— Is she Sarah?
— Yes, ________.
A:You right.
B:You're right.
C:You are.
设全集U=x∈N|x≤5,A=1,2,3,B=1,4,则CUA∩CUB=( )
台湾歌星周杰伦的一曲《青花瓷》曾风靡海峡两岸。歌曲中所赞美的青花瓷最早出现在( )