问题
                    
___ of them felt very tired but quite happy after ___ sports meeting.
                            A:Everyone; a two days
B:Every one; the two days
C:Every one; the two-day
D:None; a two-day;
                        
                        B:Every one; the two days
C:Every one; the two-day
D:None; a two-day;
正确答案是:
                        