Beijing's new international airport ___________ into use in 2019 will serve 72 million passengers an...
2022-07-23 12:03:11 80次 2018届北京市高考三模英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Beijing's new international airport ___________ into use in 2019 will serve 72 million passengers annually.
A.being put B.to be put
C.put D.putting
本题链接：
