题目内容：
--- “ Joe doesn’t seem like the same person.”---“______so much in the war has made him more thoughtful.”
A. To have seen B. Having seen C. His seeing D. For him to see
参考答案：
选择题：--- “ Joe doesn’t seem like the same person.”---“_
- 题目分类：统招专升本-----英语
- 题目类型：选择题
- 查看权限：VIP
---“______so much in the war has made him more thoughtful.”
A. To have seen B. Having seen C. His seeing D. For him to see