日语
韩语
法语
德语
西班牙语
意大利语
阿拉伯语
葡萄牙语
越南语
俄语
芬兰语
泰语
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
I don\'t think the experiment is _____ failure. At least we have got _____ experience for our
future work on _____ nature.
A. /; /; / B. a; /; the C. a; /; / D. /; the; /
I don\'t think the experiment is _____ failure. At least we have got _____ experience for our
future work on _____ nature.
A. /; /; / B. a; /; the C. a; /; / D. /; the; /
