in the area reported three people robbing the bank with their heads wrapped in stocks.
A. Witness; to look at
B. Witnesses; seeing
C. Witnesses; looking out
D. Witness; to see
网友回答
A. Witness; to look at
(答案→)B. Witnesses; seeing
C. Witnesses; looking out
D. Witness; to see
解析：考查名词和动名词：第一空填Witnesses，Witness是可数名词，第二空填seeing，因为report后面接动名词做宾语，句意：这个地区的目击者报告看见三个人头用袜子套起来抢劫银行。选B。