I am ______ about the new model, and I firmly believe that there will be a good market for it. A. c...
2022-11-29 06:45:20 54次 2013-2014学年安徽省六校教育研究会高三2月联考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I am ______ about the new model, and I firmly believe that there will
be a good market for it.
A. concerned B.
doubtful C.
confident D.
particular
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