the second book was ____by August 1952,but two years later,the end was still nowhere in sihght

题目

the second book was ____by August 1952,but two years later,the end was still nowhere in sihght
A completed B to have been completed C to complete D to have completed
接具体时间不是应该用过去式吗

答案

看这句话后面的的意思,这本书应该是没能按时完成的 所以选b:第二本书"本应该"在1952年八月完成.如果简单的选a,意思就变成了这本书在1952年八月完成了,后面又说没完成.显然是矛盾的...