根据情景,请从下列选项中选择正确的表达把以下对话补充完整。 (用对应的ABCD作答) A: You’re finally here. It’s about time._______1________. B: Sorry, Mary. You know me,_____2______. A: Everybody knows that, and everybody is getting tired of it. Five, ten, thirty minutes, all the time. No one is that busy._______________3______, even when he is in the middle of a sentence. The whole class has to wait while you sit down and take out your books. It annoys him, and everyone else in the class. B: All I can say is sorry. Maybe I’ll change someday, _____4____________ In school, you always interrupt the teacher. but don’t count on it. I’ve been waiting in this restaurant for thirty minutes. I’m always late.