Lots of rescue workers were working arou
2024-03-13 16次 高中 反馈错误 加入收藏 正确率 : 100%
题目内容:
[单选题]Lots of rescue workers were working around the clock, supplies to yushu.Oinghai province after the earthpuake....
A.sending
B.to send
C.having sent
D.to have sent
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