Lots of rescue workers were working around the clock,____ supplies to Yushu, Qinghai Provinceafter t

题目简介

Lots of rescue workers were working around the clock,____ supplies to Yushu, Qinghai Provinceafter t

题目详情

Lots of rescue workers were working around the clock, ____  supplies to Yushu, Qinghai Province 
 after the earthquake.  
[     ]
A. sending                       
B. to send  
C. having sent                   
D. to have sent
题型:单选题难度:中档来源:同步题

答案

A

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