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It was now clear that no such weapons were manufactured and none been found.A、wa
It was now clear that no such weapons were manufactured and none been found.A、wa
游客
2023-12-27
29
管理
问题
It was now clear that no such weapons were manufactured and none
been found
.
选项
A、was found
B、were founded
C、has been found
D、have been founded
答案
A
解析
“and”连接的两部分是并列关系,时态应一致,因而排除C、D。found是find的过去式,表“发现”,founded是found的过去式,表“建立,创立”,根据题干意思,本题应选A。
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