A:《最后的晚餐》
B:《日出·印象》
C:《蒙娜丽莎》
D:《圣母像》
In our school library there a number of books on science, and in these years the number of them growing larger and larger.
—_____.
下列说法错误的是( )
若集合A=x|y=2x,集合B=x|y=x,则A∩B= ( )