My pain （）obvious the moment I walked into the room, for the first man I met asked me pitifully:" Are you feeling all right?" ( 章节：2 难度：2)
- A、must be
- B、. must have been
- C、could be
- D、could have been
正确答案:B
答案解析:有
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My pain （）obvious the moment I walked into the room, for the first man I met asked me pitifully:" Are you feeling all right?" ( 章节：2 难度：2)
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