3.The millions of calculations involved,had they been done by hand,________ all practical value
题目
3.The millions of calculations involved,had they been done by hand,________ all practical value
A.had lost
B.would lose
C.would have lost
D.should have lost
答案
B. would lose
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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