第5题: [单项选择]The survey has produced the first national estimate of below ______ . standard houses de rived from consistently applied methods. A. credible B. controllable C. tolerable D. perceivable 参考答案:C 答案解析:[解析] 语义连贯题。四个选项中能和standard houses形成合理修饰关系的为[C]tolerable“可忍受的”。[A]credible“可信的,可靠的”;[B]controllable“可