they were finished.
The millions of calculations involved, had they been done by hand, （）all practical value by the time they were finished.
A.could lose
B.would have lost
C.might lose
D.ought to have lost
正确答案：B
Tag：大学英语高职版
时间：2021-12-05 13:43:42