notice board 和billboard的区别

notice board notice board 和billboard的区别 notice board怎么读 将notice tape computer和board game recorder配对,再翻译过来 on 还有on the board,on a notice board notice,tape,computer board,gamerecord组合 notice do和notice doing的区别 board board _______ the notice board carefully.选择a.lookb.look forc.look at d.look up _______ the notice board carefully.a.look b.look for c.look at d.look up Why don't you d__ your ad on the notice board where everyone can see it notice notice notice notice notice notice