问题
选择题
The l9th century ___ the greatest number of laws stopping the rights and progress of the black. [ ]
A. witnesses
B. is witnessing
C. witnessed
D. has witnessed
答案
答案：C
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The l9th century ___ the greatest number of laws stopping the rights and progress of the black. [ ]
A. witnesses
B. is witnessing
C. witnessed
D. has witnessed
答案：C
