— Would you like some milk?
—________.
A:Yes, it is
B:Yes, I would
C:No, I wouldn't
D:Yes, please
6月5日是“世界环境日”下列行为中不利于保护生态环境的是( )
孔子是____末年鲁国人,是伟大的思想家,____家学派的创始人。