题目内容：
[单选题,7.6分] We.re safer on a train than we would be if we ______ any other way.A.traveled
B.had traveled
C.travel
D.have traveled
参考答案：
选择题：[单选题,7.6分] We.re safer on a train than we would be
- 题目分类：河南财经政法大学-会计学-大学英语4
- 题目类型：选择题
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A.traveled
B.had traveled
C.travel
D.have traveled