the first available seat and get your things out as quietly as possible. B、come up to your instructor, say "I'm awfully sorry", and explain why you are late for the class. C、nod to your instructor, slip into the first available seat and explain why you were late in the break.">12.If you do get to a class late, you ________. 选项: A、nod to your instructor, say “Excuse me", and slip into the first available seat and get your things out as quietly as possible. B、come up to your instructor, say "I'm awfully sorry", and explain why you are late for the class. C、nod to your instructor, slip into the first available seat and explain why you were late in the break.