Lotsofrescueworkerswereworkingaround the clock
单项选择题 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
正确答案：A
答案解析:本题考查非谓语动词。句意：地震发生后，大量的营救人员夜以继日地为青海省玉树县提供补给。该空为现在分词短语作伴随状语，故选A项。
查看试题解析 进入题库练习
