问题
                    
Could you please _______ out the rubbish
                            A:may not
B:can’t
C:mustn’t
D:needn’t;
                        
                        B:can’t
C:mustn’t
D:needn’t;
正确答案是:
                         
                        
                        
                    同类题型
                    __ to work overtime that evening, I missed awonderful film.
________your sister__________—– She is friendly and helpful.
ll we get up, Betty— It’s only five o’clock now ____ is noneed for us to get up so early
I left for the office earlier than usual this morning ______ traffic jam
It wasn’t _______ he took off her mask _______ I recognized he should be a famous film star.