支持Robin认为18的问题应该是: The statement that“ the car Peter took got damaged and the car Alicia took did not ”plays which one of the following roles in the argument? did not修饰the car alica took
19.could be true EXCEPT=must be false,其他四个答案是有可能正确的。而C中的情形与“not due to any difference in the blameworthiness of their behavior”矛盾,must be false。