问题
选择题
It is reported that by careful questioning the police managed to _________ the information they were looking for.
A．add up
B．set down
C．dig out
D．give up
答案
答案：C
题目分析：考查词组：A. add up加起来，B. set down记下，C. dig out挖出，查出D. give up放弃，句意：据报道通过仔细询问警察设法查出他们想要找的信息。选C。