Beijing isn't what it used to be. The last decade ________(witness) great changes in the city images...
2022-11-18 11:19:24 164次 2015届高三（人教版选修7）一轮复习单元测试Unit 3英语试卷（解析版） 其他题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Beijing isn't what it used to be. The last decade ________(witness) great changes in the city images.
本题链接：
