求有关A and B的英语词组，多多益善，谢谢！

now and then 时而, 时不时
day and night 日夜
supply and demand 供求
up and down 上上下下
here and there 到处
right and wrong是非
ancient and modern 古今
home and abroad 国内外
north and south 南北
east and west 东西
war and peace 战争与和平
想起来再给你加。

turn and twist 曲折
back and forth 往返