【单选题】
About 25000 years ago some of NorthAmerica’s early settles walked across the land-------between Siberia andAlask
A、
A、that then is existed
B. existed then
C.that then existed
D. and then existing
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根据网考网移动考试中心的统计,该试题:
1%的考友选择了A选项
40%的考友选择了B选项
53%的考友选择了C选项
6%的考友选择了D选项