About the sixth century A. D. when few Europeans could read, the Chinese ______

游客2025-03-17 21

问题 About the sixth century A. D. when few Europeans could read, the Chinese ______ paper.

选项 A、invented
B、had invented
C、have invented
D、had been invented

答案 B

解析本题测试过去完成时的用法。本句强调过去的过去，又因为是主动关系，所以B是正确答案。本句的意思是：“大约在公元6世纪欧洲人几乎还不会阅读的时候，中国人已经发明了造纸术。”

转载请注明原文地址:https://www.tihaiku.com/zcyy/4001618.html

相关试题推荐

随机试题

最新回复(0)

Theagriculturalrevolutioninthenineteenthcenturyinvolvedtwothings:t