Beijing is one of the ____ in the world today. A. busiest city B. busiest cities C. busy city D. bus...
2023-02-22 01:04:23 16次 2011-2012学年浙江省台州六校九年级第二次联考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Beijing is one of the ____ in the world
today.
A. busiest city B. busiest
cities C. busy city D. busy
cities
本题链接：
