— No, they________.
A:needn't they; mustn't
B:mustn't they; mustn't
C:mustn't they; needn't
D:shouldn't they; should
2015年“两会”期间有全国人大代表就保护中医药的知识产权,提出相关的立法议案。这表明人大代表( )
如图所示为海波的熔化图象,从图象中获得的信息说法正确的是( )