giúp mk câu này nha Đề bài: replace the parts in italics with a more appropriate or accurate expression a) A:I've got an oppointment at the dentist's.Shall I leave school early? B: have you brought a note from your parents? ................................................................................................................. b)A:come on, hurry up! Tidy your room and make your bed! B: No, I don't. it's not fair! ............................................................