Unlike the river in many cities in the United States, which is no longer the focal point of urban life, in San Antonio the river. PREP上这里的WHICH指代US,就近指代
The use of lie detectors is based on the assumption that lying produces emotional reactions in an anduvidual that,in turn,create unconscious physiological responses. OG的126题的THAT 指代的是前面的REACTION 原因是因为限定性定语从句和非性定性定语从句指代原则不同吗 求解