问题
                    
Only when ____in the afternoon _____able to leave.
                            A:the match was over; they were
B:was the match over; were they
C:was the match over; they were
D:the match was over; were they
                        
                        B:was the match over; were they
C:was the match over; they were
D:the match was over; were they
正确答案是: