China’s Silk Road Economic Belt, ____ accomplished, will quicken the economic growth of the countrie...
2022-09-11 22:41:13 149次 江苏省、栟茶中学2018-2019学年高二第一学期期末学情检测英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
China’s Silk Road Economic Belt, ____ accomplished, will quicken the economic growth of the countries along the route.
A. as B. once
C. though D. unless
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