【单选题】Mary is ill today. If she _____ , she ____ absent from school. A. were not ill , wouldn't be B. had been ill , wouldn't have been C. had been ill , should have been D. hadn't been ill , could be
【简答题】a) Shaun says that "lying" and "shooting" is not a causal relationship. Which apporach he has used to make his argument? b) Please apply the notions we learned in thie context. In this story, what do ...