由于我国合同法中对缔约过失责任的规定过于简单,致使其运用在理论上存在着较大的争议。本文从“过失”与“适用的合同场合”两个方面入手,分别对其作了一定的分析,认为对缔约过失责任制度的适用应在当前的理论认识下作适度的放宽。 Due to the simplification of contract liability in our country’s contract law, there is a big controversy in its application. This article starts from the two aspects of “fault ” and “applicable contract ”, analyzes each of them separately, and thinks that the application of liability system of contracting negligence should be moderately relaxed under the current theoretical knowledge.