标题: rate of 与rate for [打印本页] 作者: lingxia 时间: 2003-12-23 00:48 标题: rate of 与rate for OG-13. State officials report that soaring rates of liability insurance have risen to force cutbacks in the operations of everything from local governments and school districts to day-care centers and recreational facilities. (A) rates of liability insurance have risen to force (B) rates of liability insurance are a force for (C) rates for liability insurance are forcing (D) rises in liability insurance rates are forcing (E) liability insurance rates have risen to force In choices A and B, rates of is incorrect; when rates means "prices charged," it should be followed by for.