Susie's experience is unusual _______ she travelled 20 countries

Susie's experience is unusual _______ she travelled 20 countries in only one month.
A、so that
B、except that
C、in that
D、such that
【正确答案】：C
【题目解析】：【考情点拨】考查连词。
【应试指导】句意：苏西的经历很不寻常，因为她在短短一个月内游历了20个国家。so that意为"所以”，except that意为“除...之外”，in that意为“因为”,such that意为“如此...以至于”，故选C。